Low dose pharmaceutical powders for inhalation

摘要

The invention relates to a method of delivering an agent to the pulmonary system of a compromised patient, in a single breath-activated step, comprising administering a particle mass comprising an agent from an inhaler containing less than 5 milligrams of the mass, wherein at least about 50% of the mass in the receptacle is delivered to the pulmonary system of a patient. The invention also relates to receptacles containing the particle mass and the inhaler for use therein.