Topical Antifungal For Ringworm (2025)

For tackling ringworm effectively in 2025, the go-to solution remains a range of highly effective topical antifungal creams, sprays, and powders.

These over-the-counter and prescription options work by inhibiting fungal growth or directly killing the dermatophytes responsible for the infection, providing localized relief and promoting healing.

The key is consistent application and selecting the right active ingredient for the severity and location of the infection.

When it comes to top-tier topical antifungals for ringworm, here’s a rundown of some solid contenders you’ll find on the market:

• Lotrimin AF Clotrimazole Antifungal Cream

  

  • Key Features: Contains 1% Clotrimazole, broad-spectrum antifungal.
  • Average Price: $8-$12
  • Pros: Highly effective for common fungal infections like ringworm, jock itch, and athlete’s foot. Widely available, non-greasy formula, generally well-tolerated.
  • Cons: May require several weeks of consistent application, some users report mild irritation.

• Lamisil AT Terbinafine Hydrochloride Antifungal Cream

  • Key Features: Contains 1% Terbinafine Hydrochloride, fungicidal action kills fungus.
  • Average Price: $12-$18
  • Pros: Often works faster than azole antifungals, shorter treatment duration for some cases. Highly effective against dermatophytes.
  • Cons: Can be pricier, some individuals experience temporary burning or itching upon initial application.

• Tinactin Tolnaftate Antifungal Cream

  • Key Features: Contains 1% Tolnaftate, fungistatic and fungicidal properties.
  • Average Price: $7-$10
  • Pros: Good for preventing and treating athlete’s foot and ringworm. Often comes in various forms cream, powder, spray.
  • Cons: May not be as potent for severe or stubborn infections compared to azoles or terbinafine.

• Desenex Miconazole Nitrate Antifungal Powder

  • Key Features: Contains 2% Miconazole Nitrate, helps absorb moisture.
  • Average Price: $6-$9
  • Pros: Excellent for moist areas, helps prevent recurrence, soothing for irritated skin. Good for use in shoes and socks.
  • Cons: Powder form may not be ideal for all body areas, can be messy.

• Miconazole Nitrate 2% Antifungal Cream Generic/Store Brand

  • Key Features: Contains 2% Miconazole Nitrate, broad-spectrum antifungal.
  • Average Price: $4-$8
  • Pros: Very affordable, widely available, effective against a range of fungi including ringworm.
  • Cons: Similar efficacy to clotrimazole, requires consistent application.

• Ketoconazole 2% Cream Prescription strength, but often available over-the-counter in lower strengths or via telehealth

  • Key Features: Contains 2% Ketoconazole, stronger azole antifungal.
  • Average Price: Varies significantly $15-$40 for generic prescription
  • Pros: Potent for more persistent or widespread fungal infections. Often prescribed for dermatological conditions beyond typical ringworm.
  • Cons: Primarily prescription, higher chance of skin irritation, not typically a first-line OTC treatment.

• Baza Antifungal Barrier Cream

  • Key Features: Contains 2% Miconazole Nitrate with a skin protectant barrier.
  • Average Price: $10-$15
  • Pros: Combines antifungal action with skin protection, good for sensitive or compromised skin, helps prevent friction.
  • Cons: Can be thicker or greasier than standard creams, might not be suitable for all skin types or areas.

Understanding Ringworm: The Fungal Foe

Ringworm, despite its misleading name, has absolutely nothing to do with worms.

It’s a common fungal infection of the skin, hair, or nails, caused by a group of fungi called dermatophytes.

Think of it less like a creepy-crawly and more like a tiny, invisible mold growing on your skin.

These fungi thrive in warm, moist environments, making places like locker rooms, communal showers, and even sweaty clothing prime breeding grounds.

The infection typically presents as a red, itchy, scaly rash, often with a raised, clearer center, giving it the characteristic “ring” appearance.

What are Dermatophytes?

Dermatophytes are specialized fungi that feed on keratin, the protein found in your skin, hair, and nails.

There are three main genera responsible for most human infections:

• Trichophyton: The most common culprit, responsible for infections like athlete’s foot and jock itch.
• Microsporum: Often linked to scalp ringworm tinea capitis and sometimes body ringworm.
• Epidermophyton: Primarily causes athlete’s foot and jock itch.

These microscopic organisms are highly contagious and can spread through direct skin-to-skin contact, contact with contaminated objects towels, combs, clothing, or even from infected pets.

