Promethazine is a first-generation H₁ receptor antagonist of the phenothiazine chemical class used medically as an antihistamine and antiemetic. It can also have strong sedative effects and in some ...

Dexamethasone is a potent synthetic member of the glucocorticoid class of steroid hormones. It acts as an anti-inflammatory and immunosuppressant. Its potency is about 20-30 times that of hydrocortisone ...

An analgesic (also known as a painkiller) is any member of the group of drugs used to relieve pain (achieve analgesia). The word analgesic derives from Greek an- ("without") and ...

Zolpidem is a prescription medication used for the short-term treatment of insomnia, as well as some brain disorders. It is a short-acting nonbenzodiazepine hypnotic that potentiates gamma-aminobutyric acid (GABA), an ...

An enema (plural enemata or enemas) is the procedure of introducing liquids into the rectum and colon via the anus. The increasing volume of the liquid causes rapid expansion of ...

Thalidomide () is a sedative-hypnotic and multiple myeloma medication. The drug is a potent teratogen in rabbits and primates including humans: severe birth defects may result if the drug ...