Lacosamide

Simethicone is an orally administered antifoaming agent. It is mainly used to reduce gas from the gastrointestinal tract (GIT) in patients complaining from recurrent flatulence. Simethicone is a mixture of polydimethylsiloxane and hydrated silica gel. It exerts its action locally in the GIT, it is not absorbed into the blood stream. The main side effects of simethicone are GIT related including: mild diarrhea, nausea and vomiting. A poly(dimethylsiloxane) which is a polymer of 200-350 units of dimethylsiloxane, along with added silica gel. It is used as an antiflatulent, surfactant, and ointment base.