Shares of Dr Reddy’s Laboratories gained by 8 per cent to Rs 5,119.90 on the BSE in intra-day trade on Monday after Sputnik-V, the vaccine against the coronavirus disease (Covid-19), got the nod from the expert panel for emergency use in India. The Subject Expert Committee (SEC) advising the Drug Controller General of India (DCGI) has recommended Russia's Sputnik V for emergency use authorisation in India. This is the third vaccine approved by India after Covishield and Covaxin