Table. 1.

Differences in medication overuse criteria between Silberstein’s criteria and International Classification of Headache Disorders-3

Type of analgesic drug Number of days of analgesic consumption
Silberstein’s criteria [15] for medication overusea ICHD-3 criteria for MOH
Simple analgesic > 5 d/wk (> 20 d/4 wk for TM with MOH) ≥ 15 d/mo
> 6 d/wk (> 24 d/4 wk for CTTH with MOH)
Combination analgesics > 3 tablets/d > 3 d/wk (> 12 d/4 wk) ≥ 10 d/mo
Narcotics > 1 tablet/d: ≥ 10 d/mo
> 2 d/wk (> 8 d/4 wk for TM with MOH)
> 3 d/wk (> 8 d/4 wk for CTTH with MOH)
Ergotamine > 2 d/wk (total 8 d/4 wk) ≥ 10 d/mo

ICHD-3: International Classification of Headache Disorders, third version, MOH: medication overuse headache, TM: transformed migraine, CTTH: chronic tension-type headache.

aEquivalent for four weeks: calculated as consumption per week multiplied for four weeks.

Korean J Pain 2022;35:4~13 https://doi.org/10.3344/kjp.2022.35.1.4
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