Comfortis is an effective treatment for preventing and controlling flea infestations in dogs. It comes in a tasty beef-flavored chewable tablet that is easy to administer. Safe for puppies as young as 14 weeks old and weighing at least 3.3 pounds, Comfortis starts killing fleas within 30 minutes and achieves 100% efficacy within 4 hours. Regular use ensures your dog remains free from harmful fleas.
Comfortis contains the active ingredient spinosad, which works by overstimulating the nervous system of fleas, leading to their rapid death. Spinosad is absorbed quickly, starting to work within minutes to provide fast and reliable protection against fleas.
Additionally, Comfortis is safe for breeding, pregnant, and lactating dogs, making it a versatile choice for dogs at different life stages. This ensures continuous protection without concern, offering peace of mind for pet owners seeking effective flea management.
Regular administration of Comfortis ensures that your dog remains healthy, free from the discomfort and potential diseases caused by flea infestations. Its monthly dosing schedule is easy to remember, making it a convenient solution for busy pet owners.
Directions
- Check your dog’s weight before starting treatment to ensure the correct dosage.
- Give the Comfortis chewable tablet directly to your dog or mix it with their meal.
- Ensure your dog consumes the entire Comfortis dose.
- The minimum dose starts with 13.5 mg/lb (30 mg/kg) of body weight for dogs.
- Do not split the tablet; administer it whole to maintain the correct dosage.
- Comfortis should be administered once a month, year-round, to provide continuous protection.
Dosage
Administer Comfortis according to the following dosage table:
| Dog’s Weight (lbs) | Comfortis Tablet Strength (mg) | Pack Color |
| 3.3 – 4.9 | 90 mg | Yellow |
| 5.0 – 10.0 | 140 mg | Pink |
| 10.1 – 20.0 | 270 mg | Orange |
| 20.1 – 40.0 | 560 mg | Green |
| 40.1 – 60.0 | 810 mg | Blue |
| 60.1 – 120.0 | 1620 mg | Brown |
Benefits
- Provides fast-acting flea control with one chewable.
- Starts killing fleas within 30 minutes, achieving 100% efficacy within 4 hours.
- Safe for puppies as young as 14 weeks old and weighing at least 3.3 pounds.
- Safe for breeding, pregnant, and lactating dogs, ensuring continuous protection across different life stages.
Safety
- Comfortis is strictly recommended for veterinary use only.
- Keep the product away from children.
- Do not eat, drink, or smoke while administering the product.
- After treatment, immediately wash your hands with soap and water.
- Store at a controlled room temperature of 68-77° F (20-25° C).
Warnings
- Before starting the treatment, consult your vet if your dog has a history of epilepsy or seizures.
- If your dog experiences vomiting, diarrhea, lethargy, or decreased appetite, contact a vet immediately.
FAQs
What happens if I miss giving a dose of Comfortis?
If you miss giving a dose of Comfortis, administer the missed dose as soon as you remember, with food. Then, resume the regular monthly dosing schedule.
What happens if I overdose my pet on Comfortis?
At doses up to 100 mg/kg body weight per day for 10 days, the only clinical symptom of overdose with Comfortis was vomiting, typically occurring within 2.5 hours of dosing. Mild elevations of ALT (alanine aminotransferase) were observed in all treated dogs, with values returning to baseline by day 24. In the event of an overdose, contact your veterinarian immediately. Symptoms of overdose may include severe vomiting, lethargy, and other adverse reactions more pronounced than usual side effects
What should I avoid while giving Comfortis?
Avoid giving Comfortis to dogs with a history of epilepsy without consulting your veterinarian. Additionally, avoid using Comfortis concurrently with high, extra-label doses of ivermectin, as this can increase the risk of neurological side effects
Can other medications be given while my dog is taking Comfortis?
Yes, COMFORTIS has been given safely with a wide variety of products and medications. Ensure your veterinarian is aware of all products you have administered or plan to administer to your dog. For heartworm prevention, use products specifically prescribed by your veterinarian.
Will my dog need to stay out of water with Comfortis to ensure it still works properly?
No, Comfortis is an oral medication and does not require any restrictions regarding water exposure. Your dog can swim or be bathed immediately after treatment without affecting the efficacy of the medication.
What are the potential side effects of Comfortis?
Potential side effects of Comfortis in dogs include vomiting, decreased appetite, lethargy, diarrhea, coughing, increased thirst, increased appetite, hyperactivity, excessive salivation, and redness of the skin. In rare cases, dogs may experience trembling, seizures, incoordination, and excessive dilation of pupils.