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Medical Dictionary

valacyclovir

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noun val·a·cy·clo·vir \ˌval-ə-ˈsī-klō-ˌvir\

Medical Definition of valacyclovir

: a prodrug of acyclovir that is administered orally in the form of its hydrochloride C₁₃H₂₀N₆O₄·HCl to treat shingles, genital herpes, and cold sores—see valtrex

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