Medicated Dog Shampoo Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Medicated Dog Shampoo sales on Amazon US totaled 209,300 units in July 2026 (▲ 3.7% vs. the prior month), generating an estimated $3,577,589 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 54.0% of unit volume and 43.8% of revenue, while a typical listing is priced at $21.46. The keyword itself pulled 24,392 Amazon queries over the same period (▲ 19.0% MoM).
Zooming out to the 12-month window ending July 2026, the medicated dog shampoo Top 50 moved 2,131,400 units and $35,261,065 in cumulative sales — an average of 177,617 units and $2,938,422 per month. Monthly throughput topped out at 209,300 units in July 2026 and dipped to 121,300 in May 2026, leaving the latest reading 1.5% higher than August 2025.
Medicated Dog Shampoo 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
209.3K
▲ 3.7% MoM
Monthly Revenue 2026/07
$3.6M
▲ 4.5% MoM
Top 10 Market Share 2026/07
54.0%
Medicated Dog Shampoo Market Share & Sales Concentration on Amazon US — July 2026
The most-sold medicated dog shampoo listing on Amazon US in July 2026 is ASIN B005CUTWDE (Brand: Wahl), which sold 30,000 units at $7.97 apiece — equal to 14.3% of every unit tracked in this report and 3.0× the volume of the No. 2 listing.
The Top 10 ASINs account for 113,000 units and $1,567,360 in July 2026 — 54.0% of unit volume and 43.8% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Medicated Dog Shampoo' on Amazon
July 2026
Is 54.0% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B005CUTWDE
Wahl USA Dry Skin & Itch Relief Pet Shampoo for Dogs – Oatmeal Formula with Coconut Lime Verbena Scent & Pet Friendly Formula, 24 Oz - Model 820004A | Oatmeal Formula Moisturizes Skin & Provides Itch Relief For Sensitive Skin Dogs, Pet Friendly Formula - Model 820004A
30K
▲ 0.0%vs. prior month
$206.4K
latest month
12-month trend
B0037Z6VJY
Veterinary Formula Clinical Care Antiseptic & Antifungal Shampoo, 16 oz | Medicated formula helps alleviate scaly, greasy and red skin; free from parabens, dyes and soap
10K
▲ 0.0%vs. prior month
$97.1K
latest month
12-month trend
B094783CJ9
Douxo S3 PYO Medicated Dog Mousse - Bacterial & Yeast Infection Treatment | Chlorhexidine for Dogs; Waterless Shampoo, Antibacterial & Antiseptic, for Dogs Only, Clinically Proven, 5 fl oz
10K
▲ 0.0%vs. prior month
$274K
latest month
12-month trend
B0037Z6VKS
Veterinary Formula Flea and Tick Shampoo for Dogs and Cats, 16 oz | Pyrethrum formula kills on contact while cleansing and exfoliating the coat
10K
▲ 0.0%vs. prior month
$98.5K
latest month
12-month trend
B07K6JSBRB
Pet Honesty Chlorhexidine Cat & Dog Seasonal Itch Relief Shampoo, for Allergies, Itching, Skin and Coat Supplement, Helps Shedding, Hot Spots, Deodorizing Dog Shampoo & Grooming Supplies,16oz
10K
▲ 0.0%vs. prior month
$229.9K
latest month
12-month trend
B0947674MT
Douxo S3 PYO Medicated Dog Shampoo with 3% Chlorhexidine for Dogs – Antibacterial & Antiseptic Yeast Infection Treatment For Dogs & Cats, Clinically Proven, 6.7 fl oz
10K
▲ 0.0%vs. prior month
$220K
latest month
12-month trend
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Best Medicated Dog Shampoo Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
Wahl is the best-performing medicated dog shampoo brand in July 2026, moving 38,000 units across 2 ASINs for 33.6% of Top 10 volume. Veterinary Formula follows with 20,000 units (17.7%), ahead of Douxo on 18,000 units (15.9%).
With 7 brands splitting the Top 10 and 67.3% 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 $25.49, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
Wahl
2 ASINs in Top 10
33.6%
Units
38K
Revenue
$343.1K
Avg. price
$13.98
B005CUTWDE
$7.97·★4.6·43.4K revsWahl USA Dry Skin & Itch Relief Pet Shampoo for Dogs – Oatmeal Formula with Coconut Lime Verbena Scent & Pet Friendly Formula, 24 Oz - Model 820004A | Oatmeal Formula Moisturizes Skin & Provides Itch Relief For Sensitive Skin Dogs, Pet Friendly Formula - Model 820004A
Units sold30KB079T44C3J
$19.99·★4.6·43.4K revsWahl USA Dry Skin & Itch Relief Pet Shampoo for Dogs – Oatmeal Formula with Coconut Lime Verbena Scent - 64 Oz - Model 821004-050 | Half Gallon Shampoo For Multi-Dog Families, Dry Skin & Itch Relief For Dogs, Oatmeal Formula – Model 821004-050
Units sold8K
Veterinary Formula
2 ASINs in Top 10
17.7%
Units
20K
Revenue
$195.6K
Avg. price
$9.92
B0037Z6VJY
$9.92·★4.6·22.3K revsVeterinary Formula Clinical Care Antiseptic & Antifungal Shampoo, 16 oz | Medicated formula helps alleviate scaly, greasy and red skin; free from parabens, dyes and soap
Units sold10KB0037Z6VKS
$9.92·★4.4·22.1K revsVeterinary Formula Flea and Tick Shampoo for Dogs and Cats, 16 oz | Pyrethrum formula kills on contact while cleansing and exfoliating the coat
Units sold10K
Douxo
2 ASINs in Top 10
15.9%
Units
18K
Revenue
$411.9K
Avg. price
$25.49
B0947674MT
$25.99·★4.7·8.2K revsDouxo S3 PYO Medicated Dog Shampoo with 3% Chlorhexidine for Dogs – Antibacterial & Antiseptic Yeast Infection Treatment For Dogs & Cats, Clinically Proven, 6.7 fl oz
Units sold10KB09478KGJZ
$24.99·★4.6·4.1K revsDouxo S3 Calm Dog Shampoo for Itchy Skin Relief, Dog Shampoo for Allergies and Itching, Soothes Itchy, Irritated or Allergic Skin For Dogs and Cats, 6.7 fl oz | Dog Shampoo for Allergies and Itching, Soothes Itchy, Irritated or Allergic Skin For Dogs and Cats, 6.7 fl oz
Units sold8K
Trending Medicated Dog Shampoo 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. On the growth side, B0CJD8WL8H leads positive momentum with ▲ 200.0% MoM growth on 900 units, with B0DZDGP735 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.
B0CJD8WL8H
DermaBenSs® Shampoo for Dogs, Cats and Horses, 12 Fl Oz | Gentle, Soap-Free, Antiseboerrhetic, Antimicrobial; 2.5% Benzoyl Peroxide, USP; 1% Salicylic Acid; Packaging May Vary
Price
$25.48
Rating
4.7
Reviews
606
Latest month sales
B0DZDGP735
Veterinary Formula Clinical Care Hot Spot & Itch Shampoo + Spray Bundle | Complete Hot Spot care for sensitive skin, scratching and licking of coat
Price
$17.18
Rating
4.5
Reviews
612
Latest month sales
B0037Z6VLC
Veterinary Formula Clinical Care Hot Spot & Itch Relief Pet Shampoo, 16 oz | Medicated formula helps alleviate sensitive skin, scratching and excessive licking of the coat
Unlock to view ASIN details and product titles
Price
$9.92
Rating
4.6
Reviews
9.8K
Latest month sales
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