Dramamine is indicated for prevention and treatment of the symptoms associated with motion sickness, i.e. nausea, vomiting and dizziness.. There are 25 milligrams of meclizine HCl per tablet – meclizine is not as likely to cause drowsiness as other motion sickness medications may. For prevention and treatment of these symptoms associated with motion sickness: nausea, vomiting, dizziness. Treats symptoms on the spot. There are eight antiemetic tablets in a convenient travel vial.