Robert experienced bradycardia, or slowing of the heart rate, after using certain eye drops prescribed to him for his glaucoma. he is suffering from:

He is experiencing an overdose of drugs to treat could occur if they are taken improperly, or if decreased liver or renal function occurs. Symptoms of overdose include severe nausea/vomiting, sweating, salivation, hypotension, bradycardia, convulsions, and increased muscle weakness, including respiratory muscles. This patient has diabetes and thus may have glycaemic issues. Bradycardia and muscle weakness. Abdominal pain and dry mouth. Tachycardia and hypertension. Emotional withdrawal and tachypnea.