Overview

Hepatitis B vaccination protects against a viral infection that can be sexually transmitted. Some people may need immunity testing before vaccination.

Practical guidance

  • Check immunity if needed
  • Complete vaccine series
  • Avoid sharing needles
  • Use barrier protection

Key points

  • Vaccine prevents hepatitis B
  • Immunity testing may guide decisions
  • Important for at-risk groups
  • Does not treat existing infection

When to seek care

  • Vaccination questions
  • Partner diagnosis
  • Routine screening