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Operator
Good afternoon. My name is Gary, and I will be your conference operator today. At this time, I would like to welcome everyone to the Amelix Pharmaceuticals fourth quarter and full year 2022 earnings conference call. All participants will be in listen-only mode. After today's presentation, there will be an opportunity to ask questions. To ask a question, please press star 1 on your telephone keypad. To withdraw your question, please press star 2. Please be advised that this call is being recorded at the company's request. I would now like to turn the call over to Lindsay Allen, Head, Investor Relations and Communications. Please proceed.
Gary
Good afternoon, and thank you for joining us today to discuss our fourth quarter and fourth year 2022 earnings. With me on the call are Josh Cohen and Justin Klee, our co-CEOs, Margaret Olinger, our Chief Commercial Officer, and Jim Friedes, our Chief Financial Officer. Before we begin, I would like to remind everyone that any statement we make or information presented on this call that are not historical facts are forward-looking statements that are based on our current beliefs, plans, and expectations, and are made pertinent to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. These statements include, but are not limited to, our expectations with respect to Relivrio and Albreoza, statements regarding regulatory development and the expected timeline thereof, our business strategy and outlook, and our expected financial performance and cash runway. Actual events and results could differ materially from those expressed or implied by any forward-looking statements as a result of various risks, uncertainties, and other factors, including those set forth in our most recent filings with the SEC and any other future filings that we may make with the SEC. You are cautioned not to place any undue reliance on these forward-looking statements, and Amelex disclaims any obligation to update such statements unless required by law. Now, I will turn the call over to Justin.
Josh Cohen
Thank you, Lindsay, and good afternoon, everyone. Our mission is to one day end the suffering caused by ALS and other neurodegenerative diseases. We just celebrated Amelix's 10th birthday, and as we look back, we are very proud of the progress we've made toward our mission over those 10 years. 2022 was, in many ways, the most important year for us. with the FDA approval of Relivrio for the treatment of adults with ALS in the U.S., following its approval with conditions as Albreoza in Canada. ALS is a relentlessly progressive and universally fatal disease, and Relivrio is the first approved treatment for ALS to demonstrate both a statistically significant benefit in function in the clinical trial, as well as an observed benefit on survival in a longer-term post-hoc analysis. We believe our therapy represents a meaningful advancement in treatment options for people living with ALS. Since the approval, we have seen strong interest in Relivrio, and we are encouraged by the early success of our commercial launch. We are very proud of our team for the way they have partnered with the ALS community, and for the great progress they've made toward our goal of delivering Relivrio to every eligible person in the U.S. and Canada. But this is also just the start. And all of us at AMLEX remain steadfast and committed to the work ahead in our commercial launches and as we work to transform what it means to be diagnosed with ALS. I will now pass to Jim to review our fourth quarter financial results and then to Margaret to share insights on our launch.
