49
Participants
Start Date
December 31, 2006
Primary Completion Date
May 31, 2008
Study Completion Date
August 31, 2010
Placebo + Inactive Marijuana (0% THC)
One capsule containing placebo was administered to the participant in a size 00 opaque capsules with lactose filler 45 minutes before marijuana administration.
Placebo + Active Marijuana (3.27% THC)
One capsule containing placebo was administered to the participant in a size 00 opaque capsules with lactose filler 45 minutes before administration of a marijuana cigarette containing 3.27% THC (ca. 800 mg) provided by the National Institute on Drug Abuse.
Naltrexone 12 Mg+ Active Marijuana (3.27% THC)
One capsule containing 12mg Naltrexone was administered to the participant in a size 00 opaque capsules with lactose filler 45 minutes before active marijuana administration.
Naltrexone 25 Mg + Active Marijuana (3.27% THC)
One capsule containing 12mg Naltrexone was administered to the participant in a size 00 opaque capsules with lactose filler 45 minutes before active marijuana administration.
Naltrexone 50 Mg+ Active Marijuana (3.27% THC)
One capsule containing 25mg Naltrexone was administered to the participant in a size 00 opaque capsules with lactose filler 45 minutes before marijuana administration.
Naltrexone 100 Mg+ Active Marijuana (3.27% THC)
One capsule containing 50mg Naltrexone was administered to the participant in a size 00 opaque capsules with lactose filler 45 minutes before marijuana administration.
Naltrexone 12 Mg + Inactive Marijuana (0% THC)
One capsule containing 12mg Naltrexone was administered to the participant in a size 00 opaque capsules with lactose filler 45 minutes before inactive marijuana administration.
Naltrexone 25 Mg + Inactive Marijuana (0% THC)
One capsule containing 25mg Naltrexone was administered to the participant in a size 00 opaque capsules with lactose filler 45 minutes before inactive marijuana administration.
Naltrexone 50 Mg + Inactive Marijuana (0% THC)
One capsule containing 50mg Naltrexone was administered to the participant in a size 00 opaque capsules with lactose filler 45 minutes before inactive marijuana administration.
Naltrexone 100 Mg + Inactive Marijuana (0% THC)
One capsule containing 100mg Naltrexone was administered to the participant in a size 00 opaque capsules with lactose filler 45 minutes before inactive marijuana administration.
Research Foundation for Mental Hygiene, Inc.
OTHER
National Institute on Drug Abuse (NIDA)
NIH
New York State Psychiatric Institute
OTHER