Medication overuse headache

Cause or effect? Dr Charly Gaul, Director of the Migraine and Headache Clinic Königstein, Germany, discusses the diagnosis of medication overuse headache.

Charly Gaul has received honoraria for giving talks or consulting from: Allergan Pharma, Boehringer Ingelheim Pharma, Lilly, Novartis Pharma, Desitin Arzneimittel, Cerbotec, Bayer vital, Hormosan Pharma, electroCore und Grünenthal, Reckitt Benckiser, PGT Healthcare and TEVA. He does not hold any stocks in pharmaceutical companies.