Acne, Dermatology FAQ

Pregnancy Acne: Safe Treatments and Remedies for Expecting Mothers

Pregnancy-related acne? I am currently 8 weeks pregnant, and since the beginning of my pregnancy, I have been experiencing a severe outbreak of acne and pimples on my face, neck, chest, and back, which has also left many acne scars. The situation is quite distressing. Are there a...

Dr. Wu Yuxin Reply:
Hormonal changes are the primary cause. Without actual visualization of the lesions, it is not possible to confirm the diagnosis. If it is very concerning, please seek medical attention as soon as possible.

Can Fruit Acids Help Remove Acne Scars and Treat Dry Skin?

Can alpha hydroxy acids (AHAs) eliminate acne scars? About a year ago, I developed some acne that left behind some pitted scars. They have faded a bit since then, but are still noticeable. Occasionally, I still get small pimples. I would like to know if using a 30% combination of...

Dr. Wu Yuxin Reply:
For depressed scars, there is some help, but the primary treatment still relies on laser therapy. As for the issue of cracked skin on the hands, the cause can only be determined after an examination.

Battling Acne After Stopping A-Retinoids: What to Do Next?

Severe acne breakout? Two years ago, after finishing a course of isotretinoin, my skin was in excellent condition for nearly a year. At that time, I only needed to apply a moisturizing lotion, and everything was perfect. However, after stopping the medication, I started experienc...

Dr. Wu Yuxin Reply:
Quickly seek treatment from a specialist.

Can I Mix AHA with Water for Acne Treatment?

Can A acid be mixed with water for application? Previously, my doctor prescribed me a 0.1% third-generation retinoid to treat acne. The doctor advised me to use only a pea-sized amount and not to apply too much. However, I find it difficult to spread it evenly over my entire face...

Dr. Wu Yuxin Reply:
You can apply moisturizer first, followed by tretinoin.

What to Do If Acne Medication Washes Off: Expert Advice

What should I do if my acne medication was washed off? Hello Doctor: After seeing the doctor for the acne on my face, I was prescribed oral medication and a topical gel to apply twice a day. However, I need to wash my face shortly after applying it, which removes the gel. Is it s...

Dr. Wu Yuxin Reply:
It can be reapplied.

Understanding Side Effects of Topical Retinoids: Allergies and Acne Treatment

Regarding the side effects of retinoids? Recently, I have been experiencing recurrent acne on my skin and would like to resume using topical retinoids. However, I previously used a topical retinoid product for acne and developed swelling of the eyelids (my double eyelids became s...

Dr. Wu Yuxin Reply:
If it is an allergy, the swelling will increase with continued application. It is recommended to switch to a medication with different ingredients.

How to Treat Skin Irritation from Acne Medication Near the Eyes

Applying acne medication around the eye area? Hello, I am using a topical acne medication called Bactroban. While applying the acne medication, I accidentally got it on the skin around my eyes, which has caused the skin in the upper left area of my eye to become red, itchy, and r...

Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it is impossible to determine the issue. If it is causing significant distress, please seek medical attention as soon as possible. A proper examination is necessary to understand the problem and to determine the appropriate treatment.

Dealing with Enlarged Pores: Post-Cleansing Concerns and Solutions

Post-Facial Cleansing Issues I have large pores on my nose and around my nostrils. After washing my face, I can see white substances in the pores (I'm not sure if it's from the cleanser) because before washing, my skin felt oily and there were no white substances. Is it...

Dr. Li Yufen Reply:
Hello: Based on the description of white substances in the pores, it is possible that they are sebaceous filaments. For a detailed introduction, you can refer to the Yuanli Medical Aesthetic Clinic at https://www.yuanliclinic.com/%E8%AA%A4%E6%8A%8A%E7%9A%AE%E8%84%82%E7%AE%A1%E7%B...

Do Over-the-Counter Acne Serums Really Work? Expert Insights

Acne serum Hello Dr. Lee, I would like to ask if over-the-counter acne serums that meet the standards of the Ministry of Health and Welfare are really effective for acne?

Dr. Li Yufen Reply:
Hello: Generally speaking, acne serums are designed for daily skincare use for individuals with acne-prone skin. If there are numerous acne lesions and significant redness, it is usually recommended to seek medical attention and use topical acne medications or oral medications fo...

Understanding Acne Scars: Treatment for Incomplete Popping

Skin disease acne Hello doctor, I had a pimple that was swollen. After I squeezed it, it bled a lot, but it wasn't fully drained, and the surface of the pimple has turned black. Is this a scar? If so, how should I treat it? What should I do about the part that wasn't fu...

Dr. Wu Yuxin Reply:
The darkening of the surface is likely due to scabbing or pigmentation.

Concerns About Skin Infection from Hospital Bed Exposure

Skin infection issues Hello, doctor. I would like to ask about a situation during my hospital examination. Since I was lying on the examination bed, the nursing staff did not use disposable paper sheets, and instead, I was on an old hospital bed that appeared to have some stains ...

