The present invention relates to the delivery of erectile dysfunction drugs through an inhalation route. Specifically, it relates to aerosols containing erectile dysfunction drugs that are used in inhalation therapy. In a method aspect of the present invention, an erectile dysfunction drug is delivered to a patient through an inhalation route. The method comprises: a) heating a composition, wherein the composition comprises an erectile dysfunction drug, to form a vapor; and, b) allowing the vapor to cool, thereby forming a condensation aerosol comprising particles with less than 5% erectile dysfunction drug degradation products. In a kit aspect of the present invention, a kit for delivering an erectile dysfunction drug through an inhalation route is provided which comprises: a) a thin coating of an erectile dysfunction drug composition and b) a device for dispensing said thin coating as a condensation aerosol.