Police are investigating following a two-vehicle crash at Mount Coot-Tha this morning.
Initial investigations indicate around 12.40am, police were called to reports a Toyota Prius had collided with an ambulance while both vehicles were travelling on Mount Coot-Tha Road.
The Toyota caught on fire following the crash and was extinguished by emergency services a short time later.
The driver of the vehicle, a 22-year-old Redbank Plains man and three passengers, two men aged 28 and 21 and a 25-year-old woman, were transported to hospital in stable conditions.
Two paramedics were transported to hospital for assessment.
The driver, a 22-year-old Redbank Plains man, is currently assisting police with investigations.
No further details are available.
Investigations are ongoing to determine the cause of the crash.
Anyone who may have witnessed the crash or who have relevant dashcam or CCTV is urged to come forward.