Placebo for EV25 nasal spray clinical trials

A Phase I/IIa, Randomized, Double-Blind, Placebo-Controlled, Single Dose and Single-Dose Challenge Study to Assess the Safety, Tolerability, Pharmacokinetics, and Efficacy of Intranasal EV25 in Healthy Volunteers and in Influenza Challenge Participants

This study is testing a new nasal spray, EV25, to see if it's safe and helps prevent or treat the flu. It involves healthy volunteers and people intentionally exposed to a flu virus to see how well the spray works.