Onvin-4 MD Tablet is used to prevent and treat nausea and vomiting caused by chemotherapy, radiation therapy or surgery. It is a mouth-dissolving tablet, which is helpful for people who feel too sick to swallow.
It contains ondansetron, which blocks the action of serotonin, a natural chemical that can trigger nausea and vomiting.
Place the tablet on the tongue and let it dissolve before swallowing. It works best when taken before the treatment that causes nausea, as prescribed.
Tell your doctor about any heart-rhythm problems before use, as this medicine can rarely affect the heart rhythm. Constipation and headache are common; tell your doctor if they trouble you.





































































