In the U.S., treatment of nausea and vomiting during early pregnancy usually involves pyridoxine (vitamin B 6) and antihistamines, such as doxylamine succinate, promethazine, or meclizine.

Thomas Yadegar, MD, medical director of the ICU at Providence Cedars-Sinai Tarzana Medical Center. One of the main components of Nyquil is doxylamine succinate, a sedating antihistamine. It can treat ...

A comprehensive literature review was conducted for all medications on the formulary of Bedlam Clinic, a free evening clinic for the medically indigent or working poor, offered by the University ...