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Alopecia universalis clinical trials

The registry lists 31 studies for Alopecia universalis across more than 10 countries. 6 are recruiting or about to start. 3 of them are mainly about Alopecia universalis (how this is decided). Per ClinicalTrials.gov, last updated 2026-10-20.

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Status

Completed
18
Recruiting
4
Terminated
3
Active, not recruiting
2
Withdrawn
2
Not yet recruiting
1

Phase

Phase 2
17
Phase 3
6
Phase 4
4

Where

United States
17
Poland
4
Czechia
4
United Kingdom
4
Canada
4
Australia
4

Who runs them

Pfizer (5) · Aclaris Therapeutics, Inc. (3) · Equillium (2) · M.D. Anderson Cancer Center (2) · Erasmus Medical Center (2) · Yale University (2) · King Saud University (1) · Throne Biotechnologies Inc. (1)

What is being tested here

Drugs under test in Alopecia universalis studies, those with the most open studies first. Medicines only given beside them are not counted. How drugs are counted

DrugOpenPhase 3All
Tofacitinib115
PF-06651600134
Vancomycin101
Neomycin101
Methotrexate101
Cyclosporine101
Ifidancitinib003
Dupilumab001
Tralokinumab001
Bexarotene011

Drug classes tested here JAK inhibitors 2 open · Tyrosine kinase inhibitors (TKIs) 2 open

Coming up

1phase 3 study under way
2studies finish main data collection within a year

Studies recruiting or running, from their records. “Main data collection” ends at the primary completion date, the sponsor’s own estimate, which often moves.

All 2

Who these studies take

Of the 4 Alopecia universalis studies recruiting now, 2 (50%) set no upper age limit and 2 (50%) stop at 75 or younger. 3 (75%) take children under 18. 0 (0%) are for women only and 0 (0%) for men only; 0 (0%) take healthy volunteers.

Recruiting studies that take each age, of 4
AgeWomenMen
101 (25%)1 (25%)
183 (75%)3 (75%)
303 (75%)3 (75%)
403 (75%)3 (75%)
503 (75%)3 (75%)
653 (75%)3 (75%)
753 (75%)3 (75%)
852 (50%)2 (50%)

Across all 31 studies, recruiting or not: 32% stop at 75 or younger and 19% at 65; 32% take children; 0% are for women only and 0% for men only; 10% take healthy volunteers. From each study’s registry entry; the criteria on its page decide.

Studies

Recruiting first, then most recently updated. Showing 31 of 31. search them.