Wiktionary (0.00 / 0 votes) Rate this definition: halva (Noun). A confection usually made from crushed sesame seeds and honey. It is a traditional dessert in India, the Mediterranean, the Balkans, and the Middle East.
1. Ginger. Ginger is good for your digestive system and works as a natural anti-emetic to prevent vomiting. 1  Mix one teaspoon each of ginger juice and lemon juice and consume it several times a day.  Alternatively, try some ginger tea with a little honey or eat some fresh ginger slices with or without honey.
Wait 1 to 2 hours to allow your stomach to settle. Start drinking the solution at a slower pace. Instead of drinking a glass every 10 to 15 minutes, drink a glass every 20 to 30 minutes. This will take longer, but hopefully should keep you from vomiting the rest of the solution.