If your vet has flagged ringworm, you’re not alone. It’s a common fungal infection that spreads quickly between dogs, other pets, and people.
Medicated shampoos are a practical part of the treatment plan. Many use antifungal ingredients like miconazole, ketoconazole, or chlorhexidine to fight the fungus on skin and coat.
This guide covers ten ringworm shampoos for dogs and what sets each one apart, including the usual ten-minute contact time most require. Always loop in your vet before starting treatment.
Here’s what to know about each.
The Antifungal Shampoos We Trust Against Ringworm
Every option below uses active antifungal ingredients like miconazole, ketoconazole, or chlorhexidine. None of them replace a vet’s treatment plan.
Some are gentle enough for puppies and cats, while others lean on stronger medicated formulas. Here’s what each one offers.
Quick Comparison Chart
| # | Product | Our Rating | ||
|---|---|---|---|---|
| 1 |  |
Curaseb Benzoyl Peroxide Shampoo | ★★★★★ | Check Price |
| 2 |  |
Pet MD Micoseb-CX Medicated Shampoo | ★★★★★ | Check Price |
| 3 |  |
Curaseb Chlorhex 4% Shampoo | ★★★★☆ | Check Price |
| 4 |  |
Wahl 4-In-1 Calming Pet Shampoo | ★★★★☆ | Check Price |
| 5 |  |
Dechra MiconaHex + Triz Shampoo | ★★★★☆ | Check Price |
| 6 |  |
Arava Natural Medicated Dog Shampoo | ★★★★☆ | Check Price |
| 7 |  |
KetoWELL Ketoconazole Chlorhexidine Shampoo | ★★★★☆ | Check Price |
| 8 |  |
PetHonesty Chlorhexidine Ketoconazole Shampoo | ★★★★☆ | Check Price |
| 9 |  |
Truseb Chlorhexidine Ketoconazole Shampoo | ★★★★☆ | Check Price |
| 10 |  |
Douxo Chlorhexidine Shampoo | ★★★★☆ | Check Price |
1. Curaseb Benzoyl Peroxide Shampoo
A veterinary-strength benzoyl peroxide formula by Bexley Labs that deep cleans, deodorizes, and relieves dandruff and scaling. Soap-free and made in the USA in federally regulated facilities.
Pros
- Benzoyl peroxide targets dandruff, scaling, and folliculitis
- Soap-free, so it won't irritate sensitive skin
- Deodorizes and leaves a light blueberry scent
- Safe for dogs, puppies, cats, and horses
- Made in USA in small batches for quality control
Cons
- Can be drying with frequent use on some dogs
- Strong blueberry scent isn't for everyone
- Relief from itching may not last more than a day
Curaseb Benzoyl Peroxide Shampoo by Bexley Labs is a strong choice for ringworm and general skin hygiene. It’s one of the more affordable vet-strength options, and the compact bottle is easy to handle.
Benzoyl peroxide is the active antimicrobial and antibacterial ingredient, and it relieves dandruff, scaling, and folliculitis while leaving a light blueberry scent.
The soap-free formula means it won’t dry out or irritate sensitive skin. Batches are produced in federally regulated, inspected labs and tested for purity before shipping.
It’s also safe for puppies, cats, and horses, not just dogs.
2. Pet MD Micoseb-CX Medicated Shampoo
A strong antibacterial and antifungal formula with miconazole and aloe to soothe infected skin. pH balanced and gentle enough for puppies, cats, and horses too.
Pros
- Antifungal miconazole targets ringworm and skin infections
- Aloe extract soothes irritated and painful skin
- pH balanced for gentle, rash-free cleaning
- Conditions the coat and reduces tangles
- Safe for puppies, cats, and horses
Cons
- Requires a 10-minute contact time before rinsing
- Some dogs show no improvement with regular use
- Lathers poorly and takes more product per bath
Pet MD’s Micoseb-CX is a strong medicated option built around miconazole, a well-known antifungal that targets ringworm and skin infections.
The antibacterial and antifungal formula includes aloe extract to soothe inflamed skin, and the pH-balanced base helps keep the skin rash-free after washing. It also conditions the coat and reduces tangles.
The shampoo leaves a pleasant smell and is safe for puppies, kittens, and horses. It’s made in the USA in compliance with strict federal guidelines.
One thing to know: it needs a 10-minute contact time before you rinse, so plan to keep your dog calm and still during the bath.
3. Curaseb Chlorhex 4% Shampoo
A vet-strength 4% chlorhexidine formula by Curaseb that treats hot spots, skin allergies, and ringworm. Doctor formulated and made in the USA in small batches for consistent quality.
Pros
- 4% chlorhexidine delivers strong antiseptic action
- Treats hot spots, paw licking, and skin allergies
- Deodorizes and leaves a pleasant blueberry scent
- Safe for dogs and cats of all ages
- Made in USA, tested for purity each batch
Cons
- Small 8 oz bottle runs out quickly for larger dogs
- Scent may linger longer than some owners prefer
- Medicinal strength can be drying on very sensitive skin
The Curaseb Chlorhex 4% formula addresses a wide range of skin problems in dogs and cats, including allergies, skin rashes, ringworm, and infections.
