After 11 children reportedly died due to kidney complications after consuming Coldrif cough syrup in Madhya Pradesh's Chhindwara district, Director of Colors Hospital in Nagpur, Ritesh Agarwal, said that they haven't identified the main cause. "We don't know whether this condition was due to a disease, the medicine, or some...chemical," he said. The state has banned the sale of Coldrif.