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 used to treat conditions related to the herpes virus, including shingles, cold sores, chickenpox, and genital herpes. The drug helps the body fight the infection by preventing the virus from multiplying. It also can help the outbreak to heal quicker. Potential side effects of Valtrex include a headache, nausea, and depression.