Healthcare COVID-19: Here's what Indian drug regulator expects from vaccine developers Updated : September 22, 2020 11:01 PM IST In a 40-page draft of regulatory guidelines for COVID-19, the drug regulator listed various potential primary and secondary goals for vaccine developers to target in human trials. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.