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Cobicistat
Specialty Drug

Tybost

COBICISTAT is a medication booster. It is used with other medications to treat HIV. This medicine is not a cure for HIV. It will not stop the spread of HIV to others. Compare HIV protease inhibitors.
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Cobicistat Side Effects

What should I watch for?

Visit your doctor or health care professional for regular check ups. Discuss any new symptoms with your doctor. You will need to have important blood work done while on this medicine.

HIV is spread to others through sexual or blood contact. Talk to your doctor about how to stop the spread of HIV.

Birth control pills may not work properly while you are taking this medicine. Talk to your doctor about using an extra method of birth control. Women who can still have children must use a reliable form of barrier contraception, like a condom.

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Side Effects to watch for

Side effects that you should report to your doctor or health care professional as soon as possible:

  • allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
  • breathing difficulties
  • dark urine
  • general ill feeling or flu-like symptoms
  • light-colored stools
  • trouble passing urine or change in the amount of urine
  • unusually weak or tired
  • yellowing of the eyes or skin

Side effects that usually do not require medical attention (Report these to your doctor or health care professional if they continue or are bothersome.):

  • diarrhea
  • headache
  • nausea, vomiting, unusual stomach upset or pain
  • pain in lower back or side
  • tiredness
  • trouble sleeping

What may interact with this drug?

Do not take this medicine with any of the following medications:

This medicine may also interact with the following medications:

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