Chickenpox Basic Information There are two options for protecting children who are 12 months through 12 years old against measles, mumps, rubella (German measles) and varicella (chickenpox): Getting two shots: the measles, mumps, and rubella (MMR) vaccine AND the varicella vaccine, or Getting one shot: the measles, mumps, rubella, and varicella (MMRV) vaccine Side Effects…