Korean Medicine for Skin Immunity & Viruses
Flat Warts · Verruca Plana · Sabo· Flat Warts
Incheon Songdo Baekrokdam Korean Medicine Clinic
Flat warts that keep reappearing even after being scraped off; they only stop when the immune environment is changed.
Do they reappear within 6 months even after laser removal?If you were startled because you squeezed what you thought was closed comedones only for it to spread, this is not just a skin problem but an immune signal from your body.
Flat warts are a condition where the HPV virus penetrates the skin barrier and multiplies. Baekrokdam does not forcibly remove visible warts but helps the body push out the virus on its own.
Key disease information at a glance
- Other names
- Flat warts, Sabo (蛇瘊), Flat Warts
- Cause
- Human Papillomavirus (HPV) types 3, 10, 28, 29 infection
- Classification
- Viral skin immune disease
- Main symptoms
- 2~4mm flat papules, itching, linear spreading
- Characteristics
- Highly contagious and spreads rapidly to surrounding areas if scratched or squeezed
- Diagnosis
- Visual diagnosis and medical history — essential to differentiate from acne and milia
- Treatment Approach
- Focused on herbal medicine (strengthening immunity and inducing natural shedding of warts)
- General Duration
- Approx. 3–4 months (including the period for inducing immune response)
- Telemedicine
- Possible (photo of the affected area required)
Frequently heard in the consultation room
Many patients visit with these descriptions
These are expressions often heard in the consultation room. If this sounds like your story, it's worth suspecting flat warts.
Consult via telemedicine →What are flat warts?
Bumpy papules that increase every time you look in the mirror. If you squeezed them thinking they were acne but they spread instead, that's exactlyFlat Warts (Flat Warts)it. It's a skin disease caused by Human Papillomavirus (HPV) infection.
In Korean medicine, thisPyeonpyeong-u(扁平疣)orSabo(蛇瘊)is what it has been called. It is not simply a problem on the surface of the skin, but is seen as external 'pathogenic energy' (virus) invading when the body's vital energy (immunity) is weakened, causing Qi and blood to stagnate.
What many people misunderstand is"Warts are done once you just remove them"is what they think. However, flat warts don't have deep roots; rather, seeds called 'viruses' are hidden throughout the skin. If you only shave the surface, the hidden viruses will sprout again.
Classical medical texts like Donguibogam also emphasized medicinal herbs that boost immunity and remove dampness for treating warts. This aligns closely with modern immunological perspectives.
Even from a Western medical perspective, this is an infectious disease. A fundamental solution is only possible when immune cells recognize the HPV virus and produce antibodies. Korean medicine treatment plays a role in helping thisAntibody formation process (immune response)very process.
Medical Staff in Charge
Representative DirectorDr. Yeonseung Choe
Many patients come to the clinic after trying to squeeze what they thought was acne, only for it to spread, or after becoming exhausted from undergoing 3–4 laser treatments. Flat warts are not simple blemishes but a viral disease. What's more important than scraping them off is for your body's immune system to reach a state where it can push out the virus on its own. I will help you find that path to fundamental recovery.
- Graduated from Gyeonggi Science High School
- Graduated from Kyung Hee University, Pre-Korean Medicine
- Graduated from Kyung Hee University, College of Korean Medicine
- Current) Representative Director of Baekrokdam Korean Medicine Clinic
- Former) Representative Director of Miall Korean Medicine Clinic, Incheon Songdo Branch
- Former) Director of Miall Korean Medicine Clinic, Gangnam Main Branch
- Former) Representative Director of Dolbom Korean Medicine Clinic, Seocho Main Branch
- [Books]
- Overcoming Polycystic Ovary Syndrome
- Overcoming Chronic Vaginitis - Symptoms, Causes, and Treatment
- Post-miscarriage Care as Important as Postpartum Care: Post-miscarriage Korean Medicine A to Z
Flat warts occur when it is easy for viruses to penetrate'gaps'occurs when [they] develop.

Main Causes of Flat Warts — How They Accumulate
- 1 Weakened immunity
The root cause is a weakened immune surveillance system due to overwork, stress, and lack of sleep
- 2 Skin barrier damage
When the skin's protective layer is broken by excessive scrubbing, incorrect self-extraction, or atopic dermatitis, virus penetration becomes easier
- 3 Direct/indirect contact
It can be transmitted through sharing towels among family members or contact in public places such as gyms and swimming pools
- 4 Koebner phenomenon
If you scratch the wart area or irritate it with a razor, the virus spreads in a line along the wound
- 5 Hormonal changes
It often spreads suddenly during periods of rapid hormonal changes and decreased energy after pregnancy or childbirth
Because flat warts have a unique shape,Detecting them early and not irritating themis important.
