Stop! Before proceeding and buying Restoril 30 mg from an online pharmacy, please read some important facts about Restoril such as dosage, side effects, drug interactions, uses, and much more. Temazepam is usually sold under the brand name Restoril and it belongs to the class of drugs known as Benzodiazepines. It acts on the central nervous system and produces a calm effect. It is used to treat insomnia and sleeping disorders.