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10 Best Walmart Flea Medicine 2025

Top-rated products from leading brands and best-selling items available online.

Updated March 19, 2025

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Sponsored

Advecta Pl

Advecta

Advecta Plus Flea Prevention for Cats, Cat and Kitten Treatment & Control, Small and Large, Fast Acting Waterproof Topical Drops, 6 Month Supply

Winner

Frontline

Frontline

Frontline Plus Flea and Tick Treatment for Cats Over 1.5 lbs. 3 Treatments

10.0

score

Sponsored

Advecta Pl

Advecta

Advecta Plus Flea Prevention for Cats, Cat and Kitten Treatment & Control, Small and Large, Fast Acting Waterproof Topical Drops, 6 Month Supply

Frontline

Frontline

Frontline Plus Flea and Tick Treatment for Large Dogs Up to 45 to 88 lbs. 3 Treatments

9.4

score

Advantage

Advantage

Advantage II Large Cat Vet-Recommended Flea Treatment & Prevention | Cats Over 9 lbs. | 2-Month Supply

9.4

score

PetArmor P

PetArmor

PetArmor Plus Flea and Tick Prevention for Dogs, Dog Flea and Tick Treatment, 3 Doses, Waterproof Topical, Fast Acting, Large Dogs (45-88 lbs)

8.8

score

Capstar(ni

Capstar

Capstar(nitenpyram) for Dogs Fast-Acting Oral Flea Treatment for Dogs 2-25 lbs, Vet-Recommended Medication Tablets Start Killing in 30 Minutes, 6 Doses

8.8

score

Frontline

Frontline

Frontline Plus Flea and Tick Treatment for Small Dogs Upto 5 to 22 lbs. 3 Treatments

8.8

score

Capstar (n

Capstar

Capstar (nitenpyram) for Cats, Fast-Acting Oral Flea Treatment for Cats 2-25 lbs, Vet-Recommended Flea Medication Tablets Start Killing Fleas in 30 Minutes, 6 Doses

7.9

score

K9 Advanti

K9 Advantix

K9 Advantix II XL Dog Vet-Recommended Flea, Tick & Mosquito Treatment & Prevention | Dogs Over 55 lbs. | 2-Mo Supply

7.9

score

Activate I

TevraPet

Activate II Flea and Tick Prevention for Dogs | 4 Count | Large Dogs 21-55 lbs | Topical Drops | 4 Months Flea Treatment

7.0

score

PetArmor C

PetArmor

PetArmor CAPACTION (nitenpyram) Oral Flea Treatment for Dogs, Fast Acting Tablets Start Killing Fleas in 30 Minutes, Dogs 2-25 lbs, 6 Doses

7.0

score

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