[Expert Solution]: When the patient returns with her…

When the patient returns with her completed headache diary: 1. Review the diary to assess: o Actual headache frequency (currently reported as once weekly) o Medication usage patterns o Identified triggers o Impact on daily functioning 2. Decision on preventive therapy: o If headaches occur ≥4 days/month with disability or ≥8 days/month regardless of disability, initiate preventive therapy o Based on current information (4 migraines/month plus additional headaches requiring Excedrin), she meets criteria for preventive therapy 3. Medication adjustment: o Limit acute medications (triptans to ≤10 days/month, Excedrin to ≤15 days/month) o Select appropriate preventive medication based on comorbidities, preferences, and contraindications 4. Follow-up plan: o Schedule regular follow-ups to assess efficacy of preventive therapy o Continue headache diary to monitor progress o Adjust medications as needed Summarize above paragraphs