Sumatriptan-nonresponders: a survey in 366 migraine patients.

  title={Sumatriptan-nonresponders: a survey in 366 migraine patients.},
  author={W. Hester Visser and R H de Vriend and Niek Jaspers and Michel D. Ferrari},
  volume={36 8},
Sumatriptan, notably after subcutaneous administration, is highly effective in the acute treatment of migraine in the majority of patients. The response is consistent within patients and over time. To determine risk factors for nonresponse to sumatriptan, we compared clinical characteristics in responders and nonresponders and, within patients, between attacks with and without response. We found no differences at the strict level of significance (P < 0.001 because of multiple comparisons), but… CONTINUE READING

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