Fast-Acting Formula: Vivaldis Vifi Spray is specially formulated to provide rapid relief from acute tick infestations in both cats and dogs. It is a comprehensive treatment targeting all life stages of pests. Power of Fipronil: Contains trusted Fipronil, a potent ingredient known for its effectiveness against ticks and fleas. Fipronil disrupts the ticks' nervous system, ensuring rapid and effective relief from infestations. Suitable for Dogs and Cats: Versatile formula is suitable for both dogs and cats, making it an ideal choice for multi-pet households. It is designed to prioritize the health and well-being of your beloved pets. Easy to Use: Easy-to-use spray formulation ensures thorough coverage and effective distribution of the solution. Vifi Spray comes with a spray nozzle for hassle-free application. Long-Lasting Protection: Helps to provide lasting protection against ticks, reducing the risk of reinfestation.