It is very annoying to have acne on your face. Acne will cause some damage to the skin, such as leaving acne marks. There are many anti-acne drugs, including skin care products, on the market. Timely treatment of acne can effectively reduce the damage caused by acne to the skin. What should we do at this time? Can salicylic acid ointment treat acne?

1. Drug introduction

Salicylic acid is a fat-soluble organic acid. An ingredient in aspirin and many pain relievers, it has been shown in clinical trials to reduce the long-term risk of heart disease in people with diabetes. The latest research requires all people with type L diabetes who already have heart disease to take it, and salicylic acid treatment is also recommended as a way to prevent complications. All people with diabetes over the age of 30 should take it unless they have a specific medical reason. It is also used in skin care products, and many people use salicylic acid ointment that contains this ingredient.

2. It can remove acne

Salicylic acid has antibacterial properties against microorganisms when applied externally. The principle of removing acne is to clear pores, dissolve the structural substances between the cuticles, and cause the cuticle to fall off. , can remove excessive accumulation of stratum corneum. The famous saying of salicylic acid for removing acne is "As long as the pores are not clogged, acne will not pop up easily." It seems that salicylic acid is really effective in removing acne. However, in fact, excessive exfoliation of the stratum corneum will weaken the skin’s defense and may cause erythema, itching, stinging or allergies. Therefore, salicylic acid must be used when using it. Be very careful and understand that although salicylic acid is good for removing acne, you must be careful not to get it on your eyes.

3. Clinical effects

Salicylic acid ointment is a dermatological drug and an over-the-counter drug. It is mainly used for tinea pedis and xeroderma, tinea capitis, tinea pedis and local keratin hyperplasia. , can also be used for the treatment of psoriasis, superficial mycosis of the skin, acne, corns, seborrheic dermatitis, warts and calluses. The effect of salicylic acid ointment is determined according to its concentration. At a concentration of 1 to 3%, it has a keratolytic effect, which can restore the stratum corneum of the skin to normal and has an anti-itching effect; at a concentration of 5 to 10%, it has a keratolytic effect. , reducing intercellular adhesion in the stratum corneum by dissolving intercellular adhesives, or increasing hydration and softening by lowering the pH value of the stratum corneum, leading to keratolysis and desquamation. When the concentration is ≤0.3%, salicylic acid has an antibacterial effect on Gram-positive and Gram-negative bacteria and pathogenic yeasts. The antifungal effect of salicylic acid ointment is produced by inhibiting the growth of fungi and removing the cuticle. . In addition, when the concentration is ≥0.1%, it also has a photoprotective effect.

4. Precautions for use

First of all, if you are using other drugs during the use of salicylic acid ointment, you must use it under the guidance of a doctor.

Second, salicylic acid ointment cannot be applied directly to skin ulcers, otherwise it will be counterproductive.

Third, people who are allergic to salicylic acid ointment are prohibited from using it, and people with sensitive constitutions should use it with caution.

Fourth, children should use it under adult supervision.

Fifth, after using salicylic acid ointment for a period of time, if it still has no effect, you should go to a regular hospital for treatment immediately.

Sixth, if the properties of salicylic acid ointment change, stop using it immediately.

5. Skin fungal infection

Athlete's foot is a skin disease caused by fungal infection. There are many causes. Some are caused by shoes that are not breathable and feet sweat easily. , and some are caused by infection due to liking to wear other people's shoes. In short, no matter what the cause, athlete's foot can make people feel unbearably itchy, so it is very necessary to know the solution for fungal infection in the feet.

There are several types of athlete's foot caused by fungal infections. For different situations, let's take a look at the solutions to fungal infections on the feet. First of all, for patients with athlete's foot who have erosion and exudation between their toes, they should be careful not to use highly irritating drugs. It is best to wait for the wound to converge and dry before using drugs. You can soak your feet with an appropriate proportion of potassium permanganate solution, and then apply some other agents to coordinate the treatment.

Please consult your local doctor for specific usage methods to avoid adverse reactions.

So what should we do about fungal infections with severe keratinization of the skin on the feet? In this case, general antifungal drugs are difficult to be absorbed by the skin. Therefore, simply applying the drug will not see very obvious effects. Therefore, before using medication, we can take some measures to soften the cuticle on the skin surface. You can use 10% salicylic acid ointment or compound benzoic acid ointment, and then use antifungal drugs to treat it.

If you have small blisters on your feet, what should you do about this fungal infection? In this case, you can first soak it in 3-boric acid solution, and then apply topical antifungal drugs according to the doctor's advice. Patients with severe fungal infections can be treated with oral antibiotics.