Stocks of leading Indian drugmakers fell on Friday, even though the 100% U.S. tariffs on branded and patented drug imports are unlikely to affect these companies.Indian companies mostly export generic drugs to the U.S., so the likely impact will be pretty minimal, Sudarshan Jain, an official at the Indian Pharmaceutical Alliance, told CNBC. Yet, shares of large Indian drugmakers like Sun Pharmaceutical and Divi's Laboratories fell by 2.5% and 3.5% on Friday, with even the sector benchmark Nifty Pharma Index ...