Resof one box contains 28 Tablets. Resof medicine is manufactured by Dr. Reddy's. Description Medicine Name : Resof Tablets Content: Sofosbuvir 400 Mg Manufactured by: Dr. Reddy's Packing: 28 tablets Warning: Resof is a prescription drug and should be used under proper medical guidance and advice. Do not share the medicine with others, since they may be suffering from a problem that is not effectively treated by this drug.