Lipitor is to reduce cholesterol, Plavix is to prevent blood clotting, Prilosec is to prevent heart burn, iron is to tackle anemia
and iron deficiency,
and centrum is a multivitamin.
Digoxin is used to treat heart failure. Coming to Carvedilol, it is not a simple anti hypertensive medication used to treat high blood pressure, but is also a cardioprotective drug, used in patients with heart failure.