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Efficacy of Prednisone for the Treatment of Ocular Myasthenia (EPITOME): A Randomized Controlled Trial

M. Benatar, Michael P. McDermott, D. B. Sanders, Gil I. Wolfe, R. Barohn, Richard J. Nowak, M. Hehir, V. Juel et al.

Muscle and Nerve, 2016

6 participants · 127 citations

Abstract

Introduction: In this study we evaluated the safety, tolerability, and efficacy of prednisone in patients with ocular myasthenia gravis (OMG) concurrently treated with pyridostigmine. Methods: This investigation was a randomized, double‐blind, placebo‐controlled trial. Participants whose symptoms failed to remit on pyridostigmine were randomized to receive placebo or prednisone, initiated at 10 mg every other day, and titrated to a maximum of 40 mg/day over 16 weeks. The primary outcome measure was treatment failure. Results: Fewer subjects were randomized than the 88 planned. Of the 11 randomized, 9 completed 16 weeks of double‐blind therapy. Treatment failure incidence was 100% (95% CI 48%–100%) in the placebo group (n = 5) vs. 17% (95% CI 0%–64%) in the prednisone group, P = 0.02 (n = 6). Median time to sustained minimal manifestation status (MMS) was 14 weeks, requiring an average prednisone dose of 15 mg/day. Adverse events were infrequent and generally mild in both groups. Conclusions: A strategy of low‐dose prednisone with gradual escalation appears to be safe, well‐tolerated, and effective in treating OMG. Muscle Nerve 53: 363–369, 2016

How strong is the evidence?

Evidence Hub reads this as a randomized trial, done in people. Its evidence level is 3 of 5 (Moderate · trial / cohort / secondary analysis). Trials without a large randomized design, cohorts and secondary analyses give moderate evidence. Reported size: 6 participants or records.

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