Main Symptoms of Flat Warts — What Patients Actually Experience
Skin Appearance
- Flat Papules — The surface is flat as if sliced with a knife and slightly raised above normal skin
- Color Changes — Initially flesh-colored or pink, then turning brown over time
- Size — Usually small at about 2–4mm, but several can merge to form large plaques
- Affected Areas — Primarily occurs on the face (forehead, cheeks, around the mouth), neck, chest, and back of the hands
Accompanying Features — Immune Signals
- During the active phase, the affected area becomes itchy or red and congested
- Warts appear in a line along scratch marks
- The number of warts noticeably increases when fatigued
- Surrounding skin becomes sensitive and easily reddened
Unlike simple blemishesItching or spreadingis often accompanied by.
If these symptoms appear together, it means the virus is currently very active.
Chronic Flat Warts, Baekrokdam's Approach
Summary— Simply scraping them off doesn't reach the root of the virus. Boosting skin immunity with herbal medicine to make the warts 'fall off on their own' is the way to prevent recurrence.
Why Baekrokdam Focuses on Herbal Medicine
The goal of herbal medicine is not just to suppress external symptoms, but to create a body that recovers on its own without medication.
Flat warts areThe goal should be 'shedding,' not just 'removal'. Laser or cryotherapy removes the visible warts immediately, but leaves the latent virus inside the skin. When immunity weakens, the virus becomes active again, leading to recurrence.
Herbal medicine activates immune cells that fight viruses and regenerates the skin barrier.If you make your body recognize the wart as a 'foreign substance that doesn't belong,' an immune response occurs where the wart turns red and falls off on its own. This is the core of Korean traditional medicine.
Why it doesn't show up well in tests
Tests look at values and structures, but the essence is often a 'bodily imbalance' that is not easily captured by tests.
General dermatological treatmentMorphological removalfocuses on . However, the real cause of flat warts is the invisible virus and a collapsed immune system. This doesn't show up as a numerical value of 'how weak it has become,' even under a microscope.
Therefore, "recurrence after laser" is not so much a treatment failure asbecause only the surface was treated while there was no strength to overcome the virusit is often a case of . The fatigue, indigestion, and weakened skin condition felt by the patient are evidence of decreased immunity.
So how is it treated? — Baekrokdam's method
We examine the whole body through medical inquiry, pulse diagnosis, and abdominal palpation, and resolve the root cause with herbal medicine.
Especially for viral diseases,a person's systemic conditionmust be precisely analyzed.
- Pattern Identification (Bian Zheng)— We prescribe customized herbal medicine by analyzing the current state of the warts (acute/chronic) and the patient's constitution (Qi deficiency/Damp-heat, etc.)
- Inducing immune response— We induce the process where warts turn red and fall off through immune-strengthening medicinal herbs such as Coix Seed (Job's tears)
- Lifestyle correction— We increase treatment efficiency through guides on face washing, shaving, and dietary habits to prevent the spread of the virus
Baekrokdam, through herbal medicine,Internal immunity and skin regenerative power simultaneouslyboosts [it]. Our goal is not just to remove a single wart, but to create a healthy skin environment where the wart virus can never take hold again.
Clinical classification of flat warts based on pattern identification
Flat warts are largely divided into 4 types depending on the patient's physical condition.
Wind-Heat Toxicity Type風熱毒盛
An acute state where warts appear suddenly, are itchy, and have a reddish tint
Treatment direction: Dispel Wind and Clear Heat · Detoxification
Internal Accumulation of Damp-Heat Type濕熱內蘊
Those with dark-colored, chronic warts who usually have poor digestion and feel heavy
Treatment direction: Clear Heat and Resolve Dampness · Resolve Phlegm
Deficiency of both Qi and Blood Type氣血兩虛
Those with long-lasting warts, a very weak skin barrier, and chronic fatigue
Treatment direction: Tonify the Middle and Augment Qi · Immune Reinforcement
Liver Qi Stagnation Type肝鬱氣滯
Those who are sensitive to stress and whose wart symptoms change according to emotional shifts
Treatment Direction: Relieving Liver Qi Stagnation · Qi and Blood Circulation
Adjusting the proportion of the prescription according to the patient's condition,By each stage of the immune responseFinely modifying the composition of medicinal herbs.

Progress of flat wart treatment by stage
- Month 1 — Immune Preparation Phase
Supplementing Qi and blood through herbal medicine and creating a skin immune environment.
- A stage to soothe the warts so they no longer spread
- Itching or redness in the affected area gradually decreases
- Improving overall physical condition with a prescription tailored to the patient's constitution
- Months 2–3 — Immune Response and Shedding Phase
This is the period when the body begins to actively attack the virus.
