Terming it a "broad daylight dacoity" against patients, the Supreme Court on Tuesday expressed shock over the overpricing of essential cancer medicines, noting that one drug carried an MRP of Rs 27,000 despite being supplied to retailers for Rs 2,700.

"It is very surprising that the authorities who are supposed to take action on this are silent," a bench of Justices Vikram Nath and Sandeep Mehta said.