An ice dam is a ridge of ice that forms at the edge of a roof and prevents melting snow (water) from draining off the roof. The water that backs up behind the dam can leak into a home and cause damage to walls, ceilings, insulation, and other areas.
VARIVAX is a vaccine indicated for active immunization for the prevention of varicella in individuals 12 months of age or older. Each dose is approximately 0.5 mL after reconstitution and is administered by subcutaneous injection.
The live attenuated Oka/Merck varicella vaccine (Varivax, Merck) has been used in the United States for more than a decade. Initially, routine use of 1 dose of vaccine was recommended for children 12â18 months of age, with catch-up vaccination recommended for susceptible children through 12 years of age [ 1, 2 ].