The Potential Therapeutic Effects of Psychedelic, N, N-dimethyltryptamine (DMT), on Alcohol Use Disorder (AUD)

Trial statusRecruiting
Trial phasePhase 1
Trial typeInterventional
Biological sexAll
Age21-65
SponsorYale University

About this trial

This proposed study is a double-blind, randomized, placebo-controlled, parallel-group, laboratory study to determine the effects of DMT, plus psychotherapy, on Alcohol Use Disorder.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Diagnostic and Statistical Manual of Mental Disorders-5th edition (DSM-5) diagnosis of Alcohol Use Disorder

Medically healthy

Ability to provide consent

Disqualifiers

Unstable medical conditions

Trial design

Design model

Parallel

Treatments tested in this trial

  • 0.3mg/kg/min Dimethyltryptamine + Normal Saline infusion

    Drug

    Infusion

  • 0.2 mg/kg/min + Dimethyltryptamine 0.01mg/kg/min infusion

    Drug

    Infusion

  • 25 mg Diphenhydramine (5 min) + Normal Saline

    Drug

    Infusion

Treatment groups

63 Participants
are divided into 3 treatment groups
Group A: Group 1Active comparator 1 intervention
Group B: Group 2Active comparator 1 intervention
Group C: Group 3Placebo comparator 1 intervention

Trial outcomes

Primary outcomes

1

Safety and tolerability of DMT in women and men with AUD

Systematic Assessment for Treatment Emergent Effects (SAFTEE) and MedDRA will be used weekly for 8 weeks to assess safety and tolerability of DMT in women and men with AUD.

Time frame
Day 0 through Day 56
2

The effects of DMT, plus psychotherapy, on alcohol consumption

We will assess the desire of participants to drink alcohol in an experimental setting using the Alcohol Drinking Paradigm.

Time frame
Day 0 through Day 56

Secondary outcomes

1

The relationship between acute psychedelic effects of DMT and alcohol consumption

The Mystical Experience Questionnaire (MEQ) will be used to assess the relationship between acute psychedelic effects of DMT and alcohol consumption.

Time frame
Day 0 through Day 56
2

The relationship between acute psychedelic effects of DMT and alcohol consumption

The Ego-Dissolution Inventory (EDI) will be used to assess the relationship between acute psychedelic effects of DMT and alcohol consumption.

Time frame
Day 0 through Day 56
3

The long-term effects of a single dose of DMT, plus psychotherapy, on alcohol consumption over the subsequent 8 weeks.

The Timeline Followback (TLFB) approach will be used to assess the long-term effects of a single dose of DMT, plus psychotherapy on alcohol consumption.

Time frame
Day 0 through Day 56
4

The long-term effects of a single dose of DMT, plus psychotherapy, on alcohol consumption over the subsequent 8 weeks.

Stages of Change Readiness and Treatment Eagerness Scale (SOCRATES) will be used to assess the long-term effects of a single dose of DMT, plus psychotherapy on alcohol consumption.

Time frame
Day 0 through Day 56

Other outcomes

Sponsors and contacts

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Yale University

Lead sponsor

National Institute on Alcohol Abuse and Alcoholism (NIAAA)

Collaborator