Break the snap-off top from the spot-on pipette along the scored line. Part the coat between the shoulder blades until the skin is visible. Place the tip of the pipette on the skin and squeeze several times to empty its contents directly onto the skin only at one spot.
The product will spread naturally from the application site to cover the entire surface of the cat within 24 hours. Treated animals should not be handled or played with until application site is dry.