dose of aspirin for migraine
1 Using this high dosage, 52 percent of aspirin users got significant headache pain relief within two hours, compared to 32 percent who were given a placebo. 2  Aspirin also reduced other migraine symptoms like nausea and sensitivity to noise and light.he findings come from an extensive review comparing the effectiveness of aspirin to either a placebo or a prescription-strength drug for the relief of migraine headache pain. Researchers were aware that many people with migraine headaches rely on over-the-counter (OTC) medications for their migraine treatment.