Lindsay
Thanks, Justin. We're pleased to share that at this point in our launch, we're meaningfully ahead of our expectations and encouraged by the interest and demand we've seen from the ALS community. Margaret will share some of the important early metrics that we're tracking, which should help you model our near-term opportunity and the total addressable market for the longer term. But first, I'll summarize Q4. Net product revenues were $21.9 million for the quarter and $22.2 million for the year, with the vast majority of that revenue from the United States. As you'll hear from Margaret in a few minutes, we're seeing robust demand from the ALS community. Gross-to-net adjustments were approximately 18% in the quarter and in line with our expectations. We expect gross-to-net to remain in the 15% to 20% range for the year, starting at the higher end of that range in Q1 due to the annual reset of copays and deductibles and Medicare Part D re-enrollment as of January 1st. Inventory levels at December 31st were where we would have expected, with roughly $7 million of inventory in the channel at specialty pharmacies. This represented approximately two weeks of sales at our year-end run rate, which we see as typical for a product launch at this point. Cost of sales were $2.8 million for the quarter. This is slightly higher than we expect for 2023 as a whole, as a percentage of revenues, given the royalty accruals we made during the quarter. We expect our ALS royalty obligations to be fully expensed in the second quarter of this year, and we have no future royalties for sales in ALS going forward. Research and development expenses were $22.8 million for the quarter, compared to $13.4 million for the same period in 2021 and $24.9 million in Q3. The increase was mainly driven by costs associated with the global Phase III Phoenix trial and its open-label extension phase, and additional personnel-related expenses. Going forward, we anticipate that R&D will grow as we continue to execute on Phoenix, manage our Phase IV post-marketing commitments, and invest in our pipeline. We expect our R&D expenses will be in the range of $25 to $30 million per quarter as we move towards the end of this year. Selling general administrative expenses, or SG&A, were $40.8 million for the quarter, compared to $14.9 million for the same period in 2021 and $29.9 million in Q3. The growth in SG&A during the fourth quarter was primarily driven by expenses to support our commercial launch activities, and continued infrastructure build to support a publicly traded commercial company. We're investing in SG&A to support our strong commercial launch and expect our spend will be in the range of $40 to $45 million per quarter as we progress through the year. Net loss for the fourth quarter was $42.7 million compared to a net loss of $28.3 million for the same period in 2021. Turning to our balance sheet, we're in a strong position. At year end, we had cash and short-term investments of $346.9 million and zero debt. We continue to expect our existing cash and short-term investments will be sufficient to bring us to cash flow breakeven. I'm excited about the progress we've made on the launch to date and look forward to sharing updates in the coming quarters. All of us at Amilex remember that every day there are thousands of people living with ALS, and our mission is to serve as many eligible people as possible. I'll now pass the call to Margaret to share what we're seeing from the market in terms of interest and demand for Relivrio and Albreozo.
Justin
Great. Thanks, Jim. Today, we are focused on three key priorities for our U.S. launch. The first is our effort to drive awareness and education about Relivrio for people living with ALS and clinicians. This includes educating that Relivrio is the first approved drug for ALS to demonstrate a statistically significant benefit and function in a clinical trial, as well as an observed benefit on survival in a longer-term post-hoc analysis, as well as sharing publications on supporting clinical data, such as a peer-reviewed publication in the New England Journal of Medicine. Our second priority is engaging with payers to work towards our goal of ensuring that every eligible person who can benefit from relibrio treatment has access as quickly and efficiently as possible. The third is ensuring that people living with ALS have positive interactions through their treatment journey with Relivrio, and ALS clinics have positive interactions with Amelex. This includes facilitating an organized, clear process for people enrolled in the Amelex Care Team Support Program, helping navigate the insurance process, being able to field questions, and optimizing people's experience as best we can. Now, let's run through a few specific details to help illustrate the progress we are making on each of these focus areas. Starting with our first priority of ensuring broad awareness of Relivrio. We are seeing our efforts yield strong results and have observed rapid uptake following the FDA's approval on September 29th. There were just over 1300 people living with ALS on Relivio in the United States at the end of 2022. An uptake has continued since then. We remain optimistic about our ability to continue growing from here as we believe people with ALS and their clinicians are eager to learn about and try a new treatment option. By the end of this quarter, we believe we are on a pace to roughly double the amount of people on Relivio on a net basis. On the