<unk> (tablet) is a beta-adrenergic blocker that is FDA approved for the treatment of hypertension,  myocardial infarction, migraine. There is a Black Box Warning for this drug as shown here.  Common adverse reactions include angina, bradyarrhythmia, heart failure, hypotension, pruritus, rash, urticaria, abdominal pain, diarrhea, indigestion, nausea, vomiting, muscle cramps, confusion, dizziness, headache, dry eyes, hallucinations, psychotic disorder, cough, dyspnea, and fatigue.
Timolol 
Latanoprost
Pilocarpine 
Travoprost
Urapidil
Carboprost
Oxetoron
Dinoprostone