Excessive doses of<unk>  can cause severe hypotension, bradycardia,<unk> abolic acidosis, seizures, and cardiorespiratory arrest. Blood or plasma concentrations may be measured to confirm a diagnosis of overdose or poisoning in hospitalized patients or to assist in a medicolegal death investigation. Plasma levels are usually less than 200 μg/l during therapeutic administration, but can range from 1–20 mg/l in overdose victims.
Metoprolol
Bisoprolol
Digoxin
Digitoxin
Carvedilol
Diltiazem
Captopril
Sotalol