The cellular immunodeficiency associated with post-traumatic stress disorder may be the result of sympathetic overactivity and be correctable by beta-2-blockers. Namazi M. Letter 2003; 24(6): 469-473 PubMed PMID: 15073578 Citation Keywords: Adrenergic beta-Antagonists:therapeutic use, Autonomic Nervous System Diseases:drug therapy, Humans, Immunity, Cellular:drug effects, Immunocompromised Host:drug effects, Stress Disorders, Traumatic:complications,. ... Read abstract Full text PDF × Citation Namazi M. The cellular immunodeficiency associated with post-traumatic stress disorder may be the result of sympathetic overactivity and be correctable by beta-2-blockers. Neuro Endocrinol Lett. 2003 Dec; 24(6): 469-473