- 명현 반응(면역 반응): 사마귀가 일시적으로 더 붉어지거나 가려워질 수 있는데, 이는 탈락의 전조 증상이에요
- Warts begin to harden or turn black and fall off on their own
- Confirming that no new warts are appearing
- Months 3–4 — Skin Regeneration and Stabilization Phase
Assisting regeneration so that no scars remain where the warts fell off.
- Clearing remaining micro-warts and strengthening the skin barrier
- A prescription to replenish body fluids to prevent hyperpigmentation
- Final check of lifestyle habits for relapse prevention and termination of treatment
Immunotherapy does not make warts disappear immediately; they go through a process of falling off via the body's response. The intensity of the response may vary depending on the individual.
Those with chronic recurrent types: For chronic cases that have already undergone laser treatment multiple times or have persisted for more than 5 years6 months or moresteady treatment may be required. It is important to be patient with the mindset of eradicating it down to the roots.

Consult comfortably via non-face-to-face for your current concerns.Herbal medicine prescriptions are available anywhere nationwide.
Those with chronic recurrent types: For chronic cases that have already undergone laser treatment multiple times or have persisted for more than 5 years6 months or moresteady treatment may be required. It is important to be patient with the mindset of eradicating it down to the roots.
Conditions confused with flat warts
Flat warts are easily confused with other skin conditions, which can lead to incorrect treatment.
Sebum comes out during extraction, but for warts, nothing comes out when squeezed; they only bleed or spread.
These are white grains that mainly appear around the eyes; they are not contagious and feel rounder and harder than warts.
A benign tumor originating from the sweat ducts; it is deep in the skin, so it does not disappear easily and does not spread as quickly as warts.
Mainly appearing in the elderly, the surface is rough and the color is dark. They tend to be larger and have clearer borders than flat warts.
It hangs in a sagging shape and is not a viral disease, so it is not contagious.
Flat wart treatment reviews
Flat Warts (Verruca Plana) FAQ
Why do flat warts keep recurring even after laser removal?
Laser treatment is a method of removing the visible 'result,' but it cannot eliminate the HPV virus itself hiding in the skin. If your immunity is low, laser stimulation can even act as a trigger to spread the virus further. Creating an environment where the virus cannot survive is the key to preventing recurrence.
I squeezed it thinking it was closed comedones, but it spread more. Is it a wart?
Yes, that happens very often. Flat warts have a characteristic of spreading in a line when irritated (Koebner phenomenon). By squeezing it thinking it's acne, the virus is transferred to the side through hands or tools. If bumpy spots suddenly spread, it's best not to touch them and get an examination first.
Can I undergo laser treatment while taking herbal medicine?
During the acute phase when they are spreading rapidly, it is safer to induce an immune response with herbal medicine rather than laser treatment. While they can be combined as needed when immunity rises and warts begin to fall off, the goal is usually for the warts to fall off on their own through herbal medicine treatment alone.
How long should the treatment period be?
Usually, 3 to 4 months is considered the standard. Time is needed for the 'immune response' to occur, where immune cells recognize and attack the virus to push out the warts. The period may be slightly longer if the duration of the illness is long or if there have been many laser recurrences.
Are non-face-to-face consultations and prescriptions possible?
Yes, it is possible. We carefully check the condition of the affected area through high-definition photos and identify the systemic immune status through a medical questionnaire. Baekrokdam has a well-established nationwide non-face-to-face consultation system, so even those far away can receive herbal medicine by courier and proceed with treatment.
I heard Job's tears are good for flat warts. Can I just eat Job's tears powder?
In Korean medicine, it is true that Job's tears (Coicis Semen) is an important medicinal herb for treating warts. However, depending on the patient's constitution (damp-heat, qi deficiency, etc.), Job's tears alone may be insufficient or even unsuitable. It is much more efficient to take a prescription formulated with other medicinal herbs according to your body's condition.
I'm confused whether the bumps on my face are flat warts, skin tags, or syringomas. How can I tell them apart?
To the naked eye, they can all look like similar bumps. However, while skin tags are soft fibromas and syringomas are caused by clusters of sweat gland ducts, flat warts are caused by Human Papillomavirus (HPV) infection. The most significant characteristic of flat warts is that they are contagious, so touching them can cause them to spread to surrounding areas or to family members.
I had my flat warts removed with a laser, but they keep coming back. Is there a reason for this?
Laser treatment physically removes the visible lesions. However, if the virus remains in the skin, it can easily recur whenever your immunity weakens. That's why Korean medicine clinics focus on strengthening the skin's immune system through herbal medicine and pharmacopuncture to create an environment where the body can overcome the virus on its own.
Skin conditions to consider alongside flat warts
These are skin conditions that should be managed alongside flat warts or are easily confused with them.
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