Vonoprazan fumarate is used to treat GERD a condition in which stomach acid flows back into the esophagus, causing symptoms such as heartburn, regurgitation, and irritation of the esophagus.Vonoprazan fumarate is typically taken orally in tablet or capsule form. Buy high quality Vonoprazan Fumurate from Molsyns Research. Molsyns Research is one of the leading manufacturer and exporter of Vonoprazan Fumurate