Tigan is a well-known drug used for countering and treating vomiting and nausea. Since Tigan is one of the antiemetic drugs, there is no doubt that it simply blocks some of the chemical messengers which are responsible for stimulating vomiting and causing nausea. The generic name for Tigan is trimethobenzamide.
Drug Name: Tigan
Generic name: Trimethobenzamide hydrochloride