Ondem-MD 4 Tablet 10's is a member of a class of drugs known as "anti-emetics," which are primarily used to reduce nausea and vomiting, both of which are common side effects of cancer chemotherapy, radiation therapy, and surgery. Vomiting is the body's natural response to nausea, which is an uncomfortable sensation in which a person feels the want to aggressively empty their stomach. Ondanestron, an ingredient in Ondem-MD 4 Tablet 10s, blocks the function of serotonin, a neurotransmitter in the body that triggers nausea and vomiting. Ondem-MD 4 Tablet 10's therefore stops the feeling of nausea and vomiting brought on by ailments like surgery, cancer treatment, pregnancy, or motion sickness.Disclaimer:For more information contact your physician.