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10 Best advantage ii flea treatments of 2026
Explore top picks
Best Choice1
K9 Advantix9.9Exceptional
K9 Advantix II XL Dog Vet-Recommended Flea, Tick & Mosquito Treatment & Prevention | Dogs Over 55 lbs. | 6-Mo Supply
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is discontinued by manufacturer:No
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manufacturer recommended age:1 month and up
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product dimensions:7.75 x 1 x 4.25 inches; 1.6 ounces
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asin:B004QRJJ0K
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date first available:March 20, 2007
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Value for Money2
Capstar9.7Exceptional
Capstar (Nitenpyram) Fast-Acting Oral Flea Treatment for Dogs 2-25 Lbs, Vet-Recommended Medication Tablets, Flea Tablets for Dogs Start Killing in 30 Minutes, 12 Doses (Includes Two 6-Count Boxes)
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asin:B09MWLNSMR
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date first available:December 2, 2021
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item model number:3135
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best sellers rank: 1 in Dog Flea Pills
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manufacturer:PetIQ
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3
Advantage9.5Excellent
Advantage II Large Cat Vet-Recommended Flea Treatment & Prevention | Cats Over 9 lbs. | 6-Month Supply
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Application Type:Monthly topical treatment
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Target Weight:Over 9 lbs.
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Age Minimum:At least 8 weeks of age
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Duration per Dose:30 days
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Effectiveness Onset:Kills fleas within 12 hours
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4
Advantage9.3Excellent
Advantage II Medium Dog Vet-Recommended Flea Treatment & Prevention | Dogs 11-20 lbs. | 4-Month Supply
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is discontinued by manufacturer:No
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manufacturer recommended age:1 month and up
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product dimensions:6.5 x 1 x 4.25 inches 0.8 ounces
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asin:B004QREOYG
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date first available:March 5, 2011
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5
Advantage9.2Excellent
Advantage II Small Cat Vet-Recommended Flea Treatment & Prevention | Cats 5-9 lbs. | 6-Month Supply
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6
Advantage8.9Very Good
Advantage II XL Dog Vet-Recommended Flea Treatment & Prevention | Dogs Over 55 lbs. | 6-Month Supply
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is discontinued by manufacturer:No
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manufacturer recommended age:N/A
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product dimensions:1.38 x 4.38 x 6.63 inches 2.56 ounces
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asin:B004QRJJF0
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date first available:March 5, 2011
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7
Advantage8.6Very Good
Advantage II XL Dog Vet-Recommended Flea Treatment & Prevention | Dogs Over 55 lbs. | 4-Month Supply
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is discontinued by manufacturer:No
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manufacturer recommended age:1 month and up
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product dimensions:6.5 x 1 x 4.25 inches 1.6 ounces
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asin:B004QBL9IQ
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date first available:July 15, 2004
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8
Advantage8.5Good
Advantage II Kitten Vet-Recommended Flea Treatment & Prevention | Cats 2-5 lbs. | 2-Month Supply
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9
K9 Advantix8.4Good
K9 Advantix II Large Dog Vet-Recommended Flea, Tick & Mosquito Treatment & Prevention | Dogs 21-55 lbs. | 2-Mo Supply (Packaging may vary)
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is discontinued by manufacturer:No
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manufacturer recommended age:1 month and up
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product dimensions:1 x 4.38 x 4.75 inches; 0.1 ounces
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asin:B00N7DEBN4
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date first available:September 1, 2014
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10
K9 Advantix8.1Good
K9 Advantix II Medium Dog Vet-Recommended Flea, Tick & Mosquito Treatment & Prevention | Dogs 11-20 lbs. | 4-Mo Supply
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is discontinued by manufacturer:No
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manufacturer recommended age:N/A
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product dimensions:7.75 x 1 x 4.25 inches 1.28 ounces
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asin:B004QMX4RY
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date first available:October 5, 2004
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