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Am Fam Physician. 2011;84(7):738

The article “Treatment of Acute Migraine Headache” (February 1, 2011, page 271) incorrectly stated that oral dexamethasone has similar effectiveness as parenteral dexamethasone for abortive treatment of acute migraine headaches. The author cited a source that incorrectly listed the oral version of dexamethasone as being an effective treatment option for migraine headaches. The original source and our article should have listed parenteral dexamethasone only, not the oral version. In Table 3 (page 274–275) under the “Other Effective Therapies” section, the information on oral dexamethasone should not have been included as an effective therapy; the dosage for intravenous dexamethasone should have been listed as 10 to 25 mg one time, instead of 4 to 10 mg one time. On page 278, the last sentence of the section “Dexamethasone” should not have included the following: “one of these trials showed that oral dexamethasone is similar in effectiveness to the parenteral form.” The online version of this article has been corrected.

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