PetArmor CapAction Fast-Acting Oral Flea Treatment offers quick relief for medium and large dogs weighing 25.1 to 125 lbs. This treatment, containing nitenpyram, works similarly to Capstar, quickly killing adult fleas. With this easy-to-use tablet, you can expect over 90% effectiveness against fleas within just four hours, providing results without messy applications. Designed for dogs four weeks and older, this affordable over-the-counter option is ideal for any pet parent looking to tackle a flea problem swiftly. PetArmor CapAction is also safe for pregnant or breeding dogs, making it a reliable choice when you need to eliminate fleas fast. Choose PetArmor CapAction for effective flea control and a happier, healthier pet.