You put a halter on them, put the syringe through the back side of the mouth into the throat and push the entire amount in for the graduation you previously set by weight.
The entire syringe is good for up to a 1200 pound horse.
Ivermectine is used extensively veterinarian medicine for parasites.
There are pills for humans.
Step aside malaria drug, here’s the next panic buy.
Ovaltine!!!!!