The Army Surgeon General's office is backing away from its long-standing endorsement of prescribing troops multiple highly addictive psychotropic drugs for the treatment of post-traumatic stress disorder and early this month warned regional medical commanders against using tranquilizers such as Xanax and Valium to treat PTSD. An April 10 policy memo that the Army Medical Command released regarding the diagnosis and treatment of PTSD said a class of drugs known as benzodiazepines, which include Xanax and Valium, could intensify rather than reduce combat stress symptoms and lead to addiction. The memo, signed by Herbert Coley, civilian chief of staff of...