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Trichotillomania clinical trials

The registry lists 48 studies for Trichotillomania across 9 countries. 8 are recruiting or about to start. 39 of them are mainly about Trichotillomania (how this is decided). Per ClinicalTrials.gov, last updated 2026-10-22.

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Status

Completed
34
Recruiting
6
Status unknown
3
Active, not recruiting
2
Not yet recruiting
2
Terminated
1

Phase

Phase 2
19
Phase 4
3
Phase 1
2
Phase 3
2

Where

United States
39
Sweden
1
Canada
1
Norway
1
Switzerland
1
South Africa
1

Who runs them

University of Chicago (11) · University of Wisconsin, Milwaukee (5) · American University (4) · HabitAware Inc. (3) · Massachusetts General Hospital (3) · University of Pennsylvania (2) · National Institute of Mental Health (NIMH) (2) · Yale University (2)

What is being tested here

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

DrugOpenPhase 3All
Aripiprazole102
Semaglutide101
Valbenazine101
Memantine012
Dronabinol012
Acetylcysteine002
Cannabidiol001
Naltrexone001
Inositol001
SXC-2023001

Drug classes tested here Antipsychotics 1 open

Coming up

1phase 3 study under way
5studies 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 5

Who these studies take

Of the 6 Trichotillomania studies recruiting now, 2 (33%) set no upper age limit and 4 (67%) stop at 75 or younger. 2 (33%) 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 6
AgeWomenMen
101 (17%)1 (17%)
186 (100%)6 (100%)
305 (83%)5 (83%)
405 (83%)5 (83%)
505 (83%)5 (83%)
654 (67%)4 (67%)
752 (33%)2 (33%)
852 (33%)2 (33%)

Across all 48 studies, recruiting or not: 60% stop at 75 or younger and 52% at 65; 25% take children; 0% are for women only and 0% for men only; 2% take healthy volunteers. From each study’s registry entry; the criteria on its page decide.

What changed recently

From the registry's own updates since Oct 13, 2026.

Started recruiting1

Studies

Recruiting first, then most recently updated. Showing 48 of 48. search them.