Guardian One is given once every 30 days and is an excellent monthly pet product. Nitenpyram starts working in 30 minutes & Lufenuron protects for 30 days. Nitenpyram and USP grade Lufenuron is carefully blended with premium meat in a compact clear gelcap. No Preservatives and No Artificial Flavors - 2 All Natural, Real Smoked Meats.

A must-have product for spring and summer. An easy-to-use gelcap makes our products super flexible to give, even for the most resistant cat. Nitenpyram is the gold standard in pet supply products. Lufenuron and Nitenpyram are both gentle and time-tested.
This product should only be used with cats that are healthy and with no history of seizures or kidney disease.

Lufenuron and Nitenpyram have been available in Canada and the USA since 1995, and are currently marketed in over 30 countries worldwide.