CrossBlock II for Dogs and Puppies 11 to 20 Pounds - Green Label (3 Month)
| Cross Block II is a topical flea treatment for dogs that kills adult fleas as well as their eggs and larvae. It contains imidacloprid and pyriproxyfen, and start killing fleas within 2 hours and continues to work for 1 full month of protection. Cross Block also prevents re-infestation of fleas by breaking the life cycle and preventing fleas from reproducing. Waterproof formula with easy open, individual dose applicators. For dogs and puppies 7 weeks of age or older weighing at least 3 lbs. Kills adult fleas and prevents further re-infestation on cats Kills re-infestation fleas within 2 hours Breaks the flea life cycle and prevents flea eggs and larvae from developing into adult fleas Waterproof after application Effective for one month Product codes: IWM620109 | |