2015 · ACR/EULAR · Polymyalgia rheumatica
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Summary
First joint EULAR/ACR recommendations for management of polymyalgia rheumatica, developed using GRADE methodology. Provides 8 overarching principles and 9 specific recommendations covering baseline workup, glucocorticoid dosing and tapering, IM methylprednisolone alternative, early methotrexate use, exclusion of TNF inhibitors, and exercise. Emphasizes individualized minimum-effective GC dosing and shared decision-making rather than fixed schedules.
Key Recommendations
- Use glucocorticoids rather than NSAIDs as first-line therapy for PMR; reserve NSAIDs/analgesics for short-term use for non-PMR pain.
- Start initial oral prednisone at the minimum effective dose within 12.5–25 mg/day; favor higher end for high relapse risk, lower end for comorbidities/GC-adverse-event risk.
- Avoid initial prednisone doses ≤7.5 mg/day (conditionally) and never exceed 30 mg/day (strong).
- Taper to 10 mg/day prednisone equivalent within 4–8 weeks, then reduce by 1 mg every 4 weeks (or equivalent alternate-day regimens) once remission achieved.
- For relapse, increase prednisone to pre-relapse dose then taper back over 4–8 weeks to the dose at which relapse occurred.
- Consider IM methylprednisolone (120 mg every 3 weeks) as alternative to oral GCs, particularly when lower cumulative GC exposure is desirable.
- Use single rather than divided daily oral GC doses, except for prominent night pain at low-dose tapering (<5 mg/day).
- Consider early adjunctive methotrexate (7.5–10 mg/week PO) in patients at high risk of relapse, prolonged therapy, GC adverse events, or with relapsing/refractory disease.
- Strongly recommend against TNF-α inhibitors for PMR treatment.
- Strongly recommend against Chinese herbal preparations Yanghe and Biqi capsules.
- Prescribe an individualized exercise program to preserve muscle mass/function and reduce falls in older or frail patients on long-term GCs.
- Refer to specialist for atypical features (peripheral arthritis, systemic symptoms, low inflammatory markers, age <60), GC adverse events, refractory disease, or prolonged therapy.
Thresholds & Doses
- Initial prednisone: 12.5–25 mg/day (minimum effective dose).
- Avoid initial prednisone ≤7.5 mg/day; do not exceed 30 mg/day.
- Initial taper target: 10 mg/day prednisone equivalent within 4–8 weeks.
- Maintenance taper after remission: reduce prednisone by 1 mg every 4 weeks (or 1.25 mg decrements such as 10/7.5 mg alternate days) until discontinuation.
- Relapse taper: re-taper to pre-relapse dose within 4–8 weeks.
- IM methylprednisolone starting dose: 120 mg every 3 weeks (through week 9), then 100 mg at week 12, monthly with 20 mg reductions every 12 weeks to week 48, then 20 mg every 16 weeks until discontinuation.
- Methotrexate dose used in trials: 7.5–10 mg/week orally.
- Follow-up: every 4–8 weeks in year 1, every 8–12 weeks in year 2, and as indicated for relapse/tapering.
- ESR >40 mm/hour identified as risk factor for relapse/prolonged therapy.
- Atypical-presentation referral threshold: age <60 years.
- Initial lack of response (insufficient improvement within 2 weeks): increase oral prednisone up to 25 mg/day.
Citations
- Box 1 (Overarching principles 1–8) — baseline labs, comorbidity assessment, monitoring intervals, and specialist referral criteria.
- Specific Recommendation 1 — GCs preferred over NSAIDs.
- Specific Recommendation 3 — initial prednisone 12.5–25 mg/day range with dose caps.
- Specific Recommendation 4 (A–C) — initial, relapse, and maintenance tapering schedules.
- Specific Recommendation 5 — IM methylprednisolone 120 mg every 3 weeks regimen.
- Specific Recommendation 6 — single daily GC dosing.
- Specific Recommendation 7 — early methotrexate 7.5–10 mg/week adjunct.
- Specific Recommendations 8 and 10 — against TNF inhibitors and against Yanghe/Biqi herbal preparations.
- Figure 1 algorithm — overall PMR management flow including assessment, initiation, tapering, and relapse pathways.