Dosage Regimen, Medication Dispensing Package and Uses Thereof for the Treatment of Major Depressive Disorder

This invention provides an oral dosage regimen for the treatment of depression, a pharmaceutically acceptable medication dispensing package containing multiple dosage units of medicaments comprising an oral dosage regimen of D-cycloserine for the treatment of depression, a pharmaceutical composition comprising D-cycloserine formulated for oral administration providing a dosage of 1000 mg/day alone or in combination with antidepressant agents and uses thereof.