Amphetamine-Related Disorders clinical trials

The registry lists 61 studies for Amphetamine-Related Disorders across more than 10 countries. 4 are recruiting or about to start. 43 of them are mainly about Amphetamine-Related Disorders (how this is decided). Per ClinicalTrials.gov, last updated 2026-11-09.

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Status

Completed: 33
Status unknown: 21
Recruiting: 2
Withdrawn: 2
Not yet recruiting: 1
Active, not recruiting: 1

Phase

Phase 1: 17
Phase 2: 15
Phase 3: 5
Phase 4: 2

Where

United States: 30
China: 7
Switzerland: 7
Taiwan: 5
Malaysia: 3
Spain: 2

Who runs them

National Institute on Drug Abuse (NIDA) (12) · Shanghai Mental Health Center (7) · University Hospital, Basel, Switzerland (6) · Universiti Sains Malaysia (3) · National Taiwan University Hospital (2) · University of California, Los Angeles (2) · New River Pharmaceuticals (2) · California Pacific Medical Center Research Institute (2)

What is being tested here

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

Drug	Open	Phase 3	All
Psilocybin	1	0	2
N-Methyl-3,4-methylenedioxyamphetamine	0	0	6
Mirtazapine	0	1	3
Bupropion	0	0	3
Modafinil	0	0	3
Lisdexamfetamine	0	0	2
Carvedilol	0	0	1
Doxazosin	0	0	1
Ondansetron	0	0	1
Naltrexone	0	0	1

Drug classes tested here Psychedelics 1 open · Serotonin receptor agonists 1 open · Stimulants 5 · Antipsychotics 4

Coming up

0phase 3 studies under way

1study finishes 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.

The study

Dec 2026Psilocybin-Enhanced Psychotherapy for Methamphetamine Use Disorder · Portland VA Research Foundation, Inc

Who these studies take

Of the 2 Amphetamine-Related Disorders studies recruiting now, 0 (0%) set no upper age limit and 2 (100%) stop at 75 or younger. 0 (0%) 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 2
Age	Women	Men
10	0 (0%)	0 (0%)
18	1 (50%)	1 (50%)
30	2 (100%)	2 (100%)
40	2 (100%)	2 (100%)
50	2 (100%)	2 (100%)
65	0 (0%)	0 (0%)
75	0 (0%)	0 (0%)
85	0 (0%)	0 (0%)

Across all 61 studies, recruiting or not: 79% stop at 75 or younger and 74% at 65; 8% take children; 2% are for women only and 16% for men only; 38% 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

Psilocybin Therapy for Methamphetamine Use Disorder and HIVNov 9, 2026NCT07756736

Studies

Recruiting first, then most recently updated. Showing 50 of 61. Browse all 61 → or search them.