Health Promotion and Preventive Medicine (HPPM) Exam 1 Practice

Older adults often have reduced immune responses to vaccines, so some influenza vaccines are designed with enhancements to boost protection in people 65 and older. One such vaccine includes an adjuvant that stimulates a stronger immune response, making the vaccine more effective in the elderly. Another is formulated with a higher amount of antigen per strain, which also leads to higher antibody production and better protection in this age group.

That’s why the best answer includes both FLUAD and FluZone High Dose. FLUAD uses an adjuvant to enhance the immune response, and FluZone High Dose contains a higher antigen dose to achieve stronger protection. The standard Trivalent influenza vaccine is not specifically enhanced for older adults, so it doesn’t fit the criterion of an aged-enhanced formulation.