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Sumatriptan versus placebo. Calculated NNTs for relief of migraine‐associated symptoms and functional disability after two hours, in participants treating moderate or severe migraine pain. Results for the five most commonly used dose and route of administration combinations, listed in rank order.
Oral doses are shown with blue bars, subcutaneous doses are shown with red bars, intranasal doses are shown with yellow bars, and rectal doses are shown with green bars.
