Police were called at 5:45pm on Monday (11th November) to an address in Royal Lane, Hillingdon to a report of an aggravated burglary.
In a statement police said “Two men broke into a residential property while occupants were inside. One of the occupants, a man, had suffered a head injury.
The suspects then fled the scene in a car, which was in collision with a male pedestrian shortly after.
Officers and London Ambulance Service attended. Both men have been taken to hospital where we await an update on their conditions.”
A crime scene remained in place for a number of hours.
No arrests have been be made and enquiries continue.
Anyone who has information should contact police via 101.
