Altimmune's Covid Vaccine Candidate Placed on Clinical Hold

Altimmune's Covid Vaccine Candidate Placed on Clinical Hold

Source: 
TheStreet.com
snippet: 

Altimmune (ALT) - Get Report shares fell sharply after the biopharmaceutical company announced the Food and Drug Administration put a clinical hold on its Investigational new drug application for AdCOVID, a single-dose intranasal Covid-19 vaccine candidate.