Of course, yoga therapy is effective in treatment of heart patients. However, careful planned treatment in respect of yoga therapy alongwith the careful dietary recommendations, and necessary rectifications in the lifestyle of the patients are necessary before undertaking the regimen. Many heart patients are successfully cured.
It would not be proper here to recommend anything here without getting the brief case history. So, better to consult with the doctor and undergo the yoga therapy under the guidance of qualified yoga therapist only.