Biology · Human Health and Diseases
What is a major physiological advantage of using an intranasal vaccine over conventional intramuscular injection vaccines against respiratory viruses like SARS-CoV-2?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It strictly acts as an inactivated vaccine formulation unlike other platforms.
- 2It bypasses the need for phase-based clinical trials on human subjects.
- 3It operates without using any viral vector or recombinant technology.
- 4It can potentially induce local mucosal immunity to prevent infection at the point of viral entry in the respiratory tract.✓
Correct answer
It can potentially induce local mucosal immunity to prevent infection at the point of viral entry in the respiratory tract.
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