IRCT20151003024312N6 IRCT 2021-09-13 Shahid Beheshti University of Medical Sciences Investigating the Effects of Brief Behavioral Activation (BA) Therapy on Symptoms of Patients with Mixed Depression and Anxiety Investigating the Effects of Brief Behavioral Activation (BA) Therapy on Symptoms of Patients with Mixed Depression and Anxiety 2021-09-06 anticipated 30 Complete https://irct.ir/trial/57849 interventional Randomization: Not randomized, Blinding: Single blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Blinding description: The only statistical analyzer of the codes assigned to the groups will be uninformed to eliminate bias in the analysis. N/A Mixed Depression and Anxiety. Intervention 1: "Intervention group:" Interventions will be done individually. Each patient will receive 8 sessions of individual behavior therapy counseling over the phone, lasting at least one hour and twice a week. Intervention 2: "Control group: "This group receives routine care as directed by the clinic physician. Yes - There is a plan to make this available What will be shared: After removing the ID codes, all of the data can be shared. When: Access date begins from the 6 months after the last published paper. To whom: Scientific researchers and university scholars and also researchers in industry. Conditions: Only for scientific researches development and also planning for evidence-based care. Where to obtain: Fataneh Ghadirian E-mail: ghadirian@sbmu.a.c.ir How to obtain: It needs the approval of ethics committee of the Nursing and Midwifery School. Comments: