Risk of MOH | Medication class | Exposure frequency that may constitute overuse |
High | Barbiturates | ≥10 days/month* |
Opioids | ||
Triptans | ||
Moderate | Combination analgesics (eg, acetaminophen-aspirin-caffeine) | ≥10 days/month |
Ergotamines | ||
Lasmiditan | ||
Multiple medications/combination therapy | ||
Low | Nonsteroidal antiinflammatory drugs (eg, ibuprofen) | ≥15 days/month |
Acetaminophen |
MOH: medication overuse headache.
* Clinical experience suggests even lower thresholds of monthly exposure to barbiturates and opioids may cause MOH. Use of these medication classes for the treatment of primary headache should be avoided.