@Arella Mae,
Quote:I have cats but not a horse and I know penicillin will kill a horse if it gets in the veins.
'Tis a bad idea to give penicillin as a "just in case" ointment. Horses, all animals have had these cuts, scratches and gaping wounds from being kicked happen to them since forever.
Abusing important drugs will sometime leave us without the drugs when we really need them.