Ranbaxy Laboratories said on Monday that it has received tentative approval from the US Food and Drug Administration to manufacture and market Modafinil tablets, a generic of Cepahalon's Provigil.
The U.S. Olympic 4x400 metres relay gold medallist has tested positive for the banned stimulant modafinil.
Close on the heels of a US district court ruling against its patent challenge of Pfizer's Lipitor, Ranbaxy Laboratories Ltd on Friday said it had entered into an out of court settlement with Cephalon Inc
The double world sprint champion and five other American athletes tested positive for the stimulant modafinil.
Kelli White now looks certain to lose both her 100 metres and 200 metres gold medals.
The double world sprint champion said she would also take part in the weekend's World Athletics Final in Monaco.
IAAF spokesman Nick Davies said the substance is not on the IAAF's list of prohibited drugs.
The U.S. shot putt champion is one of four U.S. athletes who have tested positive for THG.
Double world sprint champion Kelli White was one of several big names to flop at the Qatar Super Grand Prix.
The broader NSE Nifty, after shuttling between 10,651.60 and 10.532.70 points on alternate bouts of buying and selling, closed 6.20 points, or 0.06 per cent, down at 10,576.30.