Depression 5 - Clinical (3)

[P440] Characteristics of antidepressant classes for treatment-resistant depression as defined by the number of valid pharmacotherapies

*Keisuke Mori¹, Fumitoshi Kodaka¹, Junpei Ishii¹, Yoshiyuki Sakai¹, Tamayo Kobayashi¹, Chihiro Saeki¹, Hiroshi Kameyama¹, Masahiro Shigeta¹ (1. Department of Psychiatry, The Jikei University School of Medicine, Tokyo, Japan)

Keywords:antidepressant class, treatment-resistant depression, valid pharmacotherapy