<unk> (tablet) is a anti-anginal, antiarrhythmic, beta-adrenergic blocker that is FDA approved for the treatment of acute myocardial infarction (AMI).   Common adverse reactions include bradyarrhythmia, constipation, depression, diarrhea, dizziness, dyspnea, fatigue, headache, heart block, heart failure, hypotension, indigestion, nausea, pruritus, rash, and wheezing.
Metoprolol tartrate 
Metoprolol succinate 
Bisoprolol
Hydralazine 
Endralazine
Captopril
Digitoxin
Digoxin