it provides broad-spectrum control against key internal parasites to help maintain herd health and productivity

large dogs

they can handle anything you put them through

Do not use on puppies under 12 weeks old

Pro Force 50 Spot On Topical Fly Treatment for Horses Brushes & Mitts it provides broad-spectrum control againstPro Force 50 Spot On Pro Force 50 Spot On for Horses is a topical fly control treatment for horses 3 months of age or older to kill and repel flies, mosquitoes, gnats and ticks for up to 2 weeks. Pro Force 50 Kills & Repels: horn flies face flies horse flies house flies gnats mosquitoes ticks Important: Do NOT use on cats as it may be fatal.