The present invention relates to the use of (11 , 17 ) - 11- (1,3-benzodioxol-5-yl) -17-hydroxy-17- (1-propynyl) -estra-4,9-dien-3-one for the treatment of major depressive disorder. The invention also encompasses a pharmaceutical composition containing the above active ingredient. It is a feature of the present invention that the active ingredient is administered in a daily dose of up to 300 mg. HE
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