A patient was told by her gynecologist to drink 4 oz. of red wine to prevent menstrual cramps. Is there any evidence to support this? — Terrie Estes, MSN, ANP, Colleyville, Tex.

Red wine is known to contain high levels of the potent antioxidant resveratrol. This polyphenol, combined with the wine’s alcohol content, exerts smooth-muscle relaxation and prostaglandin-inhibitory actions on the system that might logically mitigate dysmenorrhea. — Sherril Sego, FNP-C, DNP (178-3)

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These are letters from practitioners around the country who want to share their clinical problems and successes, observations and pearls with their colleagues. We invite you to participate. If you have a question, submit it here.