A man believed to be in his late teens is in a critical condition after falling from a supermarket building at Prahran, in Melbourne’s inner south-east.

Paramedics were called to the building on Chapel Street just before 6:00am on Sunday.

The man was taken to the Alfred Hospital with head and facial injuries and possible spinal injuries.

There are reports he was attempting to climb the building, which is about six storeys high, when he fell.