Hello Dr. My baby is 7 months old. Yesterday I took him to a private doctors chamber for his 6th months vaccines.Dr. gave him Influenza Vaccine.but the influenza vaccine is expired by January 2022.But my doctor didn't notice and put the vaccine yesterday on 6th June 2022.is that expired vaccines cause any side effects?what should I do now?? should I give him another dose of the vaccine or not?? if yes then after how many days it should be administered??