40
Participants
Start Date
September 30, 2006
Primary Completion Date
May 31, 2010
Study Completion Date
May 31, 2010
Cycloserine
Cycloserine: 500, 675, 750 mg oral capsule may possibly be given
Diltiazem
Diltiazem: 30, 60, 120 mg oral capsule may possibly be
Gabapentin
Gabapentin: 100, 200, 400 mg oral capsule may possibly be given
Isradipine
Isradipine: 5, 10 mg oral capsule may possibly be given
Naloxone
Naloxone: 0.15 mg/70 kg or 0.2 mg I.M. injection may possibly be given
Nifedipine
Nifedipine: 5, 10, 20 mg oral capsule may possibly be given
Placebo
Placebo (sugar pill or microcrystalline cellulose): oral capsule may possibly be given
Saline
Saline: I.M. injection may possibly be given
Verapamil
Verapamil: 30, 60, 120 mg oral capsule may possibly be given
University of Arkansas for Medical Sciences, Little Rock
University of Arkansas
OTHER