How long does prednisolone treatment usually last for polymyalgia rheumatica?

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Prednisolone treatment for polymyalgia rheumatica typically lasts between one and two years, with the dose gradually tapered down to prevent symptoms from returning.

Initial dose: Treatment usually begins with a dose of 15 to 20mg of prednisolone daily. According to NHS guidance, most patients experience a rapid improvement in symptoms within the first two weeks, which confirms the diagnosis and allows for the start of the tapering process.

The tapering schedule: Doctors will slowly reduce the dose over several months. A common protocol involves reducing the dose by 5mg every two to four weeks until reaching 10mg, then by 2.5mg every two to four weeks until reaching 5mg, and finally by 1mg every four to six weeks until the medication is stopped. This cautious approach helps minimize the risk of symptoms flaring up.

Managing side effects: Long-term steroid use increases the risk of osteoporosis and gastric issues. Healthcare providers often prescribe calcium and vitamin D supplements, and sometimes a proton pump inhibitor, to protect bone density and stomach lining throughout the course of treatment.

Monitoring bone health: Baseline dual-energy X-ray absorptiometry scans are frequently recommended when starting therapy to establish bone density levels. Regular check-ups allow clinicians to monitor for any significant changes and adjust protective measures as needed.

Individual variability: Some patients may require a longer taper or a maintenance dose for extended periods if symptoms return. It is crucial not to stop the medication abruptly, as this can cause severe withdrawal symptoms. Always follow the specific schedule provided by your rheumatologist or GP.

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