Overview of the Case A seven-member Madhya Pradesh (MP) team arrested G Ranganathan, the Chennai-based owner of Sresan Pharmaceuticals, amid investigations into the toxic Coldrif cough syrup linked to 21 deaths. Local authorities have sealed Ranganathan’s 2,000-square-foot manufacturing unit on the Chennai-Bengaluru highway and cleared his registered office in Kodambakkam as part of a widening…