Drug repurposing is the process of finding the new uses of existing drugs. It is one of the emerging methods involved in selecting a molecule for diseases which are communicable and can spread in the general population at a faster pace. The method is selected over conventional drug discovery methods because it is a faster way to bring an existing molecule for a different disease. Ever since COVID-19 pandemic has emerged worldwide use of repurposed drugs has become an important toll to tackle this viral disease. This review is a study of the varous stargegies of drug reprposing for the treatment of COVID19.