IRCT201406154443N13 IRCT 2015-06-07 Vice chancellor for research of Tehran University of Medical Scinces self-management program in patients with mechanical heart valve investigation effect of self-management program on medication adherence and self-efficacy in patients with mechanical heart valve 2014-09-23 anticipated 88 Complete https://irct.ir/trial/4755 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Supportive. 2-3 mechanical heart valve patients. Intervention 1: In control group just will receive regular care, without any intervention. Intervention 2: The intervention group, in addition to usual care, will participate in self-management program .Self-management program contains of 3 parts: medical management, role management, and emotional management, and 5 core skills of problem solving, decision making, resource utilization, the formation of the therapeutic relationship between the patient and the caregiver. workshop for 2 days and each day will be held for 4 hours and minimum of 5 and a maximum of 15 patients with mechanical heart valve will be attended in the workshop. Then the patients will be given an educational booklet. Then intervention group will be followed by telephone contacts at afternoons every week in 8 weeks.