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TrialConditionsStatusPhaseUpdatedMore infoNCT ID
HELIOS: Open-Label, Long-Term Extension Study to Investigate the Safety, Tolerability, and Efficacy of DISC-1459 (Bitopertin) in Participants With EPP or XLPCongenital, Hereditary, and Neonatal Diseases and Abnormalities, Digestive System Diseases, Nutritional and Metabolic Diseases, Skin and Connective Tissue Diseases, erythropoietic protoporphyria, hepatic porphyria, hereditary disease, hereditary skin disorder, liver disorder, metabolic disease, porphyria, skin disorderEnrolling by invitationPhase 2 / Phase 32026-10-09NCT05883748
A Study to Investigate PORT-77 Oral Dosing Compared With Placebo in Participants With Erythropoietic Protoporphyria (EPP) or X-linked Protoporphyria (XLP)Congenital, Hereditary, and Neonatal Diseases and Abnormalities, Digestive System Diseases, Nutritional and Metabolic Diseases, Skin and Connective Tissue Diseases, X-linked erythropoietic protoporphyria, erythropoietic protoporphyria, hepatic porphyria, hereditary disease, hereditary skin disorder, liver disorder, metabolic disease, porphyria, skin disorderRecruitingPhase 2 / Phase 32026-09-15NCT07820085
Longitudinal Study of the PorphyriasCongenital, Hereditary, and Neonatal Diseases and Abnormalities, Coproporphyria, Digestive System Diseases, Nutritional and Metabolic Diseases, Skin and Connective Tissue Diseases, acute intermittent porphyria, erythropoietic protoporphyria, hepatic porphyria, hereditary disease, hereditary skin disorder, liver disorder, metabolic disease, porphyria, skin disorderRecruitingNot stated2026-05-15NCT01561157
Observational Study of Adults and Adolescents With Erythropoietic Protoporphyria (EPP) and X-linked Porphyria (XLP)Congenital, Hereditary, and Neonatal Diseases and Abnormalities, Digestive System Diseases, Nutritional and Metabolic Diseases, Skin and Connective Tissue Diseases, erythropoietic protoporphyria, hepatic porphyria, hereditary disease, hereditary skin disorder, liver disorder, metabolic disease, porphyria, skin disorderRecruitingNot stated2026-05-05NCT07567131