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CrossBlock II Flea Treatment for Dogs & Cats

(1 customer review)


SKU: CROSS Manufacturer: MWI

CrossBlock II – A topical medication that treats and prevents flea infestations on dogs and puppies 7 weeks of age and older and on cats and kittens 8 weeks of age and older. Kills adult fleas as well as their eggs and larvae. Starts killing fleas within 2 hours and continues to work for one full month of protection. CrossBlock II also prevents re-infestation of fleas by breaking the life cycle and preventing fleas from reproducing. Waterproof formula with easy open, individual dose applicators.

Kills adult fleas and prevents further re-infestation on dogs
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

Generic equivalent for Advantage II®. (Advantage II® is a registered trademark of Bayer)


1 review for CrossBlock II Flea Treatment for Dogs & Cats

  1. Elise

    I have a yorkie very old and this is the best I have found that works for her. I have to renew it every 3 weeks. I live on a farm and my other 6 dogs use it to. I aware by this product.

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Ingredients / Material
  • Imidacloprid 9.10% and Pyriproxyfen 0.46%

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