A Study to Assess the Pharmacodynamic Interaction Between Gabapentin and Ethanol in Healthy Subjects

Inclusion Criteria: * Volunteers in good health aged 21 to 50 (inclusive) years who weigh 50 to 100 kg (110-220 lbs.) * Experience with alcohol, defined as mild to moderate use of alcohol, ie, maximum of 14 alcoholic drinks per week Exclusion Criteria: * Recent history (within 2 years) of, or current treatment for, a sleeping disorder including excessive snoring, obstructive sleep apnea or a chronic painful condition * Recent history (within 2 years) of, or clinical evidence of significant unstable or uncontrolled respiratory (including asthma and congestive obstructive pulmonary disease), cardiovascular, gastrointestinal, hepatic, renal, endocrine, neurologic (including seizures), psychiatric or other chronic disease * History of alcoholism or drug abuse; recreational drug use within the past 30 days; use of benzodiazepines, Ambien®, Sonata®, antidepressants or psychoactive medication within 30 days prior to screening; use of any other sedative, hypnotic, antihistamine, anticholinergic, melatonin, DHEA or herbal sleep/relaxation remedy within 7 days prior to screening