clinician side, we are encouraged by the prescriptions coming from the top ALS doctors and key ALS centers. But there is still significant opportunity for growth. Prescribing was fairly concentrated with roughly 70 prescribers, mostly at major ALS centers, representing approximately half of all relivial prescriptions during the quarter. With regard to the total clinician market, we believe there are roughly 2,700 potential ALS prescribers in the United States. Out of the roughly top 500 prescribers, approximately 55 of these clinicians prescribed Rolibrio by the end of the fourth quarter. From the healthcare office perspective, about two-thirds of the top ALS centers have prescribed Rolibrio to at least one patient. We see these numbers as encouraging. As we expand our education efforts, we have an opportunity to see broader and deeper uptake among the key providers. Another notable part of our launch is the interest that we are seeing across the spectrum of people living with ALS when we look at the time since initial diagnosis. We encourage that regardless of the time since diagnosis, People with ALS are interested in and gaining access to this important new treatment. In other words, we are seeing people on Relivrio who have been newly diagnosed as well as others who have been diagnosed for more than three years. Shifting gears to our second priority, insurance coverage. More people have already gained access to Relivrio through their insurance than we had anticipated at this point in our launch. U.S. insurers representing approximately one-third of the covered lives have already published formal coverage policies, and the vast majority provide broad access to Relivrio. In addition, many of the key players are included in this early group. We remain engaged with insurers across the country, including commercial and Medicare plans, and we continue to anticipate that the majority of them will formalize their policies during the first half of this year. Moving now to our third priority of ensuring people living with ALS who have been prescribed Relivrio and ALS clinics have positive interactions. Our team is working expeditiously to get people living with ALS who have been prescribed Relivrio enrolled in the AMLEX Care Team Support Program, also known as ACT, and on therapy. Currently, it is taking us a little more than 45 days between receiving an enrollment form and Relivrio being shipped. We expect this process will speed up as more insurers implement formal coverage decisions. In this interim period, while the majority of plans are determining their coverage policies, access to Relivrio is generally through the medical exception slash prior authorization process. we have been pleased to see that approximately 80% of prior authorization requests have been approved on the first submission, despite most patients having unique coverage and related requirements. Overall, our team has had great success helping people with ALS who have been prescribed relief rails gain access through their insurer. In the limited cases where access hasn't been granted through an insurer, we have used our interim access programs and our patient assistance program for eligible patients. In the fourth quarter, roughly 10% of people taking Relivrio were part of these programs. Now turning to our launch in Canada. The interest in Albreoza remains widespread across the entire ALS ecosystem in Canada. And most importantly, with the approximately 3,000 Canadians living with ALS and their families. we are encouraged by what we are seeing in treatment uptake. Mirroring our efforts in the U.S., we continue to educate Canadian payers on ALS disease progression and Albreoza's efficacy and safety data to ensure broad and equitable access to as many eligible Canadians as possible. On this front, we are pleased to have negotiated agreements with all of the largest private Canadian insurers to cover Albreoza. representing approximately 80% of the privately insured population. With respect to public government funding, as expected, we are in ongoing negotiations with the Pan-Canadian Pharmaceutical Alliance, or PCPA, which represents the provinces and territories in regards to the scope and breadth of coverage they will provide. As a reminder, this process typically takes up to 12 months to complete. Amelex, as well as the ALS community at large, will continue to advocate for people who are covered by Canada's public insurance options to have equitable and broad access to albriosis, similar to what we have secured on the private side. Time is something this community just does not have a lot of, and thus, we have an elevated sense of urgency. It's important to note that, for now, due to expected public reimbursement process timelines, We anticipate a more limited revenue opportunity in Canada through at least the first half of 2023. We are encouraged by the progress of our launches and our momentum to date, and I am very proud of our team. But there is much more work to be done. As we look throughout the rest of the year, our team remains vigilant in our efforts to educate ALS centers and look forward to educating the general neurologist. We believe we have a large untapped opportunity for additional growth as we conduct ongoing research outreach. We remain committed to driving access with and support to every eligible person living with ALS who can benefit from treatment. With that, I'll turn the call over to Josh and Justin for some final updates and closing remarks.
