Drugs / CTP-543
last change Jun 2026 re-read 2 minutes ago

CTP-543

Developed for
alopecia areata
Investigated by
Concert Pharmaceuticals · Sun Pharmaceutical Industries, Inc. · Celerion · Sun Pharma Japan Limited

Regulatory milestones approvals, filings & regulatory actions · 1 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Approved US (FDA) LEQSELVI 2024-07-25 fda.gov

Trials 23 · a red edge is where a trial was stopped

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 113 trials
Phase 1 NCT05478772 Jul → Aug 2022 Concert Pharmaceuticals Completed No outcome recorded
Phase 1 NCT05467709 Jun 2022 Concert Pharmaceuticals Completed No outcome recorded
Phase 1 NCT05467696 Jun 2022 Concert Pharmaceuticals Completed No outcome recorded
Phase 1 NCT05468749 Jun → Oct 2022 impaired renal function disease Concert Pharmaceuticals Completed No outcome recorded
Phase 1 NCT05467722 Jun → Sep 2022 Concert Pharmaceuticals Completed No outcome recorded
Phase 1 NCT05192369 Jan 2022 Concert Pharmaceuticals Completed No outcome recorded
Phase 1 NCT04843540 May → Jun 2021 Concert Pharmaceuticals Completed No outcome recorded
Phase 1 NCT04743414 Mar 2021 Concert Pharmaceuticals Completed No outcome recorded
Phase 1 NCT04309643 Jun 2020 Concert Pharmaceuticals Completed No outcome recorded
Phase 1 NCT04092712 Sep 2019 Concert Pharmaceuticals Completed No outcome recorded
Phase 24 trials
Phase 2 NCT04784533 Feb 2021 → May 2023 alopecia areata Concert Pharmaceuticals Completed No outcome recorded
Phase 2 NCT03941548 May 2019 → Apr 2020 alopecia areata Concert Pharmaceuticals Completed No outcome recorded
Phase 2 NCT03811912 Mar → Nov 2019 alopecia areata Concert Pharmaceuticals Completed No outcome recorded
Phase 2 NCT03137381 Aug 2017 → Jul 2019 alopecia areata Concert Pharmaceuticals Completed No outcome recorded
Phase 2/31 trial
Phase 2/3 NCT03898479 Apr 2019 → May 2027 expected alopecia areata Sun Pharmaceutical Industries, Inc. Active not recruiting No outcome recorded
Phase 35 trials
Phase 3 NCT07617597 Jun 2026 → Feb 2028 expected alopecia areata Sun Pharma Japan Limited Recruiting No outcome recorded
Phase 3 NCT07133308 Aug 2025 → May 2028 expected alopecia areata Sun Pharmaceutical Industries, Inc. Recruiting No outcome recorded
Phase 3 NCT05041803 Oct 2021 → Jul 2024 alopecia areata Sun Pharmaceutical Industries, Inc. Completed No outcome recorded
Phase 3 NCT04797650 Jun 2021 → Jun 2022 alopecia areata Concert Pharmaceuticals Completed No outcome recorded
Phase 3 NCT04518995 Nov 2020 → Apr 2022 alopecia areata Concert Pharmaceuticals Completed No outcome recorded

Evidence & citations 5 cited values

Every value below carries the sentence it was read from. 23 sources stand behind the page.

FieldValueCited text
Known as CTP-543 ClinicalTrials.gov intervention name — accepted as the source's own label NCT04518995
19

NCT05478772

NCT04092712

NCT04309643

NCT05467709

NCT04784533

NCT05467696

NCT05467722

NCT03898479

NCT05468749

NCT03941548

NCT03880136

NCT02960945

NCT02777008

NCT03811912

NCT05041803

NCT04843540

NCT03137381

NCT04743414

NCT05192369

Known as Deuruxolitinib “Efficacy and safety of deuruxolitinib, an oral selective Janus kinase 1/2 inhibitor, in adults with alopecia areata: Results from the THRIVE-AA2 Phase 3, randomized,...” PMID 41317911 Nov 2025
2

NCT07617597

NCT07133308

Known as Deuruxolitinib Phosphate “A Phase 1 Study to Assess the Effect of Mild and Moderate Hepatic Impairment on the Pharmacokinetics of CTP-543 (Deuruxolitinib Phosphate)” NCT05467722
1

“A Phase 1 Study to Assess the Effect of Moderate Renal Impairment on the Pharmacokinetics of CTP-543 (Deuruxolitinib Phosphate)” NCT05468749

Action Inhibit “deuruxolitinib, an oral selective Janus kinase 1/2 inhibitor” PMID 41317911 Nov 2025
Route Oral “Single oral dose” NCT02777008