EPP

Clinical trials for EPP explained in plain language.

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Trials to join now! 1 Completed 1

New pill for sun allergy pain tested in long-term safety trial

Disease control Recruiting now

This study looks at the long-term safety of an oral medication called dersimelagon for people with erythropoietic protoporphyria (EPP) or X-linked protoporphyria (XLP) — rare conditions that cause severe pain and skin reactions to sunlight. About 300 participants who completed a …

Matched conditions: EPP

Phase: PHASE3 • Sponsor: Tanabe Pharma America, Inc. • Aim: Disease control

Last updated May 15, 2026 11:54 UTC

EPP

Get alerted when new EPP trials appear

New pill for sun allergy pain tested in long-term safety trial