Signs and symptoms of overdose can be similar to the medication’s side effects, but are usually more severe. A physician should be called immediately if the patient shows any of the following:
Low blood pressure (hypotension)
Edema (swelling) in the face, mouth, throat, hands or feet
Fainting (syncope)
Dizziness or lightheadedness
Arrhythmias (abnormal heart rhythm) or palpitations