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A Clinical Trial of Acamprosate for Treatment of Methamphetamine Addiction

A Placebo-controlled, Double Blind, Randomized Trial of Acamprosate for the Treatment of Methamphetamine Dependence

Status
Completed
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00571922
Acronym
AcampMet
Enrollment
72
Registered
2007-12-12
Start date
2007-07-31
Completion date
2008-11-30
Last updated
2017-03-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Methamphetamine Dependence, Treatment Seeking

Keywords

methamphetamine, crystal, treatment

Brief summary

This clinical trial will compare 10 week treatment with acamprosate (2 gr/day) versus placebo, combined with weekly abstinence oriented individual counseling, in methamphetamine dependent patients, 72 subjects will be enrolled, with an interim analysis scheduled after 36 enrolled. Primary outcome is methamphetamine absitience over the 10 week treatment period, and the last 2 weeks of treatment. Abstinence is defined on a weekly basis as no urine positive of methamphetamine (or amphetamine) and self-report of not use for the 7 day period. Secondary measures include treatment retention, drug craving, mood, and safety.

Interventions

DRUGAcamprosate

2 gr/day (333 mg, TID)

DRUGplacebo

matching placebo

Sponsors

Forest Laboratories
CollaboratorINDUSTRY
NYU Langone Health
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to 99 Years
Healthy volunteers
No

Inclusion criteria

* Methamphetamine dependence * Treatment seeking * Urine sample (+) for methamphetamine

Exclusion criteria

* Pregnancy * Dependence on other drugs (except nicotine) * DSM-IV axis I disorder unrelated to drug abuse * Serious medical condition in clinicians opinion. * AIDs * Untreated syphilis * Allergy to acamprosate * Methadone, or other ORP, maintenance

Design outcomes

Primary

MeasureTime frame
Methamphetamine Abstinence7 day

Secondary

MeasureTime frame
Craving7 day

Countries

United States

Participant flow

Participants by arm

ArmCount
Acamprosate
Acamprosate: 2 gr/day (333 mg, TID)
36
Placebo
placebo: matching placebo
36
Total72

Withdrawals & dropouts

PeriodReasonFG000FG001
Overall StudyCompletion unknown3636

Baseline characteristics

CharacteristicAcamprosatePlaceboTotal
Age, Categorical
<=18 years
NA ParticipantsNA ParticipantsNA Participants
Age, Categorical
>=65 years
NA ParticipantsNA ParticipantsNA Participants
Age, Categorical
Between 18 and 65 years
NA ParticipantsNA ParticipantsNA Participants
Sex: Female, Male
Female
NA ParticipantsNA ParticipantsNA Participants
Sex: Female, Male
Male
NA ParticipantsNA ParticipantsNA Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
— / —— / —
other
Total, other adverse events
0 / 00 / 0
serious
Total, serious adverse events
0 / 00 / 0

Outcome results

Primary

Methamphetamine Abstinence

Time frame: 7 day

Population: PI passed away, data is unavailable.

Secondary

Craving

Time frame: 7 day

Population: PI passed away, data is unavailable

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026