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).
Valtrex Is a Well-Known Treatment for Cold Sores. Valtrex (Valacyclovir) is also approved by the FDA to treat cold sores. If started at the first sign of symptoms, taking Valtrex twice a day for one day can shorten the duration of herpes infection. Suppressive Therapy for Cold Sores.