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Lexiva (fosamprenavir)

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Updated November 29, 2008

Lexiva (fosamprenavir)

Lexiva Tablets

Photo © Gold Standard

Classification:

Protease Inhibitor (PI)

Form:

700mg tablet (pink; oval)

Dosage:

There are several ways to dose Lexiva, both boosted and unboosted. Dosages vary if the patient has taken a PI in the past.
  • No Previous PI Therapy
    • Two 700mg tablets with two 100mg capsules of Norvir once each day.
    • One 700mg tablet with one 100mg Norvir capsule twice each day.
    • Two 700mg tablets twice each day.

  • Previous PI Therapy
    • One 700mg tablet with one 100mg Norvir capsule twice each day.

Instructions:

  • May take with or without food.
  • Take medications at the same time each day.
  • When taking the boosted dosages, the Norvir capsules must be refrigerated.

Side Effects To Report To Your Doctor:

  • A general feeling of malaise ("feeling crummy")
  • Nausea / vomiting / diarrhea (may be increased with Norvir)
  • Loss of appetite
  • Headache
  • Lipodystrophy
  • Elevated cholesterol and triglycerides

Drug Interactions or Incompatibility:

  • Viagra doses need to be decreased when used while taking a PI.
  • St. John's Wort decreases the effectiveness of Protease Inhibitors and therefore should not be taken.

For More Information:

To learn more about Lexiva, try About.com's Drug Finder.

More medication fact sheets

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