SIMETHICONE 30% 50% 100% MANUFACTURER, Simethicone has anti-foaming and water repellent properties. Simethicone is a mixture of dimethicones and silicon dioxide. Simethicone breaks gas bubbles in the digestive tract. it effective as an adjunct therapy in condition in which gas is problem to relieve symptoms of excess gas such as air swallowing, dyspepsia, peptic ulcer, post-operative gaseous distention and irritable colon. IUPAC Name : Poly(dimethylsiloxane), silicon dioxide CAS Number : 8050-81-5 Molecular Formula : (C2H6OSI)N.(SIO2)M Synonyms Activated Dimethicone; Activated Dimethylpolysiloxane; Antifoam A Application Simethicone Emulsion USP is a water dilutable, non-ionic emulsion containing 30% Simethicone USP by weight. Highly stable over a broad pH range. Simethicones are used as anti foam agents in the manufacture of drugs. Their use in Pharmaceuticals is to combat intestinal gas.