Effect of Oregano nasal spray on migraine

INTERVENTION: Intervention 1: Intervention group: herbal nasal spray based on oregano‐ three times a day one puff each nasal orifice. Intervention 2: Control group: placebo nasal spray‐three times a day one puff each nasal orifice. CONDITION: Migraine headache. ; G43.0Migraine without aura [common migraine] PRIMARY OUTCOME: Number of migraine headache attacks per month. Timepoint: Three times with one month intervals. Method of measurement: Number of attacks with at least 48 hours of freedom from headache between migraine attacks. SECONDARY OUTCOME: Headache severity. Timepoint: Tree times with one month intervals. Method of measurement: Four point verbal scale. Health related quality of life. Timepoint: Three times with one month intervals. Method of measurement: Sf 36 & hit 6 questionaire. Number and name of analgesics used. Timepoint: Three times with one month intervals. Method of measurement: Recording the name and the number of analgesics used in one month. INCLUSION CRITERIA: Migraine based on IHS criteria 2 to 8 migraine attack in a month with less than 15 days headache a month and with at least 48 hours intervals Onset of headaches less than one year ago No warm brain temperament 18 to 65 years old with headache onset no later than 50 years old