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.
Evidence of immunity to varicella includes any of the following: 1  Documentation of age-appropriate vaccination: Preschool-aged children (â¥12 months through 3 years of age): 1 dose. 2  Laboratory evidence of immunity or laboratory confirmation of disease.