Medication-Overuse Headache

Obtain a prospective 30-day headache and medication diary that records headache days, acute-medication days by class, dose, and use of combination products. Diagnose medication-overuse headache when headache is present on more than 15 days per month, acute headache medication has been overused for more than 3 months, and headache developed or worsened during that exposure pattern. Patients with both chronic migraine and medication-overuse headache should retain both diagnoses because withdrawal does not replace treatment of the underlying migraine disorder. Neurology+1NeurologyEptinezumab With Patient Education for Chronic Migraine and Medication-Overuse HeadacheWHOPHC ENG GUIDE 200 - Extranet Systems

Classify overuse by medication days rather than total pills. The operational threshold is at least 10 days per month for triptans, ergotamine, opioids, and combination analgesics; combination products include agents such as Excedrin, barbiturate-containing products, and Midrin. The threshold is at least 15 days per month for aspirin, acetaminophen, ibuprofen, naproxen sodium, or other prescription NSAIDs used alone. Apply the multiple-class overuse category when aggregate acute-medication exposure meets overuse criteria although no single class does. Neurology+1NeurologyMedication Overuse and Headache BurdenWHOPHC ENG GUIDE 200 - Extranet Systems

Do not diagnose medication-overuse headache solely because the patient has frequent medication exposure. The association between acute-medication use and frequent headache is complicated by confounding from the underlying headache burden; use the diary together with temporal worsening during overuse and response after withdrawal to reassess the diagnosis. NeurologyNeurologyMedication overuse headache

At the initial visit, compare the current headache with the patient's established phenotype and determine whether the frequency increase tracks acute-medication escalation. A stable migraine-like phenotype with qualifying medication exposure supports medication-overuse headache; a distinctly new phenotype, progressive focal neurologic symptoms, altered consciousness, systemic illness, or abrupt severe onset requires evaluation for an alternative secondary cause before assuming medication overuse.

Prioritize opioid exposure as a separate management branch. Opioids can contribute to medication-overuse headache and opioid-induced hyperalgesia, and abrupt discontinuation is not the default strategy for opioid overuse. Establish the prescribed and nonprescribed opioid regimen, duration of use, prior withdrawal symptoms, and concurrent sedative exposure, then select a tapering plan rather than an unsupervised abrupt stop. cell+2cellPACAP-PAC1 receptor inhibition is effective in opioid ...NatureDiagnosis and management of migraine in ten stepsWHOPHC ENG GUIDE 200 - Extranet Systems

Refer chronic migraine with medication overuse to headache-specialist care when withdrawal fails, diagnostic uncertainty persists, opioid or other addictive-drug use complicates management, or preventive treatment selection requires escalation. Chronic migraine itself is a specialist-referral indication in the ten-step migraine management framework. NatureNatureDiagnosis and management of migraine in ten steps

Explain that medication withdrawal is the necessary core treatment and that headache usually worsens before recovery. For overused analgesics and triptans, use abrupt discontinuation rather than gradual dose reduction. This can usually be managed in primary care when addictive drugs are not involved; opioid exposure is the major exception and should be tapered. Nature+1NatureDiagnosis and management of migraine in ten stepsWHOPHC ENG GUIDE 200 - Extranet Systems

Set the withdrawal plan in writing: identify every acute agent to stop, establish the cessation date, review anticipated headache worsening and associated symptoms, and specify how the patient will contact the practice if withdrawal becomes unmanageable. Detoxification commonly produces predictable withdrawal symptoms, and successful detoxification is associated with improved headache outcomes and fewer monthly headache days by 8 weeks. ScienceDirectScienceDirectMedication-overuse headache: Bridging therapies for detoxification

Avoid allowing a bridge plan to become replacement overuse. Bridging therapies have been used to reduce withdrawal-headache intensity and associated symptoms, but novel acute agents including ditans and gepants require further study in this setting. If prednisone is selected for withdrawal symptoms, one cited primary-care guide lists prednisone 60 mg as possibly effective; the same guide lists amitriptyline up to 50 mg as possibly effective for withdrawal symptoms. ScienceDirect+1ScienceDirectMedication-overuse headache: Bridging therapies for detoxificationWHOPHC ENG GUIDE 200 - Extranet Systems

At follow-up, review the same diary fields used at baseline: monthly headache days, monthly acute-medication days by class, attack severity, and migraine-related disability. Evaluate response shortly after initiating or changing therapy, at 2 to 3 months, then every 6 to 12 months once the regimen is stable. NatureNatureDiagnosis and management of migraine in ten steps

If outcomes remain suboptimal, first review whether medication overuse has recurred, whether the post-withdrawal phenotype still supports migraine, and whether the preventive strategy is being used and tolerated. A patient whose medication use no longer meets overuse thresholds but who continues to have frequent migraine needs escalation of migraine prevention rather than repeated detoxification alone. Nature+1NatureDiagnosis and management of migraine in ten stepsNeurologyMedication Overuse and Headache Burden

Prevent recurrence by discussing class-specific medication-day limits before prescribing or refilling acute treatment. Frequent acute-medication use is a modifiable risk factor for headache-frequency progression, and patients with migraine should be educated about medication-overuse risk before use becomes established. Nature+1NatureDiagnosis and management of migraine in ten stepsNeurologyMedication overuse headache