"Natco and BPI believe that its Paragraph IV ANDA was filed on the First-to-File date and expects to be the only generic that is entitled to the 180-day exclusivity period," city-based Natco said in a filing with bourses.
The drug which is used to prevent organ rejection after a kidney or liver transplant, generated sales of USD 43.5 million for the twelve-month period ending July 2014, based on industry sales data, Natco said.
The stock opened at Rs 1,475 and hit a high of Rs 1,510 on the BSE. The volume spurted over three times in trades till 1200 hrs.