Sofosbuvir is a medication used to treat Hep C. Available in India as under brand name Hapcinat Tablets. It is to used cure people of the Hep C virus alongwith combination of other medications (peginterferon alfa and ribavirin, or ribavirin alone). Hapcinat is taken at a dose of 400 mg once per day. It doesnât need to be taken with food. So far, sofosbuvir appears to have few side effects. Common side effects of treatment are associated with the other medications sofosbuvir is taken with. Hep C treatment can cure a person from Hep C. However, a person could be infected again.