Prasanta Karmakar set three Asian records in the IPC Swimming meets in 2010. He completed the men’s 50 m backstroke S9 (long course) swim in 32.12 min on June 18, 2010; the men’s 50 m breaststroke SB9 (long course) race in 35.99 min on June 19, 2010 and men’s 50 m butterfly S9 (long course) in 29.84 min. He is the only swimmer to create three records in one edition of a competition.