Ultramax Equine Liquid Tapewormer, Broad Spectrum Wormer and Boticide for horses.Active Constituents:75 mg/mL PRAZIQUANTEL10 mg/mL IVERMECTIN Ultramax Equine (ivermectin and praziquantel) has been formulated for administration by oral drench or stomach tube (nasogastric intubation). One low-volume dose is effective against important internal parasites, including tapeworms and the arterial stages of Strongylus vulgaris, and bots.Ivermectin is derived from the avermectins, a family of potent, broad-spectrum antiparasitic agents, which are isolated from fermentation of Streptomyces avermitilis.Praziquantel is indicated for the treatment of tapeworms (Anoplocephala magna, Paranoplecephala mamillana (adult, immature, heads, segments).