Steven Stein
Analyst · Oppenheimer. Your line is now live
Yes. Steven, thanks for the question again on HS. So, just to be somewhat repetitive, these patients have a lot of morbidity, particularly in skin falls like the armpit, the axilla and other parts of the body in terms of abscesses and nodules that drain and cause a lot of morbidity to these patients. It looks like the currently approved TNF inhibitor doesn’t fully address that unmet need. And again, that speaks to the interest in new mechanisms of action here that look like from our Phase 2 proof-of-concept may be addressed very well from – in terms of povorcitinib and a JAK inhibition. So, that’s the reason we are excited about the data. That’s the reason we want to go fast into a Phase 3. There is a very good – in the slide in the prepared remarks, response in terms of abscess and nodule formation. And we will be testing, as I said earlier, two doses there. It’s about somewhere around 0.1% of the U.S. population, but we estimate approximately – excuse me, upwards of 150,000 patients in U.S. prevalence-wise and maybe about 50,000 currently get treated. But if you have a therapy that addresses that need, then that will be a really important thing to develop. In terms of auremolimab and its IL-15 receptor beta monoclonal antibody, as I have said, this addresses resident memory T-cells in the skin which are felt to cause the melanocytes not to produce the pigment and then to keep the disease present. So, by addressing this and there is a very good preclinical model, you can potentially result in “cure” or at least prolonged responses in terms of repigmentation. So, we view this completely complementary. Just to go over the entirety of our vitiligo studies, our first indication with Opzelura is in patients with 10% or below body surface area involvement and requires long-term treatment to get the effects that improve over time. If you look at the data, if you look at the 24-week data, it goes up by another 20% absolute points when you get to 50 weeks. And then with povorcitinib, our vitiligo program is looking at patients with more severe vitiligo, more body surface area involvement, so 8% or above. And again, we have data there that’s really encouraging, and we will be presenting it early next year at a major meeting and then make go-forward decisions for porvacitinib there in terms of an oral therapy with a different therapeutic ratio. And then just to round it out, now with the anti-IL-15 receptor beta antibody, we get their entirety, and we expect that will have activity on its own based on the preclinical models, and that’s how we will start testing it initially. But you can imagine a world going forward where these therapies will complement one another and be used interchangeably depending on the disease and how it evolves. And we really want to address the unmet need here. We are excited about our vitiligo franchise and what it can do for patients who require and want repigmentation. Thanks. Sorry, your last question. Other indications, I think it’s pretty early, but the mechanism may be important in areas like systemic sclerosis, sarcoid, etcetera, but it’s very early in that journey. So, we will just see how this program goes going forward. Thank you.