Jim
Thanks, Margaret. I would also like to provide an update on where we see ourselves headed in the coming years in the United States. and then provide updates on Europe, Phoenix, and our new program in Wolfram Syndrome. Starting with our current view of the addressable market, there are approximately 29,000 people living with ALS in the United States. Given the relentless and fatal nature of ALS disease progression, and recognizing that not everyone will be interested in treatment, our hope is that eventually at least 10,000 people will be on Relivrio at any point in time. Shifting to Europe, as expected, we completed the SAG meeting last month. Certain major objections remain, and the CHMP has adopted another round of questions for us to respond to. We have those in hand, and due to this additional round of questions, we now expect an opinion from CHMP mid-year and a decision at the earliest in Q3. Overall, we believe we have a strong scientific position that is supported broadly by the ALS community and a capable team leading our process. While the review process is ongoing, we continue to prepare to execute a successful launch in Europe if approved. Now I would like to share some updates on Phoenix. Last month, we announced that the study was fully enrolled with 664 participants, which compares to 137 in Centaur. As you may recall, our goal was to include 600 participants in Phoenix, and we ended up enrolling more due to high demand. Phoenix is studying a similar group to Centaur with slightly broader inclusion and exclusion criteria. We have stratified Phoenix based on whether people would meet the Centaur inclusion criteria or not and plan to analyze the subset of participants who strictly meet the Centaur criteria as well as the broader population. Centaur met its pre-specified primary outcome with all clinical secondary outcomes trending in the same direction plus an observed difference on overall survival in a post-hoc analysis and a well-tolerated safety profile. We are looking forward to Phoenix topline results, anticipated in mid-2024. As a reminder, while we expect to get data for the primary outcome of ALS-FSR progression and several secondary outcomes in mid-2024, it's likely that overall survival data will take another year or more to mature due to the normal course of disease progression in people with ALS. This is similar to Centaur, in which the final survival analysis was at the 3.5-year time point. So overall, we are confident in the design and execution of the study and looking forward to the outcome of PHOENIX. Turning to our R&D efforts, we are pursuing research of both AMX35 and other novel drug candidates in ALS and other neurodegenerative diseases. We continue to work on new pipeline programs, new clinical indications, and initiatives within the ALS community this year and in the coming years. As a first update, today we wanted to share more about a program to evaluate AMX 35 and Wolfram syndrome. Wolfram syndrome is an ultra-rare disease affecting fewer than 5,000 people in the United States. The disease leads to multi-system failure. resulting in blindness, deafness, diabetes, ataxia, neurodegeneration, and typically death by early adulthood. Several papers characterize the disease as a prototypical disease of endoplasmic reticulum stress. Our interest in Wolfram began when a family affected by the disease and a leading researcher, Dr. Fumihiko Yorano at Washington University, connected with us to inquire about collaborating on preclinical studies given the hypothesized mechanism of action of AMX35. What followed has been a roughly four-year collaboration, during which our R&D team conducted in vitro and in vivo studies together with WashU to evaluate the potential of AMX35 in Wolfram syndrome. These studies had very promising results, some of which were recently published in the Journal of Clinical Investigation Insight. At this time, we are close to kicking off a phase two study at WashU. The study is a 12 participant open label study, which we believe will provide key insights to guide future studies directed at registration. At this point, our IND is open and Dr. Urano's site is activated and will hopefully enroll the first participant in the near term. I'll now turn the call over to Justin for a few closing remarks.
Josh Cohen
Thank you, Josh. In parallel to all of the progress that we outlined on our call today, we are continuing to strengthen the breadth of our team's collective experience and perspective. We are pleased to share that we recently appointed Karen Firestone to our board of directors, effective March 16. Prior to co-founding Oreus Asset Management, Karen spent 22 years with Fidelity where, among other responsibilities, she managed the biotechnology sector fund, She has a demonstrated track record of applying her strategic acumen and commercial mindset to drive progress in the space, and we look forward to her counsel as we continue working toward our mission. In closing, we take our responsibility to make a difference in the lives of people with ALS very seriously. We are proud of the progress we have made to date and the fact that we are helping more than 1,000 people and their families in their battles with ALS. There remains much work to do, and we are focused on ensuring quick and efficient access to Relivrio for every eligible person who can benefit from it. Thank you all for your support and for your time today. Now, we'd be happy to take your questions. Operator, please open the call to Q&A.
Operator
We will now begin the question and answer session. To ask a question, you may press star then one on your telephone keypad. If you are using a speakerphone, please pick up your handset before pressing the keys. To withdraw your question, please press star then two. Please limit your questions to one with one follow-up. If you have additional questions, you may rejoin the queue. At this time, we will pause momentarily to assemble our roster.
spk00
The first question is from Jeff Meacham with Bank of America.
