Monograph Details

Cardiovascular System > Hypertension
Amiloride
Manufacturer
Various generic manufacturers
Legal Classification
Rx
Pharmacological Class
Diuretic (K+ sparing).
Generic Name
Amiloride HCl 5mg; tabs.
Indications
Adjunct in hypertension.
Children
Not recommended.
Adults
Administer with kaliuretic and food. Initially 5mg/day; 5–10mg usually adequate. If hypokalemia persists, may increase to 15mg/day and then 20mg/day with careful electrolyte monitoring.
Contraindications
Concomitant triamterene, spironolactone, salt substitutes, K+ supplements (unless hypokalemia is severe). Hyperkalemia. Renal impairment. Anuria. Diabetic nephropathy.
Precautions
Acidosis predisposition. Electrolyte imbalance. Hepatic impairment. Monitor electrolytes, renal function (esp. in diabetics). Discontinue if serum potassium >5.5mEq/L or renal values progress. Severely ill. Elderly. Pregnancy (Cat.B). Nursing mothers: not recommended.
Interactions
Avoid lithium, spironolactone, triamterene, other K+-sparing diuretics, K+ supplements. Hyperkalemia more likely with ACE inhibitors, NSAIDs, cyclosporine, tacrolimus. Hyponatremia, hypochloremia with other diuretics. Antagonized by NSAIDs. May interfere with parathyroid or glucose tolerance test.
Adverse Reactions
Headache, GI upset, weakness, fatigue, hyperkalemia, muscle cramps, dizziness, encephalopathy, cough, dyspnea, impotence.
How Supplied
Contact supplier.
Additional Resources
Related Prescribing Note