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Note: In clinical trials adverse reactions included: vomiting, pruritus, lethargy, and diarrhea


Trifexis is a monthly chewable tablet for dogs that kills fleas, prevents heartworm disease and treats and controls adult hookworm, roundworm and whipworm infections. Trifexis combines two trusted active ingredients (spinosad + milbemycin oxime) to provide protection for your dog.



For use in dogs and puppies 8 weeks of age and older and 5 lbs of body weight or greater





Tip: Trifexis does not cover Ticks unfortunately. Try a tick collar like Scalibor Protector Band



Trifexis 5-10lbs 1 month (1 tablet)
Regular Price: $19.99
Sale Price: $15.99
Trifexis 5-10lbs 140mg 6 month
Regular Price: $105.99
Sale Price: $87.99
Trifexis 10.1-20lbs 1 month (1 tablet)
Regular Price: $21.99
Sale Price: $16.99
Trifexis 10.1-20lbs 270mg 6 month
Regular Price: $107.99
Sale Price: $92.99
Trifexis 20.1-40lbs 1 month (1 tablet)
Regular Price: $22.99
Sale Price: $17.99
Trifexis 20.1-40lbs 560mg 6 month
Regular Price: $110.99
Sale Price: $93.99
Trifexis 40.1-60lbs 1 month (1 tablet)
Regular Price: $20.99
Sale Price: $17.99
Trifexis 40.1-60lbs 810mg 6 month
Regular Price: $113.99
Sale Price: $94.99
Trifexis 60.1-120lbs 1 month (1 tablet)
Regular Price: $24.99
Sale Price: $19.99
Trifexis 60.1-120lbs 1620mg 6 month
Regular Price: $115.99
Sale Price: $96.99