Understanding their nature is the first step in effective treatment and prevention.

Why Topical Treatment is Often First-Line

For most cases of ringworm affecting the skin, topical antifungal medications are the undisputed champions. Contanbo (2025)

Why? Because they deliver the active ingredient directly to the site of infection, minimizing systemic exposure and potential side effects that come with oral medications. It’s a targeted strike, not a carpet bomb.

Unless the infection is widespread, severe, or involves the scalp or nails which often require oral antifungals due to the difficulty of topical penetration, a good cream, spray, or powder is usually all you need.

The convenience, affordability, and lower risk profile make them the preferred starting point for many.

Choosing Your Weapon: Key Topical Antifungal Ingredients

Navigating the pharmacy aisle for a ringworm remedy can feel like deciphering ancient scrolls.

But once you understand the core active ingredients, it becomes much simpler.

Most effective topical antifungals fall into a few key categories, each with a slightly different modus operandi.

Azoles: The Broad-Spectrum Fighters

The azole class of antifungals is incredibly popular and effective.

They work by interfering with the fungal cell membrane’s ability to produce ergosterol, a vital component for fungal cell structure and survival.

Without proper ergosterol, the fungal cells can’t grow and eventually die.

• Clotrimazole e.g., Lotrimin AF: A classic, widely available, and generally well-tolerated option. It’s effective against a broad range of dermatophytes and yeasts. You’ll typically apply it twice a day for 2-4 weeks.
• Miconazole e.g., Desenex, Micatin: Similar to clotrimazole in its mechanism and spectrum of activity. Often found in creams, powders, and sprays. It’s a reliable choice for common ringworm.
• Ketoconazole e.g., Nizoral: A more potent azole, often prescribed for more stubborn or widespread infections, or for certain types of fungal infections like seborrheic dermatitis. Lower strengths might be available OTC.

Key Takeaway for Azoles: They are fungistatic, meaning they primarily inhibit fungal growth, allowing your body’s immune system to clear the remaining infection. Consistent application is paramount for success. Best Antifungal For Ringworm (2025)

Allylamines: The Fungus Killers

If azoles are the pacifiers, allylamines are the executioners.

This class of antifungals works by inhibiting an enzyme crucial for ergosterol synthesis, but at an earlier stage than azoles.

This leads to a build-up of toxic squalene within the fungal cell, effectively killing it.

• Terbinafine e.g., Lamisil AT: The most prominent allylamine in topical form. It’s known for its fungicidal action against dermatophytes, meaning it actively kills the fungi. This often translates to shorter treatment durations compared to azoles, sometimes as little as one week for certain conditions.

Key Takeaway for Allylamines: They are fungicidal, meaning they actively kill the fungi. This can lead to faster resolution of symptoms, but it’s crucial to complete the full course even if symptoms improve quickly to prevent recurrence.

Tolnaftate: The Classic Preventer

Tolnaftate e.g., Tinactin is an older but still effective topical antifungal. It’s often used for ringworm and athlete’s foot.

It works by inhibiting fungal growth and disturbing fungal metabolism.

While it can treat existing infections, it’s particularly noted for its efficacy in preventing recurrence, especially for athlete’s foot when used regularly.

Key Takeaway for Tolnaftate: Good for general ringworm and especially useful for prevention of athlete’s foot. May be less potent for severe cases than azoles or allylamines.

Application Techniques: Maximizing Efficacy

It’s not just about what you apply, but how you apply it.

Proper technique can significantly impact the success of your ringworm treatment. Contabo Review (2025)

Think of it like precision engineering for your skin.

Skimping on these steps is like trying to build a house with half the instructions.

Cleanliness is King: Prep Your Skin

Before applying any topical antifungal, always wash the affected area thoroughly with soap and water. Gently pat it dry with a clean towel. Why?

• Removes debris: Cleans away dead skin cells, sweat, and any surface contaminants that could hinder absorption.
• Reduces fungal load: Washing physically removes some fungal spores, making the antifungal’s job easier.
• Ensures absorption: A clean, dry surface allows the medication to penetrate the skin more effectively.

The Right Amount: Don’t Be a Scrooge or a Glutton

Applying too little medication won’t be effective, and applying too much is wasteful and can sometimes lead to increased irritation.

• A thin layer: You only need a thin layer to cover the affected area and extend about 1-2 inches beyond the visible rash. Think of it like applying sunscreen – you want even coverage, not a glob.
• Rub it in gently: Ensure the cream or gel is fully absorbed into the skin.

