Caroline, it's still the same drug though. People are now stockpiling the drug from vet suppliers because they're being falsely directed to misinformation. It is used oral form in humans to treat "onchocerciasis and strongyloidiasis" as mentioned in the NIH and FDA statements above.

I would imagine that if one was diagnosed with either onchocerciasis or strongyloidiasis at the same time as one was diagnosed with Covid-19 then getting rid of the parasite would have to be beneficial, however I personally can't imagine a doctor writing a script for Ivermectin so that their patient could buy the drug on Amazon as you have suggested above. "Ivermectin, drug to Fight Covid and where to get it".

Latin America’s embrace of an unproven COVID treatment is hindering drug trials
From Nature - 20 October 2020
Latin America’s embrace of an unproven COVID treatment is hindering drug trials
Unchecked ivermectin use in the region is making it difficult to test the anti-parasite drug’s effectiveness against the coronavirus.

High-profile coronavirus retractions raise concerns about data oversight
from Nature - NEWS 05 June 2020
High-profile coronavirus retractions raise concerns about data oversight
Retracted studies had relied on health-record analyses from a company that declined to share its raw data for an audit.

https://www.isglobal.org/documents/1...5-db96f4536e9d
RETRACTED Article as mentioned in above Nature news article.
Ivermectin in COVID-19 Related Critical Illness