The 4% chlorhexidine delivers serious antiseptic action while the formula still cleans gently, leaving skin smooth. It also deodorizes well.
The 8 oz bottle is compact and easy to store, and it’s produced in federally regulated labs in the USA. It’s among the more affordable medicated options while still delivering vet-strength results.
4. Wahl 4-In-1 Calming Pet Shampoo
A pH-balanced lavender chamomile shampoo that cleans, conditions, detangles, and moisturizes in one step. Alcohol and paraben free, and trusted by professional groomers for over 50 years.
Pros
- Cleans, conditions, detangles, and moisturizes at once
- pH balanced and free of alcohol and parabens
- Concentrated formula means a little goes a long way
- Trusted by professional groomers for decades
- Safe for puppies and cats too
Cons
- Lavender scent doesn't last as long after drying
- Calming effect is noticeable during bath only
- Some dogs find the perfume scent too strong
Wahl’s 4-in-1 is a natural, pH-balanced shampoo built around lavender chamomile extracts. It’s a good option for dogs dealing with scrapes, dandruff, and ringworm who also need coat conditioning.
The formula is alcohol and paraben-free, and it cleans, conditions, detangles, and moisturizes in a single wash. It’s concentrated, so a little goes a long way and it rinses out easily.
Professional groomers have trusted Wahl for over 50 years. It’s made in the USA and safe for puppies too.
5. Dechra MiconaHex + Triz Shampoo
A fragrance-free medicated shampoo with miconazole and chlorhexidine that continues working after rinsing. Ceramides help restore and repair dry, damaged skin during treatment.
Pros
- Miconazole and chlorhexidine fight fungal and bacterial infections
- Continues working after rinse, for lasting protection
- Ceramides moisturize and repair damaged skin
- Fragrance-free, ideal for dogs sensitive to scents
- Trusted by vets and made in USA
Cons
- Very thick consistency requires more rinse time
- Relief from hot spots may only last 4 to 5 days
- Higher price than most antifungal shampoos
Dechra’s MiconaHex plus Triz is a medicated shampoo built to tackle topical fungal and bacterial skin infections. The two active ingredients, miconazole and chlorhexidine, keep working even after you rinse, which adds lasting protection between baths.
It also contains ceramides to help restore and repair dry, damaged skin during treatment. For dogs that react to scents, the nearly fragrance-free formula is a real plus.
Despite skipping the fragrance, it still removes dirt and odor effectively. It comes in an 8 oz bottle and sits at a higher price point than most antifungal shampoos on this list.
6. Arava Natural Medicated Dog Shampoo
A natural formula with 28 active botanical ingredients and Dead Sea minerals to fight yeast, bacteria, and ringworm. A moisturizing silky texture leaves coats shinier and smoother.
Pros
- 28 botanical oils target fungus, yeast, and bacteria
- Dead Sea minerals support corrective skin healing
- Deep cleans and enriches hair follicles for a shinier coat
- Light, fresh scent with a moisturizing formula
- Safe for dogs and puppies
Cons
- Strong scent may linger even after a follow-up wash
- Doesn't lather well and requires more product per bath
- May cause dryness or flaking on dogs with healthy skin
Arava is a solid pick for dogs dealing with itching, skin scars, ringworm, mange, abrasions, and hot spots. The formula relies on 28 active botanical ingredients paired with Dead Sea minerals.
Beyond treating active infections from fungus, yeast, and bacteria, the moisturizing formula leaves the coat shinier and the skin smoother. It carries a light, fresh scent.
Because it’s built on botanical oils, it’s a gentler approach than some of the stronger chemical formulas on this list, while still targeting common skin infections.
7. KetoWELL Ketoconazole Chlorhexidine Shampoo
A veterinarian-formulated shampoo with ketoconazole and chlorhexidine to target hot spots, ringworm, acne, and pyoderma. Made in the USA and approved for use in dogs and cats.
Pros
- Ketoconazole and chlorhexidine target multiple skin infections
- Eradicates hot spots, ringworm, and pyoderma
- Keeps skin smoother and reduces odor
- Small 8 oz bottle is handy for travel
- Fair price for budget-conscious pet owners
Cons
- Small bottle may not last long for larger breeds
- Hasn't shown results for all dogs in customer reviews
- No added moisturizer for dry or sensitive skin
KetoWELL was formulated by veterinarians to treat a range of skin infections caused by bacteria, fungi, and yeast. The active pairing of ketoconazole and chlorhexidine targets hot spots, ringworm, and acne before they worsen.
It keeps skin smoother and reduces odor, and it’s made in the USA. The 8 oz bottle is compact and handy for travel.
The price is fair, making it one of the better budget-friendly options for dogs with chronic skin allergies or persistent itchy skin.