Operator
Please go ahead.
spk02
Jeff Meacham, Bank of America Bank of America Bank of America Bank of America Good afternoon, guys. Thanks so much for the question. I just had one on commercial and a quick one on Europe. In the U.S., you mentioned the centers that are responsible for the bulk of scripts. I just want to get a sense as to the inquiries or the queue of patients across the broader ALS population. I'm just trying to get a sense of the breadth of awareness on whatever metric you guys can provide. On the European market, I know you probably can't get into specifics, but can the questions that you've gotten be addressed with current data, you think, or longer follow-up, or is it fair to say that you may have to, you know, wait to the Phoenix study? I'm just trying to get a sense whether there's maybe a middle scenario with a more narrow label that you can still provide some limited EU access in the next, say, 12 months or so. Thank you very much.
Justin
Thanks, Jeff. I could take your question on the U.S. market first, and then I could turn it over to Josh and Justin on the EU. So as I mentioned, there's about 2700 physicians that prescribe for ALS, which is our broad target audience. During the first quarter, we were heavily focused on the top ALS centers and the top 500 prescribers, of which 55% of them had written a prescription for Relivio in the fourth quarter. So that continues to be our focus. There's a lot of opportunity that remains in those top prescribers. But also, a lot of patients are being seen by the general neurologist out in the communities, and that's clearly, you know, our next, you know, runway that we have to continue to penetrate this market much more broadly than we have to date.
Jim
Yeah, and I'll add on Europe. So, first I'd say, you know, as you've seen in the U.S. and Canada, I think we have, you know, a really good case here. This drug has been approved. And, you know, we have a team that's very used to making strong scientific arguments here. So, you know, what I'd say is I think we have the right scientific arguments to make to support the approval of this product, but ultimately the decision's up to regulators. So, you know, I guess we'll have to wait and see, but I think we have all the right pieces in place to continue forward.
spk02
Okay, great. Thanks so much.
Operator
The next question is from Umar Rafat with Evercore ISI. Please go ahead.
Umar Rafat
Hi, guys. Thanks for taking my question, and congrats on the launch. By my math, I feel like you will either be at or fairly close to break-even in 1Q. Could you please comment on that? And could you give me a sense for whether the patient numbers at the end of December, not as of now, but at the end of December, was approaching about 1,500 to 2,000, if you could clarify that? And then finally, how much inventory was in the 4Q number that we just saw? Thank you very much.
Lindsay
Yeah, Jim, I'll start with that. Maybe in reverse order. So we did mention there's about a million dollars in inventory at the end of Q4. And that represented about two weeks at the run rate that we were at. So and we think that's appropriate for where we were in the launch. You know, the first question I know is about, you know, when we're going to hit breakeven. I think that right now it's still just really too early to tell, right? We're only four months into launch. I think a lot will depend, you know, obviously on what we spend and versus, you know, the revenue that we pull in. But more specifically, I think as we're seeing the demand increase, right? And again, Margaret mentioned there were 1,300 patients on drug at the end of 1231 and at the end of Q4. And we're looking at roughly doubling that as we get to the end of March. So 2,600 patients, you know, plus or minus. I think that one does have to be careful, though, right, because all those patients don't come on at once, right? If they come on through the quarter, we might get one month of revenue, we might get three months of revenue, depending on when the patient started. And just as a reminder as well, we start for the first three weeks with a single dose of, you know, single sachet of product, and we move two sachets a day for the remainder, you know, the remaining, you know, 11 months of the year. So just be careful as you extrapolate revenue there. And I think I guess I would just say we're off to a really good launch. I think we're probably going to be able to more than double our revenues in Q1. I'd say we'd be closer to tripling our revenues than we are to doubling our revenues, but wouldn't want to give more guidance than that.
Umar Rafat
Thank you.
Operator
You're welcome. The next question is from Nina Betrido-Garg of Citi. Please go ahead.
