Answer
Transmission of the Oka varicella vaccine strain is very uncommon and is mainly a concern when a vaccine-related rash occurs. Extra care is needed around susceptible pregnant women, newborns and immunocompromised people.
Sources for this answer
- Priorix Tetra powder and solvent for solution for injection in pre-filled syringe — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.