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Trifexis is a popular, once-monthly chewable tablet for dogs, providing broad-spectrum protection against multiple parasites. This prescription medication combines two powerful active ingredients: spinosad for effective flea control and milbemycin oxime for the prevention of heartworm disease and the treatment and control of common intestinal worms (roundworms, hookworms, and whipworms).
Trifexis is indicated for:
By controlling fleas and certain intestinal parasites, Trifexis may also aid in the prevention of some zoonotic diseases.
Trifexis chewable tablets combine the power of two active ingredients:
Administering Trifexis with a full meal enhances the absorption of the active ingredients, ensuring optimal effectiveness. Always follow your veterinarian's recommended dosage based on your dog's weight.
NADA 141-321
NDC Codes: 58198-4332-6 (Pink), 58198-4333-6 (Orange), 58198-4334-6 (Green), 58198-4335-6 (Blue), 58198-4336-6 (Brown)
Active Ingredient | Trifexis Pink | Trifexis Orange | Trifexis Green | Trifexis Blue | Trifexis Brown |
---|---|---|---|---|---|
Spinosad | 140 mg | 270 mg | 560 mg | 810 mg | 1620 mg |
Milbemycin Oxime | 2.3 mg | 4.5 mg | 9.3 mg | 13.5 mg | 27 mg |
View Trifexis Drug Facts Sheet (PDF)
Trifexis offers convenient, once-monthly, beef-flavored chewable tablets for dogs, providing powerful 3-in-1 protection against heartworm disease, fleas, and common intestinal parasites (adult hookworm, roundworm, and whipworm). This prescription medication combines the effectiveness of spinosad and milbemycin oxime.
Dosage Schedule: | |||
---|---|---|---|
Body Weight | Spinosad Per Tablet (mg) | Milbemycin oxime Per Tablet (mg) | Tablets Administered |
5 to 10 lbs | 140 | 2.3 | One |
10.1 to 40 lbs | 270 | 4.5 | One |
20.1 to 40 lbs | 560 | 9.3 | One |
40.1 to 60 lbs | 810 | 13.5 | One |
60.1 to 120 lbs | 1620 | 27 | One |
Over 120 lbs | Administer the appropriate combination of tablets |
Administer Trifexis with food for maximum effectiveness. For heartworm prevention, observe your dog for one hour after dosing. Redose if vomiting occurs within one hour. If a dose is missed by more than a month, administer immediately with food and resume monthly dosing.
Just one beef-flavored tablet each month protects your dog against:
Trifexis is beneficial for dogs who spend time outdoors or live with outdoor pets, as well as indoor dogs that can still be exposed to parasites. The American Heartworm Society (AHS) and the Companion Animal Parasite Council (CAPC) recommend annual testing and year-round heartworm prevention.
Administer monthly, starting within 1 month of mosquito exposure and continuing for at least 3 months after the last exposure. Year-round administration is acceptable. When switching preventatives, give the first dose of Trifexis within 1 month of the last dose of the previous medication.
Begin treatment anytime, ideally one month before flea season and continue monthly through the end of the season. Year-round treatment is recommended in areas with constant flea activity. Treat all household pets to minimize reinfestation.
Trifexis treats and controls roundworms, hookworms, and whipworms. Advise clients on measures to prevent reinfection.
There are no known contraindications to the use of Trifexis.
Not for human use. Keep out of reach of children. Serious adverse reactions have been reported following concomitant extra-label use of ivermectin with spinosad alone (a component of Trifexis).
Heartworm testing is recommended prior to use. Treat infected dogs with an adulticide. Use with caution in breeding females and dogs with pre-existing epilepsy. Puppies less than 14 weeks old may experience a higher rate of vomiting.
The most common adverse reaction reported in clinical trials was vomiting, which was usually mild and self-limiting.
Average Monthly Rate (%) of Dogs With Adverse Reactions | ||
---|---|---|
Adverse Reaction | TRIFEXIS Chewable Tabletsa | Active Control Tabletsa |
Vomiting | 6.13 | 3.08 |
Pruritus | 4.00 | 4.91 |
Lethargy | 2.63 | 1.54 |
Diarrhea | 2.25 | 1.54 |
Dermatitis | 1.47 | 1.45 |
Skin Reddening | 1.37 | 1.26 |
Decreased appetite | 1.27 | 1.35 |
Pinnal Reddening | 1.18 | 0.87 |
Store at 20-25°C (68-77°F), excursions permitted between 15-30°C (59-86°F).
Trifexis is indicated to treat and control intestinal parasite infections of adult hookworms, roundworms and whipworms in dogs. In occasional cases, it is possible that you might see intestinal worms being expelled in your dog's stool, this means Trifexis is working. If you have questions, consult your veterinarian for measures you can take to prevent a reinfection of intestinal parasites.
Hookworm (A. caninum), roundworm (T. canis, T. leonina), whipworm (T. vulpis) and tapeworm (T. pisiformis, E. multilocularis, E. granulosus and D. caninum)