Consistency and Duration: The Non-Negotiables

This is where many people fall short. Ringworm treatment isn’t a “one and done” deal.

• Follow directions: Most products require application once or twice daily. Stick to this schedule religiously. Set a reminder on your phone if you need to.
• Treat beyond symptom resolution: This is critical. Even if the rash appears to be gone, the fungi might still be lurking. Most recommendations are to continue treatment for at least 1-2 weeks after the symptoms have completely disappeared. This ensures all fungal spores are eradicated, significantly reducing the chance of recurrence. For some areas or stubborn infections, this could mean 4-6 weeks of total treatment. Neglecting this step is a common reason for ringworm coming back.

Beyond the Cream: Holistic Approaches to Fungal Control

While topical antifungals are your frontline defense, a comprehensive strategy includes good hygiene and environmental control.

Think of it as reinforcing your fortress from all angles.

Personal Hygiene: Your Daily Defense

• Shower daily: Especially after sweating or exercising. Use soap and thoroughly wash all body folds and areas prone to moisture.
• Dry thoroughly: Pat your skin completely dry, especially between toes, in skin folds, and around the groin. Fungi love dampness.
• Change clothes frequently: Especially underwear, socks, and workout gear. Don’t re-wear sweaty clothes.
• Don’t share: Towels, clothing, combs, brushes, or sports equipment. This is a primary transmission route.
• Keep nails trimmed: Long nails can harbor fungi and make it easier to spread the infection to other body parts by scratching.

Environmental Control: Starve the Fungus

• Breathable fabrics: Opt for cotton or moisture-wicking synthetic fabrics for clothing, socks, and underwear. These help keep your skin dry.
• Air out your shoes: If you have athlete’s foot, alternate shoes daily to allow them to fully dry out. Consider antifungal powders in your shoes.
• Clean surfaces: Regularly clean and disinfect showers, locker rooms, and gym equipment if you use shared spaces.
• Pet check: If you have pets, check them for patches of hair loss or scaly skin, as animals can transmit ringworm to humans. Consult a vet if you suspect your pet is infected.
• Hot water wash: Wash infected clothing, bedding, and towels in hot water with detergent to kill fungal spores.

When to Consult a Professional: Beyond Over-the-Counter Remedies

While topical antifungals are highly effective for most superficial ringworm infections, there are times when you need to call in the cavalry.

Ignoring persistent or spreading infections can lead to complications and a longer recovery time.

Persistent or Worsening Symptoms

If you’ve been diligently using an over-the-counter topical antifungal for 2-4 weeks and the rash isn’t improving, or if it’s getting worse, it’s time to see a doctor. This could indicate: Vps Contabo (2025)

• Misdiagnosis: It might not be ringworm, but another skin condition that requires different treatment.
• Resistant strain: Less common, but some fungal strains can be more resistant to standard OTC treatments.
• Deeper infection: The infection might have penetrated deeper into the skin, requiring stronger, prescription-strength topical or oral medications.

Involvement of Specific Body Parts

Certain areas of the body are harder to treat with topical medications and often require systemic oral antifungals or specific prescription-strength topicals:

• Scalp Tinea Capitis: This is notoriously difficult to treat topically because the fungus infects the hair follicles. Oral antifungals like terbinafine or griseofulvin are almost always necessary.
• Nails Onychomycosis: Similar to the scalp, topical treatments rarely penetrate nail beds effectively. Oral antifungals are the gold standard, often for several months.
• Extensive or Widespread Rash: If the ringworm covers a large body surface area or has spread to multiple non-contiguous sites, oral medication may be more practical and effective.
• Face: While sometimes treated topically, facial ringworm needs careful management to avoid scarring or prolonged issues. A doctor can offer the best advice.

Immunocompromised Individuals

If you have a weakened immune system due to conditions like HIV/AIDS, diabetes, or are on immunosuppressant medications, fungal infections can be more severe and harder to clear.

Always consult a doctor immediately if you develop ringworm.

Signs of Bacterial Co-infection

Sometimes, scratching can break the skin barrier, leading to a secondary bacterial infection. Look out for:

• Increased redness and warmth
• Pus or oozing
• Significant pain or swelling
• Fever

These symptoms warrant immediate medical attention.

Common Myths and Misconceptions About Ringworm

Let’s bust some common myths.

In the age of information, there’s still a lot of misinformation floating around, and adhering to false beliefs can hinder effective treatment and lead to unnecessary frustration.

