Update: The Road reopened after the incident had been cleared by emergency services.
A spokesperson for Kingsbridge Fire Station said: “Fortunately after some initial treatment the male was able to walk himself to the waiting ambulance.”
The A381, Kingsbridge is currently closed at Stumpy Post Cross due to a serious accident.
Emergency services are on scene and police are advising motorists to find an alternative route.
Posting on Facebook, Kingsbridge Police said:
“Police, Fire, and Ambulance are currently dealing with an RTC at Stumpy Post Roundabout after an 18 year old male had a medical episode whilst driving. The road between Stumpy Post and Ledstone Cross is closed whilst he is cut from the car. Please seek an alternative route.”
Update to follow as more information becomes available.