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Benazepril (By mouth)

Benazepril (ben-AZ-e-pril)

Treats high blood pressure. This medicine is an ACE inhibitor.

Brand Name(s):

Lotensin

There may be other brand names for this medicine.

When This Medicine Should Not Be Used:

This medicine is not right for everyone. Do not use it if you had an allergic reaction to benazepril or to similar medicines (such as enalapril or lisinopril), or if you are pregnant or have a history of angioedema.

How to Use This Medicine:

Tablet

  • Take your medicine as directed. Your dose may need to be changed several times to find what works best for you.
  • Carefully follow your doctor's instructions about any special diet. Drink more liquids if you exercise, sweat more than usual, or have diarrhea or vomiting.
  • An oral liquid may be given if your child cannot swallow the tablets. Ask your doctor or pharmacist about this.
  • Shake the liquid well just before you measure the dose. Measure the oral liquid medicine with a marked measuring spoon, oral syringe, or medicine cup.
  • Missed dose: Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.
  • Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. The oral liquid should be stored in the refrigerator, for up to 30 days. Do not freeze.

Drugs and Foods to Avoid:

Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.

  • Do not use this medicine together with aliskiren if you have diabetes.
  • Some medicines can affect how benazepril works. Tell your doctor if you are taking any of the following:
    • A diuretic (water pill)
    • Insulin or any oral diabetes medicine
    • Lithium
    • NSAID pain or arthritis medicine, such as aspirin, diclofenac, ibuprofen, naproxen
  • Ask your doctor before you use medicines, supplements, or salt substitutes that contain potassium.

Warnings While Using This Medicine:

  • It is not safe to take this medicine during pregnancy. It could harm an unborn baby. Tell your doctor right away if you become pregnant.
  • Tell your doctor if you are breastfeeding, or if you have kidney problems, liver disease, diabetes, heart failure, heart disease, dehydration, low blood pressure, a mineral imbalance (high or low potassium or sodium), or an autoimmune disorder.
  • This medicine may cause the following problems:
    • Intestinal angioedema
    • Increased risk for infection
    • Serious liver problems
  • This medicine could lower your blood pressure too much, especially when you first use it or if you are dehydrated. Stand or sit up slowly if you are lightheaded or dizzy. Do not drive or do anything that could be dangerous until you know how this medicine affects you.
  • Tell any doctor or dentist who treats you that you are using this medicine. You may need to stop using this medicine several days before you have surgery or medical tests.
  • Your doctor will do lab tests at regular visits to check on the effects of this medicine. Keep all appointments.
  • Do not stop using this medicine without asking your doctor, even if you feel well. This medicine will not cure your high blood pressure, but it will help keep it in a normal range. You may have to take blood pressure medicine for the rest of your life.
  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

Possible Side Effects While Using This Medicine:

Call your doctor right away if you notice any of these side effects:

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing
  • Blistering, peeling, red skin rash
  • Change in how much or how often you urinate
  • Chest pain (may be related to your disease and not a side effect)
  • Confusion, weakness, uneven heartbeat, trouble breathing, numbness or tingling in your hands, feet, or lips
  • Dark urine or pale stools, nausea, vomiting, loss of appetite, stomach pain, yellow skin or eyes
  • Fast, pounding, or uneven heartbeat
  • Lightheadedness, dizziness, or fainting
  • Severe stomach pain

If you notice other side effects that you think are caused by this medicine, tell your doctor

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088


Last Updated: 11/4/2014


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