<unk> , sold under the brand name Bonine, among others, is an antihistamine used to treat motion sickness and dizziness (vertigo). It is taken by mouth. Effects generally begin in an hour and last for up to a day. Common side effects include sleepiness and dry mouth. Serious side effects may include allergic reactions. Use in pregnancy appears safe, but has not been well studied while use in breastfeeding is of unclear safety. It is believed to work in part by anticholinergic and antihistamine mechanisms.<unk>  was patented in 1951 and came into medical use in 1953. It is available as a generic medication and often over the counter. In 2019, it was the 150th most commonly prescribed medication in the United States, with more than 4million prescriptions.
Meclizine
Cetirizine
Levocetirizine
Diphenhydramine
Chloropyramine
Ethacizine
Benadryl
Budesonide