Chicken Pox More Condition_symptoms How Many Times Can One Catch Chicken Pox When They Took The Vaccine More Than 20 Years Ago?

Can one catch chicken pox when they took the vaccine more than 20 years ago? - chicken pox more condition_symptoms how many times

I have chicken pox in adults is very serious, is my partner tomorrow from abroad, received the vaccine for many years. Can it take? If yes, to be sure is a blood test to determine whether the immunity is still present to do? If the vaccine is not available and he will, in fact, you can use the photo again to prevent the symptoms immediately after?