That I cannot fully answer. I do know the words covid and coronavirus have been thrown around a great deal in the TCA and NCBA.
It was on the labels of most bottles but so much has been made of it I do know it has been pulled for some if not all. Listerine and Clorox also used to state this.
Before all this I would say what we saw in cattle was commonly called bovine pneumonia. We treat with the best known measures which is broader in spectrum than most human treatments I suspect.
This article may answer your question.
www.sciencedirect.com