Mirabegron EP Impurity B with CAS No: 391901-45-4 is an impurity standard of Mirabegron. Mirabegron is a medication used primarily to treat overactive bladder (OAB), a condition characterized by the frequent and sudden urge to urinate. Mirabegron is works by relaxing the bladder muscles and increasing the bladders storage capacity, thereby reducing the urgency to urinate. Buy high quality Mirabegron EP Impurity B from Molsyns Research. Molsyns Research is one of the leading manufacturer and exporter of Mirabegron EP Impurity B