"The U.S. Food and Drug Administration today announced preliminary data suggesting that Invirase (saquinavir) in combination with Norvir (ritonavir) may have potentially important adverse effects on the heart.
When used together, the dr"...
Norvir Patient Information Including Side Effects
Brand Names: Norvir
Generic Name: ritonavir (Pronunciation: rit OH na vir)
- What is ritonavir (Norvir)?
- What are the possible side effects of ritonavir (Norvir)?
- What is the most important information I should know about ritonavir (Norvir)?
- What should I discuss with my healthcare provider before taking ritonavir (Norvir)?
- How should I take ritonavir (Norvir)?
- What happens if I miss a dose (Norvir)?
- What happens if I overdose (Norvir)?
- What should I avoid while taking ritonavir (Norvir)?
- What other drugs will affect ritonavir (Norvir)?
- Where can I get more information?
What is ritonavir (Norvir)?
Ritonavir is an antiviral medication that prevents human immunodeficiency virus (HIV) cells from multiplying in your body.
Ritonavir is used to treat HIV, which causes acquired immunodeficiency syndrome (AIDS). Ritonavir is not a cure for HIV or AIDS.
Ritonavir may also be used for purposes not listed in this medication guide.
Norvir 100 mg
white, oval, imprinted with a DS 100
What are the possible side effects of ritonavir (Norvir)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Stop taking ritonavir and call your doctor at once if you have any of these serious side effects:
- slow or uneven heart rate, feeling like you might pass out;
- increased urination or extreme thirst;
- easy bruising or bleeding (nosebleed or bleeding gums);
- signs of a new infection, such as fever or chills, cough, or flu symptoms;
- rapid heart rate, increased sweating, tremors in your hands, anxiety, feeling irritable, sleep problems (insomnia);
- diarrhea, unexplained weight loss, menstrual changes, impotence, loss of interest in sex;
- swelling in your neck or throat (enlarged thyroid);
- muscle weakness, tired feeling, trouble speaking or swallowing, joint or muscle pain, feeling short of breath;
- weakness or prickly feeling in your fingers or toes;
- problems with walking, breathing, speech, swallowing, or eye movement;
- severe lower back pain, loss of bladder or bowel control;
- severe pain in your upper stomach spreading to your back, vomiting, fast heart rate;
- nausea, itching, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes); or
- severe skin reaction -- fever, sore throat, swelling in your face or tongue, burning in your eyes, skin pain, followed by a red or purple skin rash that spreads (especially in the face or upper body) and causes blistering and peeling.
Less serious side effects may include:
- mild nausea, vomiting;
- numbness or tingling, especially around your mouth;
- headache, mood changes; or
- changes in the shape or location of body fat (especially in your arms, legs, face, neck, breasts, and waist).
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.
Read the Norvir (ritonavir capsules, oral solution) Side Effects Center for a complete guide to possible side effects
What is the most important information I should know about ritonavir (Norvir)?
Life-threatening side effects may occur if you take ritonavir with alfuzosin (Uroxatral), amiodarone (Cordarone, Pacerone), flecainide (Tambocor), propafenone (Rythmol), quinidine (Quin-G), voriconazole (Vfend), cisapride (Propulsid), pimozide (Orap), midazolam (Versed), triazolam (Halcion), St. John's wort, lovastatin (Mevacor, Altoprev, Advicor), simvastatin (Zocor, Simcor, Vytorin, Juvisync), sildenafil (Revatio, to treat pulmonary arterial hypertension), or an ergot medicine such as Ergomar, Cafergot, Ergotrate, D.H.E. 45, Migranal, Methergine.
There are many other medicines that can interact with ritonavir. Tell your doctor about all medications you use. This includes prescription, over-the-counter, vitamin, and herbal products. Do not start a new medication without telling your doctor. Keep a list of all your medicines and show it to any healthcare provider who treats you.
HIV/AIDS is usually treated with a combination of drugs. Use all medications as directed by your doctor. Do not change your doses or medication schedule without your doctor's advice. Every person with HIV or AIDS should remain under the care of a doctor.
Taking this medication will not prevent you from passing HIV to other people. Avoid having unprotected sex or sharing razors or toothbrushes. Talk with your doctor about safe ways to prevent HIV transmission during sex. Sharing drug or medicine needles is never safe, even for a healthy person.
Additional Norvir Information
- Norvir Drug Interactions Center: ritonavir oral
- Norvir Side Effects Center
- Norvir Overview including Precautions
- Norvir FDA Approved Prescribing Information including Dosage
Norvir - User Reviews
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