Firefighters have reopened Birchmount Road in both directions at Newlands Avenue after a fire broke out in a low-rise apartment.
The road was closed while crews got the fire under control at 536 Birchmount Rd., south of St. Clair Avenue East.
It broke out just before 5 a.m. on Wednesday.
Four residents were brought to hospital with minor injuries from smoke inhalation.
Shelter buses were dispatched.