Sir my sister didn't get polio injection when she was little. She is now 18 years old. Can it affect my sister or can my sister get polio vaccine now? please tell me sir.

Suggestions offered by doctors on Lybrate are of advisory nature i.e., for educational and informational purposes only. Content posted on, created for, or compiled by Lybrate is not intended or designed to replace your doctor's independent judgment about any symptom, condition, or the appropriateness or risks of a procedure or treatment for a given person.