Pharmaceutical companies have been a bright spot amid a general gloom during this COVID-19 pandemic. The Nifty Pharma has been the top-performing index in 2020. It has given a 20% return this year at a time when all other sector indices are giving negative returns. It is not because they have found a cure for covid-19 but rather because they have underperformed in the past several years. Besides, demand for drugs across the globe have risen.