Sun Pharmaceutical reported a 36% year-on-year fall in consolidated net profit to Rs 1,989 crore for the second quarter ended September due to the impact of exceptional items related to a US antitrust litigation and its proposed Organon acquisition.India’s largest drug maker reported an 11.8% year-on-year increase in consolidated revenue to Rs 16,100 crore for the second quarter driven by growth in India and emerging markets.