Not a curative treatment for angina attacks nor as initial treatment for unstable angina or MI, nor in the pre-hospital phase or during the 1st days of hospitalization. Reevaluate coronaropathy. May aggravate or cause symptoms similar to those of Parkinson's disease. Discontinue use in occurrence of parkinsonian symptoms, restless leg syndrome, tremors or gait instability (low incidence & usually reversible after discontinuation). Falls may occur following a drop in BP or loss of balance, particularly in patients taking antihypertensive treatment. Moderate renal impairment. May affect ability to drive or operate machinery. Pregnancy. Do not use during lactation. Childn <18 yr. Elderly (>75 yr).