The stock soared 2.31 per cent to Rs 738 on BSE.
On NSE too, shares of the company climbed 2.31 per cent to Rs 737.95.
"The company has received final approval from the US Food and Drug Administration (USFDA) to manufacture and market Naproxen Sodium tablets USP, 220 mg," Aurobindo Pharma had said in a BSE filing on Saturday.
"The product is expected to be launched in Q1 of 2016-17," it had said.