Researchers question ethics of diabetes drug trial

Indian scientists have questioned the ethics of clinical trials of a candidate drug for diabetes conducted by the European company Novo Nordisk in 32 countries, including India, before the drugwas fully tested in animals.

Novo Nordisk suspended clinical trials of the new molecule ragaglitazar in July after it discovered that several rats and one mouse treated with the drug had developed urinary bladder tumours. The company said it was suspending the trials until the cause …