Nina Betrido - Garg of Citi
Hey guys, congrats on the quarter and thanks for taking my question. Just kind of following up a little bit on the last question, just thinking about the pace of starts. And it seems like there was a little bit of a warehousing effect as you expected in fourth quarter. But just trying to get a sense for how we think about the pace of starts after Q1. Do you expect this kind of 1300 patients per quarter to be kind of a sustainable rate? or should we expect their piece of new starts to kind of start to decline thereafter? And then just on the Phoenix commentary, you know, should we, I mean, how should we think about, you know, kind of next steps post the Phoenix top line? I mean, it sounds like you're kind of guiding us to expect a decision on, you know, kind of the long-term kind of commercial status of Relivrio based more off of overall survival data. But just wanted to clarify if I heard that correctly. Thanks.
Justin
So, yeah, Meena, thank you so much for the question, and I'll start. This is Margaret. So, just want to reiterate, we are very pleased with the growth we're seeing in the second, in Q4 of 2022, and so far this year. And we are, you know, and things are going really well. We're seeing an initial bolus in demand. And to be honest with you, we just don't know how big this bolus will be or how long it will last. But we expect continued growth and interest and demand as the initial prescribing, you know, has been relatively concentrated, as I mentioned. We have a large untapped opportunity to build on in our ongoing outreach and education and efforts. We really see that we have a lot of runway ahead of us.
Jim
Yeah, thanks, Margaret. And just adding, so I think survival is definitely a key endpoint in ALS. I think it's just a biological reality, but it takes a while for survival events to accrue. So we wanted to be really upfront about that. But I want to come back to we're really confident in the trial design and execution. We're really looking forward to this data. I'll say personally, I can't wait to unveil the Phoenix data when we have that next year.
Lindsay
Yeah, and just one more point, you know, as Margaret emphasizes the demand, I think that's on the plus side, right? We're seeing early demand. It's very concentrated so far, so we have a lot of breadth and depth to continue to look forward to, I think, as we expand this product. On the other hand, though, insurance coverage is still something that is not complete yet. And I don't believe it's going to be appropriate to make an estimate about what our future demand is going to look like until we get fully, you know, closer to 100% of the insurance decisions being made. And again, as Margaret mentioned, at this point, we're about a third of the way through that. So I think it's too early for us to really know what that demand curve is going to look like, Nina. You know, again, how big and how long that bolus might last until we really understand what the full breadth of coverage is. It's going well so far, but we're only a third of the way through.
Nina Betrido - Garg of Citi
Got it. That's super helpful. Thank you. You're welcome.
Operator
The next question is from Corinne Jenkins with Goldman Sachs. Please go ahead.
spk05
Yeah, good afternoon, and congratulations on the quarter, guys. Maybe to start, just in terms of the EMA questions, I know you shared a bit already, but can you just provide a little more clarity? Are these questions that you could answer with data that you currently have on hand, or is there any risk that you might have to generate additional data to sufficiently answer those?
Jim
Yeah, I think, you know, the question is always with any regulator, is what we have sufficient, or is more data needed? I'd say, you know, this drug's already been approved by two regulators. I think we have clear and strong scientific arguments to support the approval of this drug. But of course, the regulator has to decide that too. So, you know, we're still going through the process. We're still going through the back and forth. So, you know, it's too early to know what the decision will be. But I think we have the right team and the right arguments to continue moving forward through the process.
Josh Cohen
Yeah, and Corinne, I'll just add to that, you know, in the EMA, you know, while we don't know yet, our anticipation is that this may be a conditional marketing authorization, and the conditioning marketing authorization, the condition would likely be completion of the Phoenix trial. So I think that's an important part of your question, too.
spk05
Yeah, that's really helpful. And then you mentioned 10,000 patients on drug target kind of steady state, and in the past we've talked about what the launch curve might look like with an initial bolus and then steadying out until we get to a steady state. How are you thinking about it now that you're in the market and seeing kind of the demand that you've had thus far?
