Patients with a history of hypersensitivity to any of the ingredients in the drug.
Patients with severe congestive heart failure. [The symptoms of heart failure may be exacerbated.]
Patients with 2nd- or 3rd-degree atrioventricular block or sick sinus syndrome (continuous sinus bradycardia (less than 50 beats/minute), sinus arrest, sinoatrial block, etc.) [Excessive inhibition of sinus rhythm and cardiac conduction may occur.]
Pregnant women or women who may possibly be pregnant, etc. [See Use in Pregnancy & Lactation]