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VA National Clinical Public Health Programs — HIV/AIDS

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Disclaimer: This information is not meant to substitute for professional advice; please consult your medical provider or pharmacist.

Drug Dosing Toolkit

Norvir (ritonavir)

Type of Drug: Protease Inhibitor (PI)

Approved adult dosing

100 mg capsule

  • Norvir 100

    Norvir

Note: Norvir was originally taken as 600 mg twice a day, but few patients can tolerate this and it is rarely prescribed in this way anymore. Instead, "low-dose" Norvir (either 100 mg or 200 mg) is often used with each dose of certain other HIV medications to boost their levels.

My doctor's instructions

Notes on taking this medication

  • Must take with food
  • Norvir interacts with many other drugs; persons using Norvir with those drugs may need an adjustment to their dose of Norvir or the other drugs; consult your medical provider

Side effects

  • Many side effects including nausea; vomiting; diarrhea; loss of appetite; stomach discomfort
  • Tingling and numbness around the mouth
  • Liver inflammation and increased liver enzyme levels
  • Elevations in cholesterol and triglycerides
  • Elevated blood sugar
  • Abnormal accumulation of body fat
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