Description NexGard can be used in all dogs from 8 weeks of age and greater than 2 kg, and is available in 6 month packs. With 5 convenient weight ranges, there is a NexGard parasite solution for small, medium, large and even very large dogs. Nexgard Spectra is a broad-spectrum dog wormer that works as a major preventive measure against the zoonotic hookworm, Ancylostoma ceylanicum along with gut worms such as whipworms and roundworms. The oral treatment is effective for gastrointestinal nematodes. NexGard Spectra also treats and controls mange and mites on dogs (demodectic mange, sarcoptic mange and ear mites).
