What route is used for administering the Shingrix vaccine?

The Shingrix vaccine is specifically designed to be administered via the intramuscular route. This method involves injecting the vaccine deep into a muscle, which allows for optimal absorption and effectiveness in provoking a proper immune response against the varicella-zoster virus, responsible for shingles.

Intramuscular administration is preferred for vaccines like Shingrix because it ensures that the vaccine is delivered directly into the bloodstream through large muscle groups, where it can stimulate a strong immune reaction. Other routes, such as oral or nasal, may not provide the same level of efficacy for vaccines that require a robust systemic immune response. This is especially important for Shingrix to ensure adequate protection and long-lasting immunity against shingles.