Two riders, Ryan Farquhar (KMR/SGS Kawasaki) and Dan Cooper (Dan Cooper Racing Kawasaki), crashed at Black Hill on the third lap of the Supertwins race.
As a result the race was red flagged.
Dan Cooper, one of the two riders involved in the crash during the Supertwins race at the Vauxhall International North West 200 tonight, has been take to Causeway hospital, Coleraine by ambulance. 28 year old Cooper, from Stroud, has sustained shoulder injuries.
40 year old Ryan Farquhar from Dungannon is being taken by PSNI helicopter to the Royal Victoria Hospital, Belfast with chest and pelvic injuries.
Both riders are in a stable condition and neither has life threatening injuries.