Low‐dose naltrexone for the treatment of fibromyalgia: Findings of a small, randomized, double‐blind, placebo‐controlled, counterbalanced, crossover trial assessing daily pain levels

The preliminary evidence continues to show that low-dose naltrexone has a specific and clinically beneficial impact on fibromyalgia pain. The medication is widely available, inexpensive, safe, and well-tolerated. Parallel-group randomized controlled trials are needed to fully determine the efficacy of the medication.