Drugmaker Dr Reddy's Laboratories posted an over seven-fold rise in first-quarter net profit on Thursday, handily beating market expectations, aided by the launch of a generic version of an opioid addiction drug.Net profit came in at Rs 476($69.31 million) in the quarter ended June 30, compared with Rs 66.6 crore a year earlier, the company said.Analysts on average had expected a net profit of Rs 298 crore, according to estimates compiled by Thomson Reuters.($1 = Rs 68.6750) Thomson Reuters 2018(This story has not been edited by TheIndianSubcontinent staff and is auto-generated from a syndicated feed.)