Eat a well- balanced diet with plenty of fiber. Good sources of fiber are fruits, vegetables, legumes, and whole-grain bread and cereal (especially bran). Drink 1 1/2 to 2 quarts of water and other fluids a day (unless your doctor has you on a fluid-restricted diet). Fiber and water work together to keep you regular.
Zofran: FDA Pregnancy Category B. According to the United States Food and Drug Administration (FDA), ondansetron (Zofran) is a Pregnancy Category B drug. This means there is no evidence of risk in humans. Either animal findings show risk, but human findings do not; or, if no adequate human studies have been done, animal findings are negative.
Uses of Ondansetron: An Overview. Ondansetron hydrochloride (ZofranÂ®) is a prescription medicine that has been licensed for preventing nausea and vomiting due to several causes. Prevention of nausea and vomiting caused by surgery (postoperative nausea and vomiting). Ondansetron for Chemotherapy Nausea and Vomiting.