Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Nimetazepam (marketed under brand name Erimin) is an intermediate-acting hypnotic drug which is a benzodiazepine derivative. It was first synthesized in Japan in 1964. It possesses hypnotic, anxiolytic, sedative, and skeletal muscle relaxant properties. Nimetazepam is also an anticonvulsant. It is sold in 5 mg tablets known as Erimin. It is generally prescribed for the treatment of short-term severe or debilitating insomnia in patients who have difficulty falling asleep or maintaining sleep.