Dr. Wu Yuxin Reply:
Generally, there is no risk of infection, so there is no need to worry.

Managing Acne Care: Can I Use AHA Products with My Current Medications?

Acne care issues? Hello, doctor: I have recently been using the prescription medication Tretinoin and 10 mg of oral Isotretinoin. Can I still use alpha hydroxy acid (AHA) skincare products? My skin is extremely dry and peeling, but using other skincare products tends to cause bre...

Dr. Wu Yuxin Reply:
You should consult your attending physician about this issue, as they are most familiar with your condition and can help you choose the most suitable medications and skincare products.

Can Acid-Based Skincare Products Be Used with Dermatological Treatments?

Can acid-based skincare products be used in combination with Dermalux water-soluble cream? Hello Doctor: I have acne on my face and seborrheic folliculitis on my body. Are acid-based products (such as retinol, salicylic acid, and tranexamic acid) suitable for me? Or should they b...

Dr. Li Yufen Reply:
Hello: Acne-prone skin can use acid-based products, but it is important to monitor for symptoms such as redness, peeling, or stinging. The medication "Lunacort" contains steroid components and is typically used for conditions like eczema and skin allergies; however, lon...

Understanding Non-Itchy Red Spots on Skin: Causes and Solutions

Skin red spots Under normal circumstances, there are red spots on the chest and upper arms (painless, non-itchy, within the skin) that do not resemble acne and are not raised. They are quite noticeable, and others often comment on their abundance. After exercise, they become more...

Dr. Li Yufen Reply:
Hello: Based solely on the textual description, it is not possible to accurately diagnose a skin condition. It is recommended to consult a nearby dermatologist for diagnosis and treatment. Thank you!

Can Ketoconazole Cream Cause Acne Breakouts? A Dermatology Concern

After applying the medication prescribed by the doctor for tinea versicolor, I started to develop acne? I have a sweat patch at the junction of my neck and shoulders. After taking medication for four weeks, my doctor prescribed a topical treatment for the sweat patch and advised ...

Dr. Li Yufen Reply:
Hello: The medication itself should not have side effects that cause acne. You might want to consider whether the ointment is being applied too thickly, which could lead to pore blockage and subsequently result in acne. Additionally, hot weather may cause sweat to accumulate arou...

Understanding Oral A Acid Dosage for Effective Acne Treatment

Oral isotretinoin dosage? Hello, Doctor. I started taking oral isotretinoin in October of last year. I weigh about 60 kg, and my doctor said my condition was not very severe, so I could stop after taking 100 capsules. Initially, I was prescribed 20 mg every three days, but after ...

Dr. Wu Yuxin Reply:
There is no absolute method of consumption; it should vary from person to person, as each individual's severity and needs/expectations differ. For example, one might start with one pill a day, but after a month, if the condition improves, it could change to one pill every tw...

How to Prepare Your Skin Before Applying Topical Retinoids

Pre-treatment actions before applying A acid? I have acne and I am about to start using topical retinoids. The instructions say to apply it before bedtime, but I wash my face before showering, then apply a hydrating product followed by aloe vera or hyaluronic acid, and then Vasel...

Dr. Wu Yuxin Reply:
It can be applied directly.

Understanding AHA Use: Addressing Acne and Skin Flaking Issues

Issues related to the use of retinoic acid? Hello, doctor. I would like to ask you a few questions. I have been using tretinoin as a skincare product daily for about a year and a half. My skin type is mainly combination, and I tend to get acne. During the mid-phase of using it, m...

Dr. Li Yufen Reply:
Hello: For a detailed introduction to acne, you can refer to the article from Med's Good Friend at https://www.medpartner.club/acne-cure-care-myth/. 1. There are many causes of acne, and the use of retinoids (A acid) does not lead to the development of acne. 2. It may be due...

Understanding Moles: When to Worry About Skin Cancer Risks

Having too many moles raises concerns about skin cancer? Doctor, may I ask if having more than 7 moles on the right arm means that the total number of moles on the entire body exceeds 50? And if there are more than 11 moles on the right arm, does that mean the total number of mol...

Dr. Wu Yuxin Reply:
It's not the number of moles that increases the risk of skin cancer; rather, it's important to observe each mole individually.

Understanding Deep, Hard Pimples Around Ears and Jaw: Causes and Solutions

There are often quite deep and hard pimples around the ears (including behind the ears or on the earlobes) and on the jawline? I am currently a senior preparing for the university entrance exam, and I would appreciate your insights. Since the second year of high school, I have be...

Dr. Wu Yuxin Reply:
1. Yes. 2. Yes, but medical treatment is necessary. 3. Drinking more water is still important, but it does not help to eliminate what is hidden beneath the skin. 4. Most men do not consider the issue of hormonal imbalance.

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