Nexgard vs Comfortis

Whether it's finding a favorite treat or toy, you care most about your furry friends' health the most. So finding the preventative medications to ward off fleas and ticks is going to be something you'll look into. To make your life easier, check out these two options: Comfortis Chewable Tablets and Nexgard Chewable Tablets. The table and additional information below will help you make an informed decision on which product to buy.

Comfortis Chewable Tablets

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Save $5 off $50
with coupon code COMPARE5

What are the differences between Comfortis and Nexgard

The main difference between the two is that Comfortis is effective against fleas. Nexgard offers an added benefit of killing off those pesky ticks within 24 hours of administration. Comfortis is fast acting, giving your furry loved one quick relief and keeping them flea free for the entire month. However, Nexgard eliminates ticks as well as fleas. So for those shopping for a broader spectrum pest eliminator, Nexgard may be the choice for you

The next difference between these two is the age at which you can give this to your little one. Nexgard can be administered as early as 8 weeks. While Comfortis requires the pet is at least 14 weeks or older. As with both products, neither have been evaluated for use in pregnant and lactating dogs, so use with caution.

Both Nexgard and Comfortis are specifically designed to eliminate Fleas. However, Nexgard uses Afoxoflaner and kills 100% of fleas and ticks in 24 hours. Comfortis uses Spinosad and begins to kill fleas within 30 minutes, Comfortis is intended to prevent fleas from being able to lay eggs before they die causing prolonged irritation to your loved one. Nexgard is slower acting yet is the only FDA approved option for preventing infections that cause Lyme disease.

A quick reminder, both products are only available through a prescription. Your vet should be able to answer any questions related to side effects, precautions, or special care for your dog.

Final Thoughts on Comfortis vs Nexgard

Overall, the costs for Nexgard and Comfortis are roughly the same. Nexgard's added benefit of tick elimination may lead pet owners to prefer Nexgard despite Comfortis's swift elimination of pests. Since you can't start Comfortis until your dog is 3 and a half months old, some pet owners may start with Nexgard and then switch to Comfortis when able.

If you still have questions on which oral flea and tick treatment is best suited for your pets needs, our veterinarians are standing by to assist you.

Feature Comfortis NexGard
Kills Fleas Yes Yes
Repels Fleas No No
Kills Flea Eggs and Larvae No Yes
Kills Ticks No Yes
Repels Ticks No No
Repels Mosquitoes No No
Prevents Heartworm No No
Protects Against Other Parasites No No
Waterproof Yes - taken orally Yes - taken orally
How Long to Work Begins to kill fleas in 30 minutes 4 hours to kill fleas and 24 hours hours to kill ticks
Taste Beef Flavored Beef Flavored
Active Ingredient Spinosad Afoxolaner
RX Required Yes Yes
Application Type Chewable Tablet Chewable Tablet
Dosing 1 tablet per month 1 tablet per month
Age Dogs and cats 14 weeks and older Puppies 8 weeks and older and weigh more than 4 lbs
Manufacturer Elanco Animal Health Boehringer Ingelheim
Safety Not yet evaluated for use of in breeding, pregnant, or lactating dogs. Not yet evaluated for use of in breeding, pregnant, or lactating dogs.