An emergency service has pledged to investigate the case of Nottinghamshire man whose family phoned three times for an ambulance but no vehicle came.
Mr Walmsley was diagnosed with a kidney stone
Martin Walmsley, 40, from Beeston Rylands, was later diagnosed with a kidney stone but had to be taken to hospital by his father.
He was forced to wait more than an hour for an ambulance but it never arrived.
The East Midlands Ambulance Service has apologised for any anxiety caused and said it will investigate the complaint.
Mr Walmsley' said: "I got a pain in my back and then in it moved to my abdomen, and it got more and more intense. "
His wife Sue who rang the service three times said: "After ten minutes he was actually rolling around the floor in agony.
"I'd had no call and I rang again and they said a nurse would ring. I was upset, he was in a lot of pain, I was frightened."
An ambulance service spokesman said: "We will look into this case too establish the facts with a view to learning any lessons to avoid repetition."
Mr Walmsley was given morphine at the Queen's Medical Centre in Nottingham and a kidney stone was diagnosed.