A method for treating a disorder of the central nervous system includes administering to the respiratory tract of a patient a drug which is delivered to the pulmonary system, for instance to the alveoli or the deep lung. The drug is administered at a dose which is at least about two-fold less than the...http://www.google.es/patents/US6613308?utm_source=gb-gplus-sharePatente US6613308 - Pulmonary delivery in treating disorders of the central nervous system
Pulmonary delivery in treating disorders of the central nervous system