India, Oct. 27 -- Every tablet starts with an active ingredient, and most drug companies don't make all of it themselves. They turn to specialist makers of these ingredients, and increasingly to contract development and manufacturing organisations, or CDMOs, which build and run production for a specific drug. It is a slower, stickier business than selling a commodity chemical, because customers qualify a supplier over months and tend to stay for years.

The Nifty 50 was trading at 22,656.60, down 0.42%. Meanwhile, Sensex also fell 0.49% to 73,244.01 on Tuesday. Meanwhile, Shares of Morepen Laboratories Ltd. were trading at Rs. 132.31, up 5.00 percent from previous close of Rs. 126.01. The stock opened at Rs. 129.00 and reached an intrada...