Activyl Spot - On for Cats and Kittens

5 out of 5 stars 1 Reviews | 0 Q&A

Activyl Spot - On for Cats and Kittens

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Average Rating

5 out of 5 stars Rating: 5

1 Review | 0 Q&A

Product Overview

Activyl Spot-On for Cats and Kittens is an excellent, once-a-month topical flea treatment for cats and kittens. It contains indoxacarb as its active ingredient which works by bioactivation wherein the enzymes inside the flea stimulate the active ingredient and release its full killing power. This product effectively disrupts the fleas' life cycle and prevents new fleas from reaching adulthood - getting rid of existing fleas and preventing flea infestation. Its fast-acting formula starts killing within 8 hours of application and with continuous use, will provide long-lasting protection for your pets. It features a quick-drying, waterproof formula so the effectiveness will not be affected even after bathing and shampooing. It has no fragrance added and will also remain effective after exposure to sunlight. Available in 3 packs of see-through applicator.

Available sizes:

  • Activyl Spot-On for Cats and Kittens – 2 lbs. to 9 lbs.
  • Activyl Spot-On for Cats and Kittens – over 9 lbs.

Features and Specs

Active Ingredient Indoxacarb - 19.53%
Target pests Fleas.
For use in Cats and kittens.
Pet safe Yes, if used as directed on label.
Dimensions 5.50 in. x 2.00 in. x 3.75 in.
Special Features Quick-drying and waterproof.
Shipping Weight 0.08 lbs
Manufacturer Merck Animal Health (Mfg. Number: 6800724)



It is a violation of Federal Law to use this product in a manner inconsistent with its labeling.

To prevent harm to you and your cat, read entire label and directions before each use. Follow all directions and precautionary statements carefully. For external use on cats and kittens only. Do not use on cats under 8 weeks of age. Do not apply to cats and kittens weighing less than 2 lb.

  1. Open one foil pouch and remove applicator.
  2. Hold applicator in upright position away from your face and snap tip open by bending it and folding it back on itself.
  3. Part the coat and place the applicator tip against the skin at the base of the skull. Applying the product to the base of the skull will help prevent the cat from licking the product.
  4. Squeeze the applicator firmly, applying the entire contents directly onto the skin. Do not allow the product to run off. Do not have contact with the treated area until it is completely dry.

It is recommended to reapply every 30 days but DO NOT apply more than 1 applicator per month.

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  • 5 of 5 Stars


    By Dianne on 09/24/2021

    This is the best product on the market for controlling fleas.

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    2 of 2 people found this review helpful

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Activyl Spot - On for Cats and Kittens 5 out of 5 stars Rating: 5 (1 Reviews / 0 Q&A)

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