Allergy to class/drug
galactose intolerance (lactose-containing forms)
hypertensive crisis (IR form)
hypertension (IR form)
caution if CHF
caution if aortic stenosis
caution if hypotension
caution if renal impairment
caution if hepatic impairment
caution if anesthesia or surgery
caution if concurrent or recent β-blocker use
caution if GI stricture, severe (XL form)
caution if GI hypomotility disorder (XL form)
caution in elderly patients
Nifedipine
Atenolol
Captopril
Metoprolol
Hydralazine
Nitroglycerin
Nitroprusside
Lisinopril