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Home > Treatment > Drug Dosing Toolkit > Isentress

Isentress (raltegravir)

Type of Drug: Integrase Inhibitor
Integrase inhibitors work by blocking an enzyme (HIV integrase) that the virus needs in order to make more virus.

one 400 mg tablet, two times a day

  • Morning

    Isentress 400mg


  • Evening

    Isentress 400mg


Notes on taking this medication

  • Isentress interacts with certain tuberculosis medications. If you're being treated for TB or MAC, let your HIV provider know.

Side effects

  • Usually well tolerated; may cause nausea; diarrhea; headache; muscle aches; rash
  • Contact your doctor promptly if you experience unexplained muscle pain, tenderness, or weakness

See accompanying chart: Tips for Common Side Effects

My doctor's instructions

Scroll over drug name to see other names for the drug.