the present invention relates to the delivery of a migraine headache drug through an inhalation route . specifically , it relates to aerosols containing a migraine headache drug that are used in inhalation therapy . in a method aspect of the present invention , a migraine headache drug is administered to a patient through an inhalation route . the method comprises : a ) heating a thin layer of a migraine headache drug , on a solid support to form a vapor ; and , b ) passing air through the heated vapor to produce aerosol particles having less than 5 % drug degradation products . in a kit aspect of the present invention , a kit for delivering a migraine headache drug through an inhalation route is provided which comprises : a ) a thin coating of an a migraine drug composition and b ) a device for dispensing said thin coating as a condensation aerosol .