Myth 1: Ringworm is Caused by a Worm.

Fact: Absolutely not! This is the most enduring myth. Ringworm is caused by a fungus, not a parasite. The “ring” refers to the circular rash, not a worm. Understanding this is crucial because it directs treatment toward antifungals, not dewormers.

Myth 2: You Can Cure Ringworm with Home Remedies e.g., Apple Cider Vinegar, Bleach.

Fact: While some natural remedies might have mild antifungal properties in vitro, they are not reliable or recommended treatments for ringworm.

• Apple Cider Vinegar: Can be irritating and may not kill the fungus effectively, potentially delaying proper treatment.
• Bleach: Extremely irritating and corrosive to the skin. It will cause chemical burns long before it effectively eradicates the fungus, and can lead to permanent skin damage.
• Tea Tree Oil: Some anecdotal evidence suggests it might have mild antifungal properties, but it’s not a substitute for proven medical antifungals and can cause skin irritation or allergic reactions in some individuals.

The takeaway: Stick to evidence-based topical antifungals. They are specifically formulated and tested for safety and efficacy. Don’t play doctor with unproven methods when effective treatments are readily available. 5 Star Hotel Mattress (2025)

Myth 3: Once the Rash is Gone, You Can Stop Treatment.

Fact: As emphasized earlier, this is a recipe for recurrence. The visible rash might disappear before the fungus is completely eradicated. Stopping treatment too early allows lingering spores to multiply and cause a relapse. Always continue treatment for the recommended duration, typically 1-2 weeks after the rash has visibly cleared, or as advised by your doctor or product instructions.

Myth 4: Only Dirty People Get Ringworm.

Fact: This is a common misconception that carries unnecessary stigma. Anyone can get ringworm, regardless of their hygiene habits. While poor hygiene can contribute to conditions where fungi thrive like dampness, exposure to the fungus is the primary factor. Athletes, children, pet owners, and anyone in communal spaces gyms, locker rooms are susceptible. It’s about exposure, not necessarily cleanliness.

Myth 5: Ringworm is Harmless and Will Go Away on Its Own.

Fact: While not life-threatening, ringworm is definitely not harmless. It can be incredibly itchy, uncomfortable, and can spread to other parts of your body or to other people. Left untreated, it can become widespread, lead to secondary bacterial infections, or cause chronic discomfort. It will not typically go away on its own without intervention. Treating it promptly is key to preventing spread and complications.

The Future of Topical Antifungals: What’s on the Horizon 2025 and Beyond

For 2025 and looking further, we might see advancements in drug delivery systems, combination therapies, and novel compounds.

Enhanced Drug Delivery Systems

The biggest challenge with topical treatments is often getting the active ingredient to penetrate the skin barrier effectively and remain at the site of infection for sufficient time.

• Nanotechnology: We’re already seeing more research into nanoparticle-based formulations that can encapsulate antifungal drugs. These tiny particles could potentially improve penetration, target fungal cells more precisely, and reduce systemic absorption, leading to fewer side effects. Imagine a cream where the drug molecules are so small they can slip past the skin’s defenses more easily.
• Microneedle Patches: For localized infections, microneedle patches could offer a controlled and sustained release of antifungals directly into the epidermis. These tiny, dissolvable needles cause minimal discomfort but bypass the outermost layer of the skin, potentially increasing efficacy and reducing treatment duration for specific types of ringworm.
• “Smart” Formulations: Future formulations might be designed to release the drug only under specific conditions e.g., pH changes in infected skin or to adhere more strongly to the fungal cells, enhancing their localized effect.

Novel Antifungal Compounds

While the existing azoles and allylamines are effective, there’s always a push for new compounds, especially to combat potential resistance though resistance to common topical antifungals for ringworm is still relatively rare.

• Targeting New Pathways: Researchers are exploring drugs that target different metabolic pathways in fungi, moving beyond ergosterol synthesis. This could lead to entirely new classes of antifungals with unique mechanisms of action, offering alternatives for stubborn cases.
• Antifungal Peptides: Naturally occurring or synthetically designed antimicrobial peptides are gaining interest. These molecules can disrupt fungal cell membranes in a different way, offering a novel approach to treatment.
• Combination Therapies: While less common for simple ringworm, future topical treatments might combine two different antifungal agents to achieve synergistic effects or broaden the spectrum of activity. They could also combine antifungals with anti-inflammatory agents to reduce itching and redness more rapidly.

