It possesses anaesthetic, anticonvulsant, anxiolytic, sedative, and hypnotic properties. The compound showed very strong sedative, anticonvulsant, and muscle relaxant effects. It does not have sedative or analgesic effects. This potentiates the inhibitory effect of the available GABA leading to sedative and anxiolytic effects. When delirium is caused by alcohol or sedative hypnotic withdrawal, benzodiazepines are typically used. The inhibitory effect of the available GABA is potentiated, leading to sedative and anxiolytic effects. Clemastine is an antihistamine with anticholinergic and sedative effects. In agitated patients or those with suicidal thoughts additive sedative/anxiolytic treatment is usually indicated. It might also be used as analgesic, sedative, and narcotic in some cultures. It is also given for narcotic, antibiotic, sedative and anti-emetic medications. Methaqualone is a sedative and hypnotic medication. Ingested, the leaves have a diuretic effect and act as a mild sedative. This action is responsible for its antihistamine and sedative effects. Vivien was also addicted to the sedative chloral hydrate. This action is responsible for its antihistamine and sedative properties.