Antivert

n. brand name of a meclizine hydrochloride preparation used as a medication to treat vomiting and dizziness (Medicine)

Meclizine (proposed INN is meclozine) is an antihistamine considered to be an antiemetic. It is most commonly used to inhibit nausea and vomiting. An alternative to dimenhydrinate (Dramamine), meclizine is considered to be equally effective, but with reduced side effects.
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An·ti·vert A trademark for the drug meclizine hydrochloride. meclizine hydrochloride Antivert, Bonamine, Bonine, Dramamine Less Drowsy Formula, [more]Antivert - Community and Resources

Noun
1. an antihistamine (trade name Antivert) used to treat or prevent motion sickness
(synonym) meclizine, meclizine hydrochloride
(hypernym) antihistamine
(classification) trade name, brand name, brand, marque