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Linden, NC
A 18-year-old female asked:

Can lo ogestrel be affected by valtrex (valacyclovir) increasing the risk of pregnancy.

1 doctor answer2 doctors weighed in
Dr. Marsha Davis
Internal Medicine 29 years experience
No: Valtrex (valacyclovir) has not been shown to interfere with oral contraceptives
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Last updated Jul 19, 2013
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