(Figuerola Labs) Strike is a scientifically engineered, natural daily de-wormer and insect control supplement clinically designed to eliminate gastrointestinal parasites. Additionally, Strike restores the ideal ratio of intestinal bacteria for a horse’s full digestive tract health. By eliminating parasites and other potential threats, Strike promotes a healthy stomach and intestinal tract for a stronger digestive system. Give 1/2 scoop per 500 lbs. body weight. Mix with feed. Powder.