SENERGY™ (selamectin)

Trusted Protection All Year Round At A Great Value

  • Cat
  • Dog

Access the Veterinarian Site


SENERGY™ (selamectin) is a topical parasiticide, the new smart option providing parasite protection* for kittens, cats, puppies, and dogs. Selamectin is the #1 vet-recommended parasiticide for cats.1


Also effective for dogs! Protection against a wide variety of parasites:

  • Adult fleas
  • Flea infestations
  • Heartworms
  • Ear mites
  • Ticks
  • Sarcoptic mange


Note: SENERGY™ treats parasiticides different in dogs v. cats.

SENERGY™ Coverage in Dogs v. Cats



Adult Fleas

Adult Fleas

Ear Mites

Ear Mites

Flea Infestations

Flea Infestations

Heartworm Disease

Heartworm Disease



Sarcoptic Mange


Learn More at Protect Every Pet


Download the Product Insert

Important Safety Information: SENERGY™ (selamectin) may be irritating to the skin and eyes for people. Wash hands after use. Do not use in sick, debilitated or underweight animals. All dogs should be tested for heartworm disease before starting a preventive protocol. Use only on cats that are at least 8 weeks old and dogs that are at least 6 weeks old. For the product insert, contact Virbac at 1-800-338-3659 or visit us.virbac.com.




1. State of Pet Health 2016 Report. Banfield Pet Hospital website. https://www.banfield.com/Banfield/media/PDF/Downloads/soph/Banfield-State-of-Pet-Health-Report-2016.pdf/. Accessed April 6, 2020. 

2. The Flea: Eat, mate, repeat. Banfield Pet Hospital website. https://www.banfield.com/pet-healthcare/pet-healthcare-resources/parasites/flea. Accessed April 6, 2020. 

3. Fleas. Companion Animal Parasite Council website. https://capcvet.org/guidelines/fleas/. Accessed April 6, 2020.

4. Feline heartworm prevalence map. Companion Animal Parasite Council (CAPC) website. https://capcvet.org/maps/#2019/all/feline-heartworm-ab/cat/united-states/. Accessed March 30, 2020.

5. Heartworms. Pets & Parasites website. https://www.petsandparasites.org/cat-owners/heartworms/. Accessed March 30, 2020. 

6. Ear Mites and Your Cat. Banfield Pet Hospital website. https://www.banfield.com/pet-healthcare/additionalresources/article-library/parasites/other-parasites/ear-mites-and-your-cat. Accessed April 6, 2020. 

7. Otodectic Mite. Companion Animal Parasite Council website. https://capcvet.org/guidelines/otodectic-mite/. Accessed April 6, 2020.

8. Feline hookworm prevalence map. Companion Animal Parasite Council (CAPC) website. https://capcvet.org/maps/#2019/all/hookworm/cat/united-states/. Accessed March 30, 2020. 

9. Hookworms. Pets & Parasites website. https://www.petsandparasites.org/cat-owners/hookworms/. Accessed March 30, 2020. 

10. Feline roundworm prevalence map. Companion Animal Parasite Council (CAPC) website. https://capcvet.org/maps/#2019/all/roundworm/cat/unitedstates/.
Accessed March 30, 2020. 

11. Roundworms. Pets & Parasites website. https://www.petsandparasites.org/catowners/roundworms/. Accessed March 30, 2020. 

12. Heartworm in Cats. American Heartworm Society website. https://www.heartwormsociety.org/heartworms-in-cats. Accessed March 30, 2020. 

13. Ascarid. Companion Animal Parasite Council website. https://capcvet.org/guidelines/ascarid. Accessed March 30, 2020.

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Product Options

Puppies & Kittens

≤5 lbs.

Small Cat

5.1-15 lbs.

Large Cat

15.1-22 lbs.

Extra Small Dog

5.1-10 lbs.

Small Dog

10.1-20 lbs.

Medium Dog

20.1-40 lbs.

Large Dog

40.1-85 lbs.

Extra Large Dog

85.1-130 lbs.

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