It also contains hydrolyzed gelatin, sorbitol and neomycin traits. The lyophilized vaccine alone, or in combination with measles and mumps (MMR II or Trimovax), it must be kept under refrigeration at +2 to + 8 ° C and protected from light.
The application is by subcutaneous injection, from 12 months of age, a single dose. Its efficiency is around 95%, but natural infection produces four to eight times more antibodies that artificial active immunization. The most frequent adverse reactions are mild fever, mild lymphadenopathy, neck pain and arthralgia.
The biggest contraindication is pregnancy. Therefore, when vaccinating adult women must be assured absence of pregnancy at the time of application of the vaccine and during the following three months. For this reason, it is recommended the use of anovulatory during this period.
After vaccination, the vaccine virus can be found in the nasopharynx, but is not transferable. The existing works to date show that there is no risk of a pregnant purchase the vaccine virus from vaccinated individuals. The other contraindications are: individuals with malignancies, immune deficiency, use of immunosuppressants and corticosteroids, hypersensitivity to neomycin.