Stocks of pharmaceutical industry skid

The recent bioequivalence testing scandal and the U.S.'s pressure on Korea's drug pricing in the health insurance system through free trade agreement have dealt a severe blow to share prices of major pharmaceutical companies for the last two months.

Dong-A Pharm dropped 16 percent to 51,600 won, Daewoong Pharm fell 16% to 34,100 won, and Yuhan Corporation fell 18% to 122, 500 won, except for...