Tag: Covid 19 prevention

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What is the antiviral nasal spray for COVID? Exploring options and clinical trials

Oct 6, 2025 •

5 min read

A Phase 2 clinical trial published in September 2025 found that the antihistamine azelastine nasal spray was associated with a significantly reduced risk of SARS-CoV-2 infection. This recent finding highlights the scientific effort to find out what is the antiviral nasal spray for COVID.