14.4 gram, quest plus equine gel, moxidectin/praziquantel, when administered at the recommended dose level of 0.4 mg moxidectin/kg & 2.5 mg praziquantel/kg 2.2 lb, body weight is effective in the treatment & control of the following stages of gastrointestinal parasites in horses & ponies: large strongyles, small strongyles, encysted cyathostomes, ascarids, pinworms, hairworms, large mouth stomach worms, & tapeworms, 1 administration of the recommended dose rate of quest plus gel also suppresses strongyle egg production through 84 days.