Rotavirus causes acute gastroenteritis, which can cause intense diarrhea and vomiting in infants and children worldwide. There are two rotavirus vaccines currently licensed to vaccinate babies in the United States: RotaTeq® (RV5) is administered in 3 doses at the ages of 2 months, 4 months and 6 months Rotarix® (RV1) is administered in 2 doses at the ages of 2 months and 4 months. This first dose of either vaccine is most effective if it is given before the child is 15 weeks old. Children should receive all doses of rotavirus vaccine before they reach 8 months of age. Both vaccines are oral (taken by mouth and ingested). The rotavirus vaccine can be given at the same time as other childhood vaccines. Millions of babies in the United States have received the rotavirus vaccine safely. However, some studies have shown a small increase in cases of intussusception by vaccination against rotavirus. Intestinal intussusception is an intestinal blockage that is treated in a hospital ...
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