Food and Drug Administration, while faster-than-expected rise in August inflation also weighed. BSE Sensex on the other hand logged marginal gains.
Ranbaxy Laboratories Ltd provisionally slumped 30 percent to mark its lowest close in nearly one month, while IT shares including Tata Consultancy Services (TCS) shares fell 3 percent as the Indian rupee rose over 1 percent to the US dollar.
The broader NSE Nifty index fell 0.07 percent while the benchmark BSE index ended 0.05 percent higher.
Foreign funds (foreign institutional investors) sold $12.3 million in Indian equities, while they bought $118.4 million in debt on Sept. 13, stock market regulator data showed on Monday.