Regular or frequent use of analgesics and acute antimigraine drugs can increase the
frequency of headache, and induce the transition from episodic to chronic headache or …

Medication-overuse headache (MOH) is defined by the International Classification of
Headache Disorders as a headache in patients with a pre-existing primary headache …

Medication overuse in primary headache disorders is a worldwide phenomenon and has a
role in the chronification of headache disorders. The burden of disease on individuals and …

Medication-overuse headache (MOH) is a worldwide health problem with a prevalence of
1%–2%. It is a severe form of headache where the patients often have a long history of …

Background The frequent or regular use of analgesics and anti-migraine drugs can make
headache more frequent and induce the transformation of episodic to chronic headache …

Background Studies addressing relapse rates conflate relapse into chronic migraine (CM)
and medication overuse (MO), and the consequent need to repeat withdrawal. We aim to …

Purpose of review Medication-overuse headache is a secondary chronic headache
disorder, evolving from an episodic primary headache type, caused by the frequent and …

Abstract Purpose of Review With a worldwide high disease burden, medication overuse
headache (MOH) is an endemic and disabling neurological disorder. Because of the …

Medication overuse headache (MOH) is a secondary headache disorder attributed to
overuse of acute headache medications by a person with an underlying headache disorder …

Background It is common clinical experience that, after structured withdrawal, some patients
with chronic migraine and medication overuse headache (CM with MOH) are more prone …