New Delhi: Pharma major Dr Reddy’s Laboratories Ltd has completed Phase-3 trials of Russian Covid-19 vaccine Sputnik V. The Phase-3 study of Sputnik V was conducted on about 1,500 subjects as part of the randomised, double-blind, parallel-group and placebo-controlled study in India. The result of trials is expected to come in a few days. According to sources, India will start adding Sputnik V for vaccination in month of April.