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Darunavir (Prezista®)


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What is darunavir?

Darunavir (Prezista®) is a tablet that contains medicine used to treat infection caused by the human immunodeficiency virus (HIV). Darunavir belongs to a group of medicines known as protease inhibitors (PIs). Darunavir can slow down how soon you will see symptoms of HIV or slow the damage caused by HIV, but it cannot cure HIV infection. Darunavir is available as a 75 mg, 150 mg, 400 mg, and 600 mg tablet.

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Possible side effects

  • Rash
  • Feeling more tired than usual
  • Low blood counts
  • Headache
  • Nausea
  • High blood cholesterol levels
  • High blood glucose levels
  • Increased liver function tests

    These are the most common side effects, but there may be others. Please report all side effects to the doctor or nurse.

Symptoms of an allergic reaction include: rash, hives, itching, chills, fever, headache, muscle ache, shortness of breath, coughing, tightness in the throat, swelling of the face or neck.

Not all patients who take darunavir will experience these side effects. Common side effects are bolded, but there may be others. Please report all suspected side effects to your doctor or pharmacist.

Find more information on side effects.

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Tips for patients and families

Be sure to discuss all questions and instructions with your doctor or pharmacist. 

  • Darunavir tablets should be stored at room temperature and away from heat and moisture.
  • Some side effects, such as low blood counts, can be found by blood tests, So it is very important that you come to clinic at regularly planned times and have blood tests done.

Drug at Home:

  • This tablet is usually taken one (1) time each morning and one (1) time each evening.
  • Darunavir should be taken with food.