for Veterans and the Public
Lexiva (fosamprenavir)
- Type of Drug: Protease Inhibitor
- Once HIV has infected a cell and made copies of itself, it uses an enzyme called protease to process itself correctly so it can be released from the cell to infect other cells. Protease inhibitors work by blocking that enzyme.
Approved adult dosing
two 700 mg tablets Lexiva, two times a day
Morning
Lexiva
Evening
Lexiva
Note: This dosage may not be appropriate for people who have taken other HIV medications in the past; discuss with your medical provider.
one 700 mg tablet Lexiva + one 100 mg tablet or capsule Norvir, two times a day
Morning
+Lexiva
Norvir
Evening
+Lexiva
Norvir
two 700 mg tablets Lexiva + two 100 mg tablets or capsules Norvir, once a day
Daily
+Lexiva
Norvir
Note: This dosage may not be appropriate for people who have taken other HIV medications in the past; discuss with your medical provider.
two 700 mg tablets Lexiva + one 100 mg tablet or capsule Norvir, once a day
Daily
+Lexiva
Norvir
Note: This dosage may not be appropriate for people who have taken other HIV medications in the past; discuss with your medical provider.
Notes on taking this medication
- No food restrictions, can take with or without food
- Lexiva interacts with many other drugs; persons using Lexiva with those drugs may need an adjustment to their dose of Lexiva or the other drugs; consult your medical provider
Side effects
- Nausea; vomiting; diarrhea; fatigue; headache
- Rash
- Persons who are allergic to sulfa drugs may be allergic to Lexiva
- Liver inflammation and increased liver enzyme levels
- Elevations in cholesterol and triglycerides
- Abnormal accumulation of body fat
See accompanying chart: Tips for Common Side Effects
My doctor's instructions
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.
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