CI

At a glance

ClinicalIndex Comparison Record
Phase 3Completed· 407 enrolled
Drug / intervention
CTP-543drug
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT05041803
NCT05041803Phase 3Completed

A Multicenter, Open-Label, Extension Study to Assess the Long-Term Safety and Efficacy of CTP-543 in Adult Patients With Moderate to Severe Alopecia Areata

Sun Pharmaceutical Industries, Inc.·interventional·Posted Sep 13, 2021·Updated Nov 21, 2025

In Brief

A Phase 3 clinical trial evaluating CTP-543 for Alopecia Areata. Completed, enrolled 407 participants across 39 sites in 5 countries.

Detailed Summary

The overall objectives of the study are to evaluate long-term safety of CTP-543 and to assess long-term effects of CTP-543 on treating hair loss in adult patients with chronic, severe alopecia areata. Patients from European sites who previously completed a qualifying CTP-543 clinical trial may participate in this study.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsAlopecia Areata
CountriesFrance, Germany, Hungary, Poland, Spain
Collaborators--

Timeline

Phase 3CompletedFinished
20222023202420252026
First PostedSep 13, 2021
Enrollment StartOct 19, 2021
Primary CompletionJul 18, 2024
TodayJul 2, 2026
Enrollment to primary: 2.7 yearsPosted 4.8 years ago

Interventions

CTP-543drug

Twice daily dosing