May reduce gallbladder motility & lead to gallstone formation. Inhibited secretion of insulin & glucagon. Blood glucose levels should be monitored when treatment is initiated, or when the dose is altered. Adjust antidiabetic treatment accordingly. Slight decreases in thyroid function in acromegalic patients. Thyroid function tests are recommended where clinically indicated. Monitor vol of pituitary tumour in acromegalic patients & patients presenting w/ primitive thyrotropic adenoma. Risk of decreased heart rate. Risk of sinus bradycardia in patients w/ pre-existing cardiac disorders. Caution should be taken when initiating treatment in patients w/ bradycardia. May impair ability to drive or operate machinery. Pregnancy & lactation.