AI and Personalized Medicine in Dermatology

Looking further ahead, artificial intelligence AI could play a role in optimizing treatment protocols.

• Diagnostic Tools: AI-powered imaging and diagnostic tools could help dermatologists identify fungal infections more accurately and quickly, reducing misdiagnoses.
• Personalized Treatment Plans: Based on individual skin microbiome analysis or genetic factors, AI might help predict which antifungal will be most effective for a particular patient, leading to more tailored and efficient treatment regimens.

While the fundamental approach to topical antifungal treatment for ringworm remains solid, the advancements in delivery and new compounds promise more targeted, efficient, and potentially faster solutions for skin infections in the years to come.

FAQs

What is the most effective over-the-counter topical antifungal for ringworm?

The most effective over-the-counter topical antifungals for ringworm typically contain active ingredients like terbinafine Lamisil AT or clotrimazole Lotrimin AF. Terbinafine is fungicidal kills the fungus, often leading to quicker resolution, while clotrimazole is fungistatic inhibits growth and effective for a broad range of fungi.

How long does it take for topical antifungal to work on ringworm?

You should typically see improvement in symptoms reduced itching, less redness within 1 to 2 weeks of consistent application. However, it’s crucial to continue treatment for 1 to 2 weeks after the rash has completely disappeared, often totaling 2-4 weeks or more, to ensure complete eradication of the fungus and prevent recurrence. Starkey Edge Ai Review (2025)

Can ringworm spread even with topical treatment?

Yes, ringworm can still spread even with topical treatment if the treatment is not applied consistently, correctly, or if the infection is particularly extensive or aggressive.

Good hygiene practices in conjunction with topical treatment are essential to prevent spread to other body parts or individuals.

What should I do if my ringworm isn’t responding to topical treatment?

If your ringworm is not responding to over-the-counter topical treatment after 2-4 weeks of consistent use, you should consult a doctor or dermatologist. They can confirm the diagnosis, prescribe stronger topical or oral antifungal medications, or rule out other skin conditions.

Is Lamisil AT better than Lotrimin AF for ringworm?

Both Lamisil AT terbinafine and Lotrimin AF clotrimazole are effective.

Lamisil AT is generally considered faster-acting for dermatophyte infections like ringworm because it is fungicidal kills the fungus, potentially requiring a shorter treatment duration.

Lotrimin AF is fungistatic inhibits growth and works well, but may require a longer treatment course.

Can I use topical antifungal cream on my face for ringworm?

Yes, you can typically use topical antifungal cream on your face for ringworm, but exercise caution.

Use a thin layer and avoid contact with eyes, mouth, and mucous membranes.

If the rash is close to your eyes or particularly sensitive, consult a doctor.

What are the side effects of topical antifungal creams?

Side effects of topical antifungal creams are generally mild and localized. They can include mild burning, itching, redness, or irritation at the application site. Serious side effects are rare. Best Free Illustration Software (2025)

How do I prevent ringworm from spreading to others?

To prevent spread, ensure the infected area is covered, avoid sharing personal items like towels, clothing, or combs, wash linens and clothes in hot water, and practice good hand hygiene. Treat the infection promptly and completely.

Can pets get ringworm and transmit it to humans?

Yes, pets especially cats and dogs can get ringworm and easily transmit it to humans through direct contact.

If you suspect your pet has ringworm e.g., patchy hair loss, scaly skin, consult a veterinarian immediately.

Should I cover ringworm with a bandage after applying cream?

It is generally not recommended to cover ringworm with an occlusive bandage after applying cream, as this can trap moisture and create a more favorable environment for fungal growth. Allow the treated area to air out.

If covering is necessary to prevent spread e.g., for children, use a breathable dressing.

Can ringworm come back after treatment?

Yes, ringworm can come back if the treatment course is stopped prematurely, if proper hygiene is not maintained, or if re-exposure to the fungus occurs e.g., from an infected pet, shared items, or contaminated environment.

What’s the difference between antifungal cream, spray, and powder?

• Cream: Best for direct application to dry, scaly skin lesions. Provides good skin contact.
• Spray: Useful for larger areas, hairy areas, or for quick, hands-free application. Can be less messy than powders.
• Powder: Excellent for moist areas like between toes or in skin folds, as they absorb moisture and help keep the area dry. Good for prevention in shoes.

Can I use a topical antifungal on my scalp for ringworm tinea capitis?

