Monograph Details

Cardiovascular System > Hypertension
LOPRESSOR HCT 100/25
Manufacturer
Novartis Pharmaceuticals Corp
Legal Classification
Rx
Generic Name
Metoprolol tartrate 100mg, hydrochlorothiazide 25mg; scored tabs.
Also
LOPRESSOR HCT 100/50
LOPRESSOR HCT 50/25
Indications
Hypertension.
Children
Not recommended.
Adults
Titrate individual components.
Contraindications
Sinus bradycardia. 2nd- or 3rd-degree AV block. Overt heart failure. Cardiogenic shock. Anuria. Sulfonamide allergy.
Precautions
CHF. Ischemic heart disease. Bronchospastic disease, COPD. Renal or hepatic dysfunction. Gout. Diabetes. Postsympathectomy. Hyperthyroidism. Surgery. SLE. Avoid abrupt cessation. Monitor electrolytes. Pregnancy (Cat.C). Nursing mothers: not recommended.
Interactions
Potentiated by alcohol, CNS depressants, other antihypertensives. Bradycardia with catecholamine-depleting drugs. Metoprolol potentiated by felodipine. Increased toxicity of calcium channel blockers, lidocaine, diazoxide, digitalis, lithium. Antagonized by NSAIDs, barbiturates, rifampin. Amphotericin B, ACTH, corticosteroids increase hypokalemia risk. Adjust antidiabetic medication. May antagonize epinephrine. May interfere with parathyroid, glaucoma screening tests.
Adverse Reactions
Fatigue, bronchospasm, dizziness, drowsiness, headache, fluid or electrolyte imbalance, bradycardia, depression, dyspnea, GI upset, blurred vision, tinnitus, earache, impotence, myalgia, cold extremities, CHF, heart block.
How Supplied
Tabs—100
Additional Resources
Related Prescribing Note