Nitrofurantoin is an antibiotic commonly used to treat urinary tract infections (UTIs).Nitrofurantoin is particularly effective against Gram-negative and Gram-positive bacteria commonly associated with UTIs. Nitrofurantoin is available in various formulations, including capsules and tablets. Buy high quality Nitrofurantoin from Molsyns Research. Molsyns Research is one of the leading manufacturer and exporter of Nitrofurantoin