You should not use this medicine if you have had an allergic reaction to amiloride, or if you are unable to urinate or have kidney disease or high levels of potassium in your blood (hyperkalemia). You should not use this medicine if you are also taking similar diuretics such as triamterene (Dyazide®, Dyrenium®, Maxzide®) or spironolactone (Aldactazide®, Aldactone®).
Your doctor will tell you how much of this medicine to take and how often. Do not take more medicine or take it more often than your doctor tells you to.
It is best to take this medicine with food. Carefully follow your doctor's instructions about any special diet.
This medicine is usually given in combination with other diuretics. Not all diuretics work the same way. Some types of diuretic can cause serious medical problems if you take them with amiloride. Take only the medicines your doctor has prescribed as part of your combination treatment.
Never share your medicine with anyone.
If a dose is missed:
If you miss a dose or forget to take your medicine, take it as soon as you can. If it is almost time for your next dose, wait until then to take the medicine and skip the missed dose.
Do not use extra medicine to make up for a missed dose.
Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
Make sure your doctor knows if you are also using cyclosporine (Neoral®, Sandimmune®), dofetilide (Tikosyn?), lithium, tacrolimus (Prograf®), blood pressure medicine (such as Accupril®, Altace®, Capoten®, Lotensin®, Lotrel®, Monopril®, Prinivil®, Univasc®, Vasotec®, Zestril®), or pain or arthritis medicine (such as aspirin, Advil®, Aleve®, Motrin®, Orudis®, Relafen®).
Do not drink alcohol while you are using this medicine.