8. PetHonesty Chlorhexidine Ketoconazole Shampoo
A 16 oz chlorhexidine and ketoconazole shampoo with aloe and a light cucumber melon scent. Sulfate, paraben, and alcohol free and formulated to soothe itchy skin while fighting infections.
Pros
- 2% chlorhexidine and 1% ketoconazole for dual action
- Aloe vera soothes dryness and skin irritation
- Handy 16 oz pump bottle prevents spills
- Prevents hair fall, keeping carpets and furniture cleaner
- Sulfate, paraben, and alcohol free formula
Cons
- Skin irritation was reported by some dog owners after use
- Coat feels slightly drier after washing
- Price has increased over recent purchases
PetHonesty’s shampoo combines 2% chlorhexidine and 1% ketoconazole for dual-action treatment of bacterial and fungal skin infections at home.
The formula is designed to relieve itchy skin, rashes, and hot spots. Aloe vera keeps skin from drying out, and a light cucumber melon scent handles odor.
It’s sulfate, paraben, and alcohol free.
The 16 oz pump bottle is easy to use and prevents spills. It also helps reduce hair fall, which means less loose fur ending up on furniture and carpets.
9. Truseb Chlorhexidine Ketoconazole Shampoo
A vet-strength 16 oz shampoo with chlorhexidine, ketoconazole, and lactic acid to cleanse, exfoliate, and deodorize infected skin. Enriched with aloe for soothing relief and made in the USA.
Pros
- Chlorhexidine, ketoconazole, and lactic acid treat infections
- Aloe vera enriched for soothing, non-stinging application
- 16 oz bottle provides plenty for large or multiple dogs
- Made in an FDA-registered facility in the USA
- Safe for dogs, cats, and horses of all ages
Cons
- Can be drying on some coats, so a conditioner may help
- Fewer reviews available compared to more established brands
- Scent is mild and fades quickly after drying
Truseb combines chlorhexidine gluconate, ketoconazole, and lactic acid to target hot spots, dry itchy skin, odor, yeast infections, ringworm, and pyoderma.
The chlorhexidine gluconate handles bacteria, viruses, and yeast, while lactic acid cleanses and exfoliates. Aloe vera is included to soothe skin without stinging during application.
It’s a strong odor eliminator and comes in a 16 oz bottle, which is plenty for larger dogs or multi-dog households. The shampoo is made in an FDA-registered facility and safe for cats and horses too.
10. Douxo Chlorhexidine Shampoo
A dermatologist-recommended antiseptic foaming shampoo with chlorhexidine and phytosphingosine that forms a lasting protective film on skin. Ideal for ringworm and bacterial infections.
Pros
- Chlorhexidine and phytosphingosine fight skin infections
- Protective lipoprotein film resists rinsing for lasting effect
- Prevents moisture loss and protects against irritation
- Fresh scent keeps dogs smelling clean after treatment
- Recommended by animal dermatologists
Cons
- Small 200 ml bottle dispenses too fast and is pricey
- Some dogs showed no improvement at the cost involved
- May cause discomfort in dogs with very sensitive skin
Douxo is a dermatologist-recommended antiseptic foaming shampoo that uses chlorhexidine and phytosphingosine to treat ringworm and other fungal and bacterial skin infections.
A key feature is the lipoprotein film the formula leaves behind. It resists rinsing, prevents moisture loss, and keeps skin protected from irritation between baths.
The 200 ml bottle is compact and easy to handle, though it can dispense faster than expected. It carries a fresh scent and is backed by animal dermatologists for ongoing skin care.
Which Product to Choose?
The right choice comes down to what your dog actually needs. Most of these options are reasonably priced, so budget doesn’t have to be the deciding factor.
If your dog has long or tangled fur alongside skin problems, look for a formula with a moisturizer or conditioning ingredients, plus hair fall protection if shedding is an issue.
For short-coated dogs with mild infections, a straightforward medicated formula with a pleasant scent is usually enough. And if you have a larger dog or bathe frequently, the 16 oz bottles from PetHonesty or Truseb are better value than the smaller 8 oz options.
Final Thoughts
Ringworm spreads fast between pets and people, so treating it promptly with the right antifungal shampoo is one of the most practical steps you can take at home. The active ingredient matters enormously here, and benzoyl peroxide, miconazole, and chlorhexidine each target the fungus in slightly different ways.
Curaseb Benzoyl Peroxide Shampoo takes the top spot because the veterinary-strength formula goes deep into hair follicles where ringworm hides, and the soap-free base keeps sensitive skin from drying out during what’s usually a multi-week treatment course. For the widest bacterial and fungal coverage in one bottle, the Dechra MiconaHex plus Triz formula pairs miconazole and chlorhexidine and keeps working after the rinse.
Shampoo alone is rarely enough to clear ringworm completely, and a vet-guided treatment plan will usually include an oral antifungal or topical spot treatment alongside the bath routine. The ten-minute contact time most of these products require is non-negotiable, so plan baths when you can keep your dog calm and still.
Wash bedding and anything your dog regularly contacts during treatment, and recheck with your vet to confirm the infection has cleared before stopping treatment early.
