KETAMINE COMPOSITION FOR USE IN A METHOD OF TREATMENT OF DEPRESSION BY PULMONARY ADMINISTRATION

摘要

An inhalable pharmaceutical composition comprising ketamine or its pharmaceutically acceptable salt for use in a method of treatment of depression by administration via pulmonary route, treatment comprising cycle of multiple sequences of administration by inhalation, said cycle lasting from 10 days to 30 days, wherein each of multiple sequences of administration is performed in a one single day, with 2 to 4 days intervals between sequences, and each of said sequences consists of multiple single dose inhalations separated by a break period lasting at least 5 minutes. The composition is especially useful for the treatment of treatment-resistant depression.