Complex sentence: Levamisole (Ergamisol, HCl salt) is an antibiotic belonging to a class of synthetic imidazothiazole derivatives, and was originally used as an antihelminthic to treat worm infestations in both humans and animals.
Split into simpler sentences: Levamisole (Ergamisol, HCl salt) is an antibiotic belonging to a class of synthetic imidazothiazole derivatives. It was originally used as an antihelminthic to treat worm infestations in both humans and animals.