4. Mohammad Asif, Shoaib Akhtar consumed nandrolone:

The fast bowling duo was banned from all forms of cricket in November 2006 after failing a drugs test. Akhtar, then 31, was banned for two years while Asif, then 23, was slapped with a one-year ban. They tested positive for a banned substance named nandrolone. The tests were carried out three weeks before the ICC Champions Trophy that was to be held in India that year.