The pharmacokinetics of promethazine hydrochloride after administration of rectal suppositories at three dosage strengths and oral syrup were studied. The study had an open-label, randomized ...

A circular was sent to all hospitals that if given to children younger than two, the drug promethazine (also known as phensedyl, histaloc, phenergan and rhinathiol) could kill. It also stated that ...

A second drug in the cough syrup, known as promethazine, is used as an antihistamine and commonly used to treat motion sickness and nausea. It’s also a bit of a sedative -- employed partly to ...

Australia's drug regulator has issued a safety warning over the medicine Phenergan and related products containing the antihistamine drug promethazine. The Therapeutic Goods Administration said ...