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Drug Dosing Toolkit: Isentress (Raltegravir)

for Veterans and the Public

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 Isentress 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


Disclaimer: This information is not meant to substitute for advice from your medical provider or pharmacist. If you have any questions about your medication dosing, talk to your medical provider or pharmacist.