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Ritonavir

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Notes
Related terms
Uses
Dosing
Safety
Author information

Notes

    Related terms
    • Brand Names: U.S.: Norvir®
    • Brand Names: Canada: Norvir®;Norvir® SEC

    Uses
    • It is used to treat HIV infection.
    • Ritonavir works to harm the virus and fight the infection.

    Dosing

    How to take

    • To gain the most benefit, do not miss doses.
    • Use as you have been told, even if you are feeling better.
    • Take this drug with food.
    • Swallow tablet whole. Do not chew, break, or crush.
    • Liquid:
    • Mix solution with chocolate milk, Ensure®, or Advera®.
    • Shake solution well before use.

    Missed Dose

    • Take a missed dose as soon as you think about it and go back to your normal time.
    • Do not take 2 doses at the same time or extra doses.
    • Do not change the dose or stop this drug. Talk with the doctor.

    Storage

    • Capsule:
    • Store capsules in the original container in a refrigerator or at room temperature. If stored at room temperature, throw away any part not used after 1 month.
    • Protect from light.
    • Liquid:
    • Store solution in the original container at room temperature. Keep the cap tightly closed. Throw away when the date on the bottle has been reached.
    • Tablet:
    • Store tablets in the original container at room temperature. Keep the cap tightly closed. Throw away when the date on bottle has been reached. If stored outside of the original container, throw away any part not used after 2 weeks.
    • Protect from water. Do not store in a bathroom or kitchen.

    Safety



    Warnings

    • Sometimes drugs are not safe when you take them with certain other drugs. Taking them together can cause bad side effects. This is one of those drugs. Be sure to talk to your doctor about all the drugs you take.

    Avoid

    • If you have an allergy to ritonavir or any other part of this drug.
    • Tell your doctor if you are allergic to any drugs. Make sure to tell about the allergy and what signs you had. This includes telling about rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.

    Precautions

    • Do not run out of this drug.
    • If you have high blood sugar (diabetes), talk with your doctor. This drug may raise blood sugar.
    • If you have heart disease, talk with your doctor.
    • If you have hemophilia, talk with your doctor.
    • If you have high cholesterol or are taking a cholesterol-lowering drug, talk with your doctor.
    • If you have liver disease, talk with your doctor.
    • Have your blood work checked often. Talk with your doctor.
    • Have your cholesterol checked before starting this drug.
    • Check all drugs you are taking with your doctor. This drug may not mix well with some other drugs.
    • Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
    • Do not take St John's wort with this drug. This drug may not work as well.
    • To protect from diseases caused by having sex, use a latex condom.
    • Tell your doctor if you are pregnant or plan on getting pregnant.
    • Use birth control that you can trust to stop pregnancy in HIV disease.
    • Do not use a hormone-related kind of birth control.
    • Do not breast-feed if you have HIV disease and live in the U.S.

    Side Effects

    • High cholesterol level.
    • Feeling lightheaded, sleepy, having blurred eyesight, or a change in thinking clearly. Avoid driving and doing other tasks or actions that call for you to be alert or have clear eyesight until you see how this drug affects you.
    • Feeling dizzy. Rise slowly over a few minutes when sitting or lying down. Be careful climbing.
    • Upset stomach or throwing up. Many small meals, good mouth care, sucking hard, sugar-free candy, or chewing sugar-free gum may help.
    • Loose stools (diarrhea).
    • Not hungry.
    • Bad taste in your mouth. This most often goes back to normal.
    • Change in body fat.
    • Headache.
    • Belly pain.
    • Feeling tired or weak.
    • Irritated pancreas may rarely happen.
    • Harm to the liver may rarely happen.

    Contact a healthcare provider

    • If you think there was an overdose, call your local poison control center or ER right away.
    • Signs of a very bad reaction to the drug. These include wheezing; chest tightness; fever; itching; bad cough; blue or gray skin color; seizures; or swelling of face, lips, tongue, or throat.
    • A fast heartbeat.
    • Very bad dizziness or passing out.
    • Very upset stomach or throwing up.
    • Very bad belly pain.
    • Very loose stools (diarrhea).
    • More trips to the bathroom, more thirst, or weight loss.
    • Dark urine or yellow skin or eyes.
    • Numbness or tingling in your hands or feet.
    • Any rash.
    • Side effect or health problem is not better or you are feeling worse.

    General Statements

    • If you have a very bad allergy, wear an allergy ID at all times.
    • Do not share your drugs with others and do not take anyone else's drugs.
    • Keep all drugs out of the reach of children and pets.
    • Most drugs may be thrown away in household trash after mixing with coffee grounds or kitty litter and sealing in a plastic bag.
    • In Canada, take any unused drugs to the pharmacy. Also, visit http://www.hc-sc.gc.ca/hl-vs/iyh-vsv/med/disposal-defaire-eng.php#th to learn about the right way to get rid of unused drugs.
    • Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
    • Call your doctor for help with any side effects. If in the U.S., you may also call the FDA at 1-800-FDA-1088 or if in Canada, you may also call Health Canada's Vigilance Program at 1-866-234-2345.
    • Talk with the doctor before starting any new drug, including OTC, natural products, or vitamins.

    Author information
    • Copyright © 1978-2013 Lexi-Comp Inc. All rights reserved.

    Copyright © 2011 Natural Standard (www.naturalstandard.com)


    The information in this monograph is intended for informational purposes only, and is meant to help users better understand health concerns. Information is based on review of scientific research data, historical practice patterns, and clinical experience. This information should not be interpreted as specific medical advice. Users should consult with a qualified healthcare provider for specific questions regarding therapies, diagnosis and/or health conditions, prior to making therapeutic decisions.

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