Cipla Protektor Spot-On (fipronil) is a broad-spectrum ectoparasiticide used to treat and prevent flea infestations in cats. Helps manage paralysis ticks, brown ticks, and biting lice. Long-lasting, fast acting. Designed for easy and convenient administration directly to the cat's skin, typically between the shoulder blades. helps ensure proper absorption and minimizes the risk of ingestion by the cat.