Gravinate Injection – Dimenhydrinate for Nausea, Vomiting, and Motion SicknessGravinate Injection Gravinate Injection contains Dimenhydrinate, a trusted antihistamine and antiemetic medicine used to treat and prevent nausea, vomiting, and dizziness caused by motion sickness, vertigo, or other inner ear disturbances. It is also prescribed to manage postoperative nausea and vomiting due to drug reactions or infections. Dimenhydrinate works by blocking histamine receptors in the brain that trigger nausea and vomiting. It helps