This study tests whether the drug bitopertin can help people with erythropoietic protoporphyria (EPP) or X-linked protoporphyria (XLP) spend more time in sunlight without pain. About 183 participants aged 12 and older will receive either bitopertin or a placebo for 6 months. Rese…
Phase: PHASE3 • Sponsor: Disc Medicine, Inc • Aim: Disease control
Last updated May 15, 2026 11:53 UTC