An ambulance collided with a truck on the Bijnor-Muzzafarnagar road, leaving three people, including a patient, dead and four others injured, police said on Sunday.
The incident took place on Saturday when the patient Rishipal was being taken in an ambulance from Haldor in Bijnor to a Muzaffarnagar hospital, SHO, Sunil Kasana told PTI.
Those killed in the incident included Rishipal (30), his wife Baby (28) and ambulance driver Subhash (26).
Four other injured were rushed to a hospital, where the condition of two of them was stated to be critical.
A probe is on in the matter.