How many infants born in the United States are breastfed? The CDC National Immunization Survey is a nationally representative sample of the U.S. population that provides the percent of U.S. children who are breastfed by birth year. Rates are provided on breastfeeding initiation, duration, and exclusivity.
Valtrex (valacyclovir) is an antiviral medication used to treat infections with: 1  herpes zoster (shingles), 2  herpes simplex genitalis (genital herpes), 3  and herpes labialis (cold sores).
BRAND NAME: Valtrex. USES: Valacyclovir is used to treat infections with shingles (herpes zoster), chickenpox (varicella zoster), genital herpes (herpes simplex genitalis), and cold sores (herpes labialis). SIDE EFFECTS: The side effect profile of valacyclovir is similar to that of acyclovir.