Simple categories matching depressant:

• drug,

Members with property depressant:

• barbiturate,
• alcohol,
• imipramine,
• volatile_anesthetic,
• chlordiazepoxide,
• tranquillizer,
• heroin,
• anxiolytic,
• cannabis,
• ecstasy,
• tranquilizer,
• benzodiazepine,
• tranquillizer_librium,
• tranquilliser,
• codeine,
• opiate,
• chlorpromazine,
• ketamine,
• phenobarbital,
• amobarbital,
• sedative,
• demerol,
• marijuana,
• sedative_hypnotic,
• morphine,
• anesthetic,
• neuroleptic,
• pentobarbital,
• methadone,
• cocaine,
• valium,
• hypnotic,
• ghb,