Atazanavir

Also indexed as: Reyataz

Atazanavir is used in combination with other antiviral drugs to treat HIV infection.

Summary of Interactions with Vitamins, Herbs, and Foods
In some cases, an herb or supplement may appear in more than one category, which may seem contradictory. For clarification, read the full article for details about the summarized interactions.

May be Beneficial: Supportive interaction—Taking these supplements may support or otherwise help your medication work better.	Food
Avoid: Reduced drug absorption/bioavailability—Avoid these supplements when taking this medication since the supplement may decrease the absorption and/or activity of the medication in the body.	St. John’s wort
Depletion or interference	None known
Side effect reduction/prevention	None known
Adverse interaction	None known

An asterisk (*) next to an item in the summary indicates that the interaction is supported only by weak, fragmentary, and/or contradictory scientific evidence.

Interactions with Herbs

St. John’s wort (Hypericum perforatum)
Taking St. John’s wort when taking atazanavir might result in reduced blood levels of the drug, which could lead to reduced effectiveness and eventual resistance. Individuals taking atazanavir should avoid taking St. John’s wort at the same time.

Interactions with Foods and Other Compounds

Food
Taking atazanavir with food increases the absorption of the drug, which results in greater effectiveness. Therefore, atazanavir should be taken with a meal.

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The information presented in Healthnotes is for informational purposes only. It is based on scientific studies (human, animal, or in vitro), clinical experience, or traditional usage as cited in each article. The results reported may not necessarily occur in all individuals. For many of the conditions discussed, treatment with prescription or over the counter medication is also available. Consult your doctor, practitioner, and/or chemist for any health problem and before using any supplements or before making any changes in prescribed medications. Information expires September 2008.

2007-09-01

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Interactions with Herbs

Interactions with Foods and Other Compounds