2010 DELHI COMMONWEALTH GAMES

Five top athletes tested positive for banned substances ahead of the Games, and were dropped from the team. Rajiv Tomar, Sumit, Mausam Khatri and Gursharanpreet Kaur were in wrestling, while Sourabh Vij was a shot-putter.

In 2011, six women who were part of the CWG and Asian Games 4x400m relay winning team were caught and banned for two years for doping.

Ahead of the 2016 junior world athletics championship, javelin thrower Gaurav Yadav failed a dope test.

He was withdrawn from the competition that concluded in Poland.