Dose the whole tankThought of eggs/gravid early-on, but the wee-willy-thingie points backwards = male.
Thanks, I'll ask the pharm & vet for praziquantel.
There's a dose page on MFK, maybe related to clown loach skinny-syndrome?
Dose the whole tank, or soak his food?
Googling - damn, it seems we'd recently given our COVID-stash of equine-Ivermectin to the neighour, though I suppose the apple flavouring wouldn't have been good for the fish