‘Big 4’ drugmakers gain 30% of revenue from other products

Details of leading domestic pharmaceutical firms’ revenue between January and September this year revealed by Yakup.com show that the country's top four pharmaceutical companies on average earned about 30 percent of their revenue through other product and co-marketing.

Among the top four makers, Daewoong Pharmaceutical turned out to have sold 78 percent of their own products.

Dong-A Pharm...