dimenhydrinate

Also known as Dramamine, 8-chloro-1,3-Dimethyl-3,7-dihydro-1H-purine-2,6-dione - 2-(diphenylmethoxy)-N,N-dimethylethanamine (1, 1), Benzhydryl-beta-dimethylaminoethylether 8-chlorotheophylline, Diphenhydramine theoclate, N,N-Dimethyl-2-diphenylmethoxyethylamine 8-chlorotheophyllinate, (O-Benzhydryl(dimethylamino)ethanol) 8-chlorotheophyllinate, Diphenhydramine 8-chlorotheophylline

Dimenhydrinate, also known as diphenhydramine/8-chlorotheophylline salt and sold under the brand names Dramamine and Gravol, among others, is an over-the-counter medication used to treat motion sickness and nausea. Dimenhydrinate is a theoclate salt composed of diphenhydramine and 8-chlorotheophylline (a theophylline relative) in a 1:1 ratio.