NexGard SPECTRA is a monthly, beef-flavored, oral chew for dogs and puppies (at least 8 weeks old and 2kg+), containing afoxolaner and milbemycin oxime. It provides broad-spectrum protection, killing fleas within 30 minutes, controlling ticks (within 48 hours), mites, heartworm, and intestinal worms (hookworm, roundworm, whipworm).