Clinical trial
Prospective Clinical Assessment Study in Adolescents and Adults With Erythropoietic Protoporphyria (EPP) and X-Linked Porphyria (XLP) (STEPP)
NCT07567131 is registered in ClinicalTrials.gov with Portal Therapeutics, Inc. as lead sponsor.
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Registry record
As filed in ClinicalTrials.gov.
- Title
- Prospective Clinical Assessment Study in Adolescents and Adults With Erythropoietic Protoporphyria (EPP) and X-Linked Porphyria (XLP) (STEPP)
- Lead sponsor
- Portal Therapeutics, Inc.
- Phase
- Observational
- Overall status
- Recruiting
- Start date
- April 30, 2026
- Completion date
- April 1, 2027
- Enrollment
- 50 (estimated)
- Sites
- 19
Conditions
As the registry lists them; a condition with its own page is linked.
erythropoietic protoporphyria (epp), x-linked porphyria (xlp)