Exodus wormer (pyrantel pamoate) Description: For the control and treatment of adult infections of redworms, ascarids, pinworms and tapeworms in horses and donkeys. It contains 11.4% w/w Pyrantel Embonate. Use on: Horses, Foals, Mares, Ponies, Donkeys. Standard Dosage: Administer orally 1 syringe per 600 kg bodyweight as a single dose. For use on tapeworms double the dose to 2 syringes per 600 kg bodyweight. Packaging: 1 syringe 28.5g. We Guarantee the best prices on Wormer sold in Canada.