New side-effect warning for anyone taking paracetamol or ibuprofen View Image

An expert has explained an unexpected side effect being experienced by people who regularly take painkillers, including paracetamol, codeine and ibuprofen. Dan Baumgardt, senior lecturer at the University of Bristol's school of neuroscience says doctors often see the symptom.

He said that, while people take over-the-counter and prescription drugs for pain, if they are taken for more than three months, then they can cause persistent headaches. Dan said: "Doctors often see another type of persistent headache that has a clear pattern. Patients report getting repeated headaches that started or got worse after taking painkillers regularly for three months or longer.

"This can happen in people with migraines, tens

See Full Page