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Click on image to open expanded view Item No. 52109

Senergy (selamectin) Topical for Cats Rx

By Senergy
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Product Description
SENERGY™ (Selamectin) Topical for Cats protects kittens and cats against flea infestations, sarcoptic mange, heartworms, ear mites, adult fleas, and ticks all year long. It is the number one veterinarian-recommended parasiticide for cats and kittens, providing effective and cost-effective protection. is formulated to protect cats and kittens against parasites. It is the top veterinarian-recommended parasiticide for kittens and cats, providing protection against ticks, heartworms, adult fleas, sarcoptic mange, ear mites, and flea infestations year-round at an affordable price.
Who is Senergy (selamectin) Topical for Cats for?
For use in kittens (8 weeks or older) and cats.
Why use Senergy (selamectin) Topical for Cats?
This easily-administered topical formula is an effective, month-long parasiticide. It kills adult fleas, prevents flea eggs from hatching, controls and treats ear mites, controls and treats mange, prevents heartworms, and controls tick infestations.
How does Senergy (selamectin) Topical for Cats work?
Selamectin is a macrocyclic lactone compound and the active ingredient in SENERGY™. These compounds provide a month of protection against parasites by killing adult fleas, controlling and treating sarcoptic mange, preventing the development of heartworms, preventing the hatching of flea eggs, controlling ear mites, and controlling ticks.
Active Ingredients(s):
The active ingredient of SENERGY™ is selamectin.
How is Senergy (selamectin) Topical for Cats sold?
SENERGY™ comes in a 3-month supply of 3 doses. It is available in 3 weight-based and color-coded options.
What are the side effects of Senergy (selamectin) Topical for Cats?
Potential side effects include:
  • Diarrhea (without or with blood)
  • Tachypnea
  • Fever
  • Seizures
  • Erythema
  • Loose stool
  • Pruritus
  • Salivation
  • Anorexia
  • Urticaria
  • Death
  • Muscle tremors
  • Vomiting
  • Transient application site alopecia
  • Lethargy
  • Ataxia
What special precautions are there?
  • To obtain further information about side effects reporting, visit http://www.fda.gov/reportanimalae or call 1-888-FDA-VETS.
  • Never use in underweight, debilitated, or sick pets.
  • This product is flammable and should be kept away from ignition sources, open flame, sparks, and heat.
  • This product can irritate the eyes or skin of humans. Thoroughly wash your hands after handling.
  • Keep out of reach of animals and children.
  • Cats should receive a heartworm test prior to use. Cats with an existing infection should receive treatment before starting this medication.
  • No hypersensitivity reactions have been reported in cats with a patent heartworm infection when given 3 times recommended selamectin dosages. No higher dose was studied.
  • This product does not kill D. immitis in the adult stage.
  • In case of eye contact, use large amounts of water to flush the eyes.
  • Although circulating microfilariae could decrease after use, this product is not formulated for clearance against microfilariae.
  • Do not use in humans.
  • Human reactions have included skin redness, itching, and hives.
  • If you have had a previous hypersensitivity reaction to this product, use with caution or consult a physician for advice before handling.
  • Do not use on cats under 8 weeks old.
What to do if overdose?
If your cat is overdosed, pursue emergency veterinary treatment.
How can I store Senergy (selamectin) Topical for Cats?
Store at a temperature below 77° F (25° C).

Administration Directions:

  1. Take tube out of package.
  2. Hold the tube upright. When held correctly, the expiration date and lot number should be visible (which are printed on the bottom of the applicator tube).
  3. Snap the tip of the applicator off by bending it backward.
  4. Part your cat's hair along his or her back. Application should occur in front of the shoulder blades at the base of the cat's neck, and the cat's skin should be clearly visible.
  5. Place the applicator tip against the cat's skin. Squeeze the tube 3 to 4 times until the contents are completely dispensed in a one location.
  6. Keeping the tube squeezed, drag the applicator away and lift to remove the applicator from the cat's skin.
  7. Look at the applicator to verify thorough dispensing.

Take care during application:

  • To wait 24 hours to shampoo or bathe the pet
  • Not to massage into the skin
  • To dispose of the empty tube properly (in your regular household garbage)
  • Not to apply to a wet coat
  • Not to apply to broken skin (because of the alcohol content of the product)
  • To avoid contact with your own skin

Hair discoloration, stiffness, or clumping, may occur at the application site, as could a powdery residue.These signs are normal, short-term, and require no treatment.

Your veterinarian will have specific instructions for dosage and use, which should be closely adhered to. Recommended dosages are:

  • Up to 5 Pounds: Mauve (15 mg selamectin in each 0.25 mL tube)
  • 5.1 to 15 Pounds: Blue (45 mg selamectin in each 0.75 mL tube)
  • 15.1 to 22 Pounds: Taupe (60 mg selamectin in each 1 mL tube)
Main Ingredients
The active ingredient of SENERGY™ is selamectin.