Flea Medicine For Cats Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Flea Medicine For Cats sales on Amazon US totaled 260,000 units in July 2026 (▼ 6.7% vs. the prior month), generating an estimated $9,515,640 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 38.5% of unit volume and 46.1% of revenue, while a typical listing is priced at $34.03. The keyword itself pulled 136,551 Amazon queries over the same period (▲ 32.5% MoM).
Zooming out to the 12-month window ending July 2026, the flea medicine for cats Top 50 moved 2,531,000 units and $90,236,789 in cumulative sales — an average of 210,917 units and $7,519,732 per month. Monthly throughput topped out at 278,600 units in June 2026 and dipped to 148,300 in February 2026, leaving the latest reading 0.6% higher than August 2025.
Flea Medicine For Cats Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
260K
▼ 6.7% MoM
Monthly Revenue 2026/07
$9.5M
▼ 8.5% MoM
Top 10 Market Share 2026/07
38.5%
Flea Medicine For Cats Market Share & Sales Concentration on Amazon US — July 2026
The most-sold flea medicine for cats listing on Amazon US in July 2026 is ASIN B0037Z6VKS (Brand: Veterinary Formula), which sold 10,000 units at $9.92 apiece — equal to 3.8% of every unit tracked in this report.
The Top 10 ASINs account for 100,000 units and $4,385,800 in July 2026 — 38.5% of unit volume and 46.1% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Flea Medicine For Cats' on Amazon
July 2026
Is 38.5% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B0037Z6VKS
Veterinary Formula Flea and Tick Shampoo for Dogs and Cats, 16 oz
10K
▲ 0.0%vs. prior month
$98.5K
latest month
12-month trend
B004QBDO0M
Advantage II Large Cat Vet-Recommended Flea Treatment & Prevention | Cats Over 9 lbs. | 6-Month Supply
10K
▼ 50.0%vs. prior month
$699.1K
latest month
12-month trend
B00N7DEFH6
Advantage II Large Cat Vet-Recommended Flea Treatment & Prevention | Cats Over 9 lbs. | 2-Month Supply
10K
▲ 0.0%vs. prior month
$335.9K
latest month
12-month trend
B01M995H8K
Wondercide Flea Tick & Mosquito Spray for Pets & Home - Rosemary 16 fl oz | With Natural Essential Oils - Killer, Control, Prevention, Treatment of Fleas & Ticks for Dogs and Cats - Pet & Family Safe
10K
▲ 0.0%vs. prior month
$269.9K
latest month
12-month trend
B01N0BZQQO
PetArmor Plus Flea and Tick Prevention for Cats over 1.5 lbs, Cat Flea and Tick Treatment, 6 Doses, Waterproof Topical, Fast Acting
10K
▲ 0.0%vs. prior month
$399.9K
latest month
12-month trend
B07GN2JYSJ
PetArmor CAPACTION (nitenpyram) Oral Flea Treatment for Cats, Cat Flea Treatment Pill, Fast Acting Tablets Start Killing in 30 Minutes, 2-25 lbs, 6 Doses | Ideal for Cats 2-25 lbs; Oral Tablet, No Mess; 6 doses; Fast Flea Knockdown
10K
▲ 0.0%vs. prior month
$297.4K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best Flea Medicine For Cats Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
Advantage is the best-performing flea medicine for cats brand in July 2026, moving 30,000 units across 3 ASINs for 30.0% of Top 10 volume. PetArmor follows with 20,000 units (20.0%), ahead of Veterinary Formula on 10,000 units (10.0%).
With 7 brands splitting the Top 10 and 60.0% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $9.92 to $51.81, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
Advantage
3 ASINs in Top 10
30.0%
Units
30K
Revenue
$1.6M
Avg. price
$51.81
B004QBDO0M
$69.92·★4.6·38.8K revsAdvantage II Large Cat Vet-Recommended Flea Treatment & Prevention | Cats Over 9 lbs. | 6-Month Supply
Units sold10KB00N7DEFH6
$33.59·★4.4·27.2K revsAdvantage II Large Cat Vet-Recommended Flea Treatment & Prevention | Cats Over 9 lbs. | 2-Month Supply
Units sold10KB004QN0MJQ
$51.92·★4.5·14.8K revsAdvantage II Large Cat Vet-Recommended Flea Treatment & Prevention | Cats Over 9 lbs. | 4-Month Supply
Units sold10K
PetArmor
2 ASINs in Top 10
20.0%
Units
20K
Revenue
$697.3K
Avg. price
$34.87
B01N0BZQQO
$39.99·★4.2·62.2K revsPetArmor Plus Flea and Tick Prevention for Cats over 1.5 lbs, Cat Flea and Tick Treatment, 6 Doses, Waterproof Topical, Fast Acting
Units sold10KB07GN2JYSJ
$29.74·★4.4·18.5K revsPetArmor CAPACTION (nitenpyram) Oral Flea Treatment for Cats, Cat Flea Treatment Pill, Fast Acting Tablets Start Killing in 30 Minutes, 2-25 lbs, 6 Doses | Ideal for Cats 2-25 lbs; Oral Tablet, No Mess; 6 doses; Fast Flea Knockdown
Units sold10K
Veterinary Formula
1 ASIN in Top 10
10.0%
Units
10K
Revenue
$98.5K
Avg. price
$9.92
B0037Z6VKS
$9.92·★4.4·22K revsVeterinary Formula Flea and Tick Shampoo for Dogs and Cats, 16 oz
Units sold10K
Trending Flea Medicine For Cats Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. Specifically, one ASIN forced its way in: B004QN0MJQ booked 10K units at $51.92, with ▲ 0.0% MoM change. On the growth side, B07MDDXBZM leads positive momentum with ▲ 100.0% MoM growth on 2K units, with B07WLTF386 close behind at ▲ 100.0% MoM on 2K units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.
B004QN0MJQ
Advantage II Large Cat Vet-Recommended Flea Treatment & Prevention | Cats Over 9 lbs. | 4-Month Supply
Price
$51.92
Rating
4.5
Reviews
14.8K
Latest month sales
B07MDDXBZM
Hartz UltraGuard Pro Flea & Tick Collar for Cats and Kittens, 7 Month Flea and Tick Prevention and Protection, 1 Collar
Price
$8.67
Rating
4.1
Reviews
13.8K
Latest month sales
B07WLTF386
Flea and Tick Collar for Cats - Offers 12-Month Protection, Crafted with Premium Plant Oils, Waterproof, Natural, Safe for Kittens, Includes Free Comb and Tweezers, 13.8 in (2 Packs)
Unlock to view ASIN details and product titles
Price
$22.52
Rating
4.3
Reviews
5K
Latest month sales
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