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Buprenorphine Naltrexone-P1 A-Cocaine

Phase 1
Completed
Conditions
Cocaine-related Disorders
Interventions
Registration Number
NCT00733720
Lead Sponsor
National Institute on Drug Abuse (NIDA)
Brief Summary

The purpose of this study is to determine if the opioid agonist effects of doses of 4/1 mg, 8/2 mg, and 16/4 mg of buprenorphine/naloxone can be completely blocked by 50 mg of oral naltrexone. This study will provide data to support the design of a similar study of the depot formulation of naltrexone and ultimately to study this combination for the treatment of cocaine dependence.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
8
Inclusion Criteria
  • Provide written informed consent
  • Be male/female between the ages of 18-55
  • Be in good physical and mental health as determined by interview and physical exam
  • Have a body mass index between 18 and 30, inclusive
  • Have no oral cavity pathology that would interfere with sublingual absorption of buprenorphine/naloxone or placebo
  • Have negative qualitative urine toxicology screen for opioids, cocaine, benzodiazepines, and barbiturates prior to administration of the first dose of naltrexone
  • Be able to comply with protocol requirements
  • If female, have a negative pregnancy test and agree to use an acceptable method of birth control from date of consent and until two weeks after the last administration of study drug or placebo
Exclusion Criteria
  • please contact site for more information

Study & Design

Study Type
INTERVENTIONAL
Study Design
CROSSOVER
Arm && Interventions
GroupInterventionDescription
1SuboxoneEach subject will receive all 3 doses of suboxone and placebo
Primary Outcome Measures
NameTimeMethod
Opioid Effects of study drugdaily
Secondary Outcome Measures
NameTimeMethod
Adverse EventsDaily

Trial Locations

Locations (1)

Drug Dependence Research Center

🇺🇸

San Fransisco, California, United States

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