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).
Overall Impressions of Valtrex and Herpes. Valtrex is one of the only effective medications designed to prevent herpes recurrences, reduce the severity of outbreaks, and prevent herpes transmission and shedding. It cannot prevent all outbreaks or all transmission, and it does have side effects that patients should consider before taking Valtrex pills.