Justin
Yeah, so we're very excited about the opportunity in the long term to hopefully be able to treat 10,000 patients at any given time. As you know, there's 29,000 ALS patients suffering with this disease. Some patients we know will not be able to, just unfortunately due to the natural progression of the disease, be able to access treatment to the drug. But we do know that really is all today is, you know, roughly 9,000, but the range is anywhere from 8,000 to 11,000. So we do have a goal and aspiration to become standard of care with the first drug to really have function plus, you know, survival from a long-term post-hack analysis. So That's sort of our goal and aspiration, and we feel confident that we can meet that goal. How long it will take us to get to that point, I think it's way too early in the launch to see that. And then just in terms of the slope of the ramp, you know, to your point, it is very early months of the launch, but we are seeing very encouraged levels of interest from both people living with ALS and clinicians. And, you know, we said that, you know, Q4 we ended with 13 people on therapy. We expect to double that by the end of Q1. And again, I just want to reiterate to everybody that is on a net basis, which should give you a good sense of how the launch is progressing. And while we do have that initial bolus of demand and we don't know how big and how long that will last, we do really are very confident in the long runway we have ahead of us. So, you know, our focus remains, you know, on the 1300 patients that are in therapy today. keeping them on therapy, and then also, you know, we're very encouraged by the insurance favorability that we're seeing. While it's only a third at this point, we have very broad access to date, and we're encouraged at the future. Okay, thanks.
Operator
The next question is from Mark Goodman with SVB Securities. Please go ahead.
Mark Goodman
Yes, hi. There's a lot of conversation about the Phoenix study. I was just to make sure I understand, just to be clear, when you make a decision on whether the PHOENIX study is successful or not? Will you be waiting for the survival data to actually make that determination? Thanks.
Jim
Yeah, I think what, you know, what we've said and I think what's the case is we're going to do what's best for patients here. I'm really, really excited about the data that we're going to unveil. And, you know, as the data comes in, we'll make the appropriate decisions in collaboration with the ALS community But again, we have a lot of confidence in the trial design and the execution here, and we're really excited to unveil those results next year.
Josh Cohen
Yeah, and Mark, just going further to your point too, Justin, so first we measure function at 48 weeks, and then we will measure survival. These are really key endpoints for people living with ALS. They're really key endpoints for doctors and the care team who look after people with ALS. It's also what we saw in the Centaur study. So, you know, the study design and the data that we're collecting are based off of both what we saw in the first study as well as what's important to the ALS community.
Mark Goodman
Right, and what you're saying is survival is very important in the ALS community, so you're going to need to see that data to really understand what you have and what you don't have.
Josh Cohen
It's certainly a critical endpoint.
Mark Goodman
Okay, thanks.
Operator
And our last question today comes from Ananda Ghosh with HC Wainwright. Please go ahead.
Ananda Ghosh
Hey, hi, guys. Thanks and congrats for the quarter on behalf of Andrew. I just had one question. Even post-approval, there were questions on Phase 2 data and potential positive Phase 3 data. Now, what has been the feedback as you have been negotiating with the peers, especially in terms of the data?
Jim
Yeah, so I think the question relates to how payers have asked about ongoing studies and ongoing data. I'd say thus far we've seen broad and really good coverage from the payers. You know, of course, we're only a third of the way through, so only a third of payers have released their policies. But thus far, you know, the engagement's been great, and we've been, you know, the vast majority have had, you know, broad coverage policies that we're very happy with.
Justin
And I would just add to that that, you know, we have a really strong payer and medical affairs team that are having ongoing discussions with the clinical teams. And I think these payers are really understanding just how devastating this disease is. And, you know, more broadly, our payer interactions today have been highly encouraging.
Operator
Great.
spk00
Thanks.
Operator
Thank you. There are no further questions at this time. I'll turn the call back to Mr. Klee for final comments.
Josh Cohen
Thank you, Operator. We are proud of the progress we've made to date and encouraged by the early success of our commercial launch. We remain focused on the work ahead to pursue our goal of delivering Relivrio to every eligible person living with ALS. Thank you all for joining us, and thank you for joining the call. Have a good evening.
Operator
The conference is now concluded. Thank you for attending today's presentation. You may now disconnect.
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