What Is Contact Dermatitis?

Contact dermatitis is an inflammatory skin condition that occurs when the skin comes into contact with a substance that either irritates it or triggers an allergic reaction.

There are two main types:

• Allergic Contact Dermatitis
• Irritant Contact Dermatitis

Common symptoms include:

• Red rash
• Itching
• Burning sensation
• Dry, cracked skin
• Swelling
• Blisters or oozing (acute cases)
• Thickened skin in chronic cases

Unlike infections, contact dermatitis is not contagious and cannot be spread from one person to another.

How Contact Dermatitis Treatment Works

Your dermatologist will first determine whether the rash is caused by an irritant, an allergic reaction, or another skin condition.

Treatment options may include:

• Medical Moisturizers (Barrier Repair Creams)
• Topical Corticosteroids
• Topical Calcineurin Inhibitors
• Topical PDE-4 Inhibitors (selected patients)
• Oral Antihistamines (for itch relief)
• Short-term Oral Corticosteroids (selected severe cases)
• Patch Testing
• Treatment of Secondary Skin Infection (when necessary)

Treatment aims to:

• Reduce inflammation
• Relieve itching
• Repair the skin barrier
• Identify triggering substances
• Prevent future flare-ups

Patch testing is often recommended for patients with recurrent or persistent allergic contact dermatitis to identify the specific allergen responsible for the reaction.

Conditions Treated

Dermatologists commonly treat:

• Allergic Contact Dermatitis
• Irritant Contact Dermatitis
• Hand Dermatitis
• Occupational Dermatitis
• Cosmetic Allergy
• Metal Allergy
• Fragrance Allergy
• Chronic Contact Dermatitis

Benefits of Professional Contact Dermatitis Treatment

Potential benefits include:

• Reduced itching
• Faster rash resolution
• Healthier skin barrier
• Fewer flare-ups
• Identification of allergens
• Personalized treatment plan
• Improved quality of life

Allergic vs Irritant Contact Dermatitis

Allergic Contact Dermatitis

Occurs when the immune system reacts to a specific allergen.

Common triggers include:

• Nickel
• Fragrances
• Hair dyes
• Preservatives
• Rubber chemicals
• Cosmetics

Patch testing may be recommended to identify the responsible allergen.

Irritant Contact Dermatitis

Occurs when repeated exposure damages the skin barrier.

Common causes include:

• Frequent hand washing
• Soaps
• Detergents
• Cleaning products
• Chemicals
• Prolonged water exposure

Treatment focuses on repairing the skin barrier while minimizing further irritation.

Combination Treatments

Contact dermatitis treatment may be combined with:

• Patch Testing
• Medical Moisturizer Therapy
• Skin Barrier Repair Programs
• Topical Prescription Medications
• Infection Treatment
• Trigger Avoidance Counseling

What Happens During Treatment?

Treatment generally includes:

• Dermatology consultation
• Skin examination
• Medical history review
• Identification of possible triggers
• Patch testing (when indicated)
• Individualized treatment plan
• Follow-up evaluation

Most consultations take approximately 20–40 minutes.

Recovery and Long-Term Management

Many patients notice improvement within 1–2 weeks after appropriate treatment begins.

Long-term management focuses on:

• Avoiding identified allergens or irritants
• Daily use of moisturizers
• Wearing protective gloves when appropriate
• Using gentle, fragrance-free skincare products
• Early treatment of flare-ups

Persistent or recurrent dermatitis should be re-evaluated to identify hidden allergens or occupational exposures.

How Long Do Results Last?

Contact dermatitis often resolves completely once the triggering substance is identified and avoided. However, repeated exposure can cause the rash to return. Patients with chronic occupational exposure may require ongoing skin protection and long-term dermatologic care.

Estimated Cost in Seoul

Treatment costs vary depending on:

• Severity of dermatitis
• Patch testing
• Prescription medications
• Follow-up visits
• Laboratory testing (if required)

A personalized treatment plan and quotation are provided following consultation.

Who Is a Good Candidate?

Contact dermatitis treatment may be appropriate for individuals who:

• Have an itchy skin rash
• Have recurrent hand dermatitis
• Suspect a cosmetic allergy
• Have work-related skin irritation
• Have persistent skin inflammation
• Need allergy evaluation

Frequently Asked Questions

What causes contact dermatitis?

Contact dermatitis develops when the skin reacts to an allergen or is repeatedly damaged by an irritant such as soaps, detergents, chemicals, metals, fragrances, or cosmetics.

What is patch testing?

Patch testing is a diagnostic procedure used to identify substances causing allergic contact dermatitis. Small amounts of common allergens are placed on the skin and evaluated over several days for a reaction.

Is contact dermatitis contagious?

No. Contact dermatitis is an inflammatory skin reaction and cannot be spread through physical contact.

How long does contact dermatitis take to heal?

Many mild cases improve within one to two weeks after avoiding the trigger and starting appropriate treatment. More severe cases may require longer treatment and follow-up.

Will it come back?

Yes. Contact dermatitis can recur if the skin is exposed again to the allergen or irritant responsible for the reaction. Avoidance is one of the most effective preventive measures.

Can moisturizers help?

Yes. Regular use of fragrance-free moisturizers helps restore the skin barrier and is considered an important part of treatment for both allergic and irritant contact dermatitis.

Is Contact Dermatitis Treatment available for international patients in Seoul?

Yes. Dermatology clinics in Hongdae and Seoul provide comprehensive diagnosis, patch testing, and personalized contact dermatitis treatment programs for international patients.