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 popular and effective medication for herpes. It prevents future recurrences, limits the severity of herpes symptoms, and reduces transmission of herpes by blocking herpes shedding. But Valtrex is a pharmaceutical medication, and like most pharmaceutical medications, Valtrex is prone to side effects.altrex is not known to have any specific drug interactions. However, due to the risk of renal failure, those taking any drugs that affect kidney function should take extra precaution before starting Valtrex.