No, topical antifungals are generally not effective for ringworm of the scalp tinea capitis because the fungus infects the hair follicles deep within the skin. Scalp ringworm almost always requires oral antifungal medication prescribed by a doctor.

Is ringworm contagious?

Yes, ringworm is highly contagious.

It can spread through direct skin-to-skin contact with an infected person or animal, or indirectly through contaminated objects like clothing, towels, bedding, combs, or gym equipment.

How do topical antifungals kill fungi?

Topical antifungals work by interfering with the fungus’s ability to grow and survive. Sennheiser Hearing Aid Reviews (2025)

Most commonly, they disrupt the synthesis of ergosterol, a vital component of the fungal cell membrane, which leads to structural instability and eventually cell death.

Are there any natural remedies that work for ringworm?

No. While some natural remedies like tea tree oil are sometimes anecdotally used for their mild antifungal properties, they are not medically proven or recommended as standalone treatments for ringworm. They can also cause skin irritation. It’s best to stick to clinically proven topical antifungal medications.

What causes the “ring” shape in ringworm?

The “ring” shape in ringworm is caused by the fungus spreading outwards from the initial infection site, creating a circular lesion with a raised, red, and scaly border, and often a clearer, healing center.

Can I get ringworm from public showers or pools?

Yes, you can get ringworm from public showers, pools, locker rooms, and other warm, moist communal areas if fungal spores are present on surfaces. Always wear shower shoes in these environments.

How long should I continue topical treatment after symptoms resolve?

You should continue topical treatment for at least 1 to 2 weeks after the visible rash has completely disappeared to ensure all fungal spores are eradicated and prevent recurrence.

What happens if ringworm is left untreated?

If left untreated, ringworm can spread to other parts of the body, become more extensive, lead to secondary bacterial infections due from scratching, and cause chronic discomfort. It can also easily be transmitted to others.

Is it normal for ringworm to itch more after starting treatment?

Sometimes, initial irritation or a temporary increase in itching can occur as the skin reacts to the medication or as the fungus dies off.

However, if itching becomes severe, persistent, or accompanied by significant redness or swelling, discontinue use and consult a doctor.

Can children use adult topical antifungal creams for ringworm?

Many over-the-counter topical antifungals are safe for children, but it’s always best to read the product label carefully for age recommendations or consult a pediatrician before using any medication on a child.

What hygiene practices help prevent future ringworm infections?

Key practices include showering daily, drying skin thoroughly, changing out of sweaty clothes promptly, wearing breathable fabrics, not sharing personal items, and wearing shower shoes in public communal areas. Workful Payroll Reviews (2025)

Can diet affect ringworm?

No, there is no scientific evidence that specific dietary changes can cure or directly treat ringworm. Antifungal medication is required.

However, a balanced diet supports overall immune health, which is beneficial for fighting any infection.

When is oral antifungal medication necessary for ringworm?

Oral antifungal medication is typically necessary for ringworm when the infection is:

• On the scalp tinea capitis
• On the nails onychomycosis
• Widespread or severe
• Not responding to topical treatment
• Occurring in an immunocompromised individual

Can I get ringworm from dirt or soil?

Yes, a less common but possible source of ringworm is contact with contaminated soil, especially if the soil contains certain dermatophytes. This is more common in agricultural settings.

What are the main types of topical antifungal ingredients?

The main types of topical antifungal ingredients for ringworm are azoles like clotrimazole, miconazole, ketoconazole and allylamines like terbinafine, as well as tolnaftate.

Does scratching ringworm make it worse?

Yes, scratching ringworm can make it worse.

It can irritate the skin, spread the fungal infection to other body parts especially under the fingernails, and increase the risk of a secondary bacterial infection if the skin barrier is broken.

Can ringworm affect internal organs?

No, typical ringworm tinea corporis affects only the superficial layers of the skin, hair, and nails. It does not affect internal organs.

Systemic fungal infections that affect organs are caused by different types of fungi and are much rarer, usually occurring in immunocompromised individuals.

What’s the best way to clean my shoes if I have athlete’s foot to prevent ringworm recurrence?

To prevent recurrence from contaminated shoes, spray the inside of your shoes with an antifungal spray, or sprinkle antifungal powder into them. Can Lotrimin Treat Yeast Infection (2025)

Allow shoes to air out completely between wears, and consider alternating pairs to ensure they dry thoroughly. Washing insoles if possible is also helpful.