LUCKNOW, Oct. 16 -- The Uttar Pradesh STF has arrested a former pharmaceutical company employee for playing a key role in a large network accused of diverting codeine-based cough syrups, including Phensedyl, from legitimate pharmaceutical channels into the illegal narcotics trade. Bhupinder Singh Chauhan, a resident of Saharanpur, was arrested on Wednesday from the Shaheed Path area of Lucknow in connection with a 2024 case registered at Sushant Golf City police station. STF officials said the case pertains to the alleged diversion, illegal storage and distribution of codeine-based cough syrups that were purportedly sold for use as intoxicants through a network of pharmaceutical distributors, stockists and shell firms....