Timetable eight preparations are issue on the strictest regulation of all remedies available to consumers.Dimenhydrinate/'Travalcam Original'- This has 50mg dimenhydrinate, .2mg hyoscine hydrobromide and 20mg caffeine. I've examine/heard dimenhydrinate is basically just a pro drug of diphenhydramine but any time I've used travalcam I get it 45 minu