The crime branch has arrested the mastermind of the alleged racket where substandard and mislabelled chemotherapy injections were being sold to a company in Israel. Dr Ranvir Singh, director of Mumbai-based Taj Pharmaceutical Company, who was arrested on Saturday, and three others have been accused of allegedly buying substandard injections, changing the labels on them to that of a renowned Pune-based pharma company and exporting them to Israel at exorbitant prices.

Dr Ranvir Singh, the mastermind