3 microgram. Moosajee said the International Cricket Council has confirmed the test result.

'The Royal Challengers' medical team was fully aware of the painkillers and we have already sent a full report to the IPL team, explaining the reasons for the use thereof,' Moosajee added.

Moosajee said he was confident that there would be quick feedback and that there would be no action against Steyn.

Pieter van der Merwe, head of the laboratory where South African tests for doping are done, said codeine in medicines is converted to morphine by the body and excessive intake could therefore lead to a positive result during such a test.