Generic Tenormin is used for decreasing death due to heart problems after a heart attack.ATENOLOL (an active ingredient) is a beta-blocker. Beta-blockers reduce the workload on the heart and help it to beat more regularly. This medicine is used to treat high blood pressure and to prevent chest pain. It is also used to protect the heart during a heart attack and to prevent an additional heart attack from occurring.
Generic Zestril is used for treating high blood pressure alone or with other medicines. It is also used to manage heart failure or improve survival after a heart attack.