New Delhi, Oct. 18 -- The National Pharmaceutical Pricing Authority (NPPA), the regulator that sets and monitors drug prices, has capped the trade margin on 137 non-scheduled anti-cancer medicines at 30% of their MRP, a move the government expects to cut their prices by up to 70%. The revised prices will apply from November 9. The trade margin is the share of a drug's price kept by the distributors, chemists and hospitals that sell it. P8...