Generic Name: amiloride (a MIL o ride)
Brand Name: Midamor
Medically reviewed on March 8, 2018.
What is Midamor?
Midamor is a potassium-sparing diuretic (water pill) that prevents your body from absorbing too much salt and keeps your potassium levels from getting too low.
Midamor is usually given together with other medicines.
Midamor may also be used for purposes not listed in this medication guide.
You should not use Midamor if you have kidney problems, if you are unable to urinate, or if you have high levels of potassium in your blood. Do not use potassium supplements or other diuretics while you are taking this medicine.
Midamor can raise the levels of potassium in your blood. You will need frequent blood tests while taking this medicine.
Call your doctor right away if you have unusual tiredness, numbness or tingling, slow heartbeats, muscle weakness or limp feeling.
Before taking this medicine
You should not use Midamor if you are allergic to it, or if:
you have kidney disease or are unable to urinate;
you have problems with your kidneys caused by diabetes;
you have high potassium levels (hyperkalemia);
you take a potassium supplement; or
To make sure Midamor is safe for you, tell your doctor if you have:
if you are on a low-salt diet; or
if you are severely ill or debilitated.
Midamor is not expected to be harmful to an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant while using this medicine.
It is not known whether Midamor passes into breast milk or if it could harm a nursing baby. You should not breast-feed while using this medicine.
How should I take Midamor?
Follow all directions on your prescription label. Your doctor may occasionally change your dose to make sure you get the best results. Do not use this medicine in larger or smaller amounts or for longer than recommended.
Take Midamor with food.
Your doctor may recommend you eat certain foods or take supplements to keep your potassium from getting too low. Follow the diet and medication plan created for you by your doctor or nutrition counselor.
While using Midamor, you will need frequent blood tests. Your heart function may need to be checked using an electrocardiograph or ECG (sometimes called an EKG).
This medicine can affect the results of certain medical tests. Tell any doctor who treats you that you are using Midamor. You may need to stop taking this medicine at least 3 days before having a glucose tolerance test.
Store at room temperature away from moisture, heat, or freezing temperatures.
What happens if I miss a dose?
Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.
What happens if I overdose?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
What should I avoid while taking Midamor?
Do not use salt substitutes or low-sodium milk products that contain potassium. These products could cause your potassium levels to get too high while you are taking Midamor.
Avoid a diet high in salt. Too much salt will cause your body to retain water and can make this medication less effective.
Drinking alcohol with this medicine can cause side effects.
Avoid becoming overheated or dehydrated during exercise, in hot weather, or by not drinking enough fluids. Follow your doctor's instructions about the type and amount of liquids you should drink. In some cases, drinking too much liquid can be as unsafe as not drinking enough.
Midamor side effects
Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop taking Midamor and call your doctor at once if you have:
increased thirst, decreased urination;
heavy sweating, or hot and dry skin;
tremors, confusion, loss of consciousness;
jaundice (yellowing of the skin or eyes);
high potassium--tiredness, numbness or tingling, slow or unusual heart rate, muscle weakness or limp feeling; or
Common side effects may include:
nausea, stomach pain, gas, loss of appetite;
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
See also: Side effects (in more detail)
What other drugs will affect Midamor?
Tell your doctor about all your current medicines and any you start or stop using, especially:
This list is not complete. Other drugs may interact with amiloride, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed in this medication guide.
Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Copyright 1996-2018 Cerner Multum, Inc. Version: 7.01.
More about Midamor (amiloride)
- Side Effects
- During Pregnancy
- Dosage Information
- Drug Images
- Drug Interactions
- Support Group
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- Generic Availability
- Drug class: potassium-sparing diuretics