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Home / News / Applying retinoic acid ointment at night is more effective in treating acne

Applying retinoic acid ointment at night is more effective in treating acne

Views: 0     Author: Site Editor     Publish Time: 2022-05-16      Origin: Site

Tretinoin in treating acne

Acne, also known as "whelk", is a chronic inflammation of hair follicles and sebaceous glands, which many teenagers will experience. It often occurs in areas with more and more active sebaceous glands, such as face, chest and back. It is characterized by acne, inflammatory papules, pustules, nodules, cysts and scars. Yang Weiling, director and chief physician of the Department of Dermatology and Venereology of the rocket Army General Hospital, said that the most common and common drug for acne is retinoic acid ointment. Due to the keen desire to remove acne, many acne patients will apply retinoic acid ointment to their face before going to bed or going to work in the morning. Some patients even use it externally on their face three times a day without looking at the instructions and paying attention to the application method and dose, which often leads to some adverse reactions.tretinoin effects - JIAHE

Retinoic acid ointment is a preparation for external use. The ingredients of drugs produced by different pharmaceutical manufacturers are different. However, the main component of this drug is all trans retinoic acid, which can dissolve cutin and induce epidermal hyperplasia. It can remove cutin by regulating the abnormal process of keratinization of hair follicle sebaceous gland epithelium, so as to prevent and eliminate the formation of acne. This drug is used to treat keratotic diseases such as acne, psoriasis, ichthyosis, lichen planus, palmoplantar and toe keratosis. Apply it twice a day. When treating facial acne, the concentration of retinoic acid ointment should be less than 0.05% each time. Try not to use it during the day, because retinoic acid has irritating effect on the skin. If it is applied on the skin surface during the day, it is easy to produce erythema and burn on the face, and pigmentation is easy to occur when exposed to sunlight. This reaction increases with the increase of drug concentration. Therefore, when treating facial acne, retinoic acid ointment, Do not use it during the day. Use it every night or before going to bed (once every other day if the stimulation is too strong). It should be noted that at the beginning of use, there will be some slight irritation. Most of the skin can adapt and be resistant. The irritation phenomenon is also a drug effect and a normal phenomenon. It can gradually disappear after a period of time. If the irritation phenomenon continues or worsens, it can be used or suspended under the guidance of a doctor, and it is forbidden for the eyes. When using retinoic acid ointment, do not use other drugs to avoid strong stimulation. Some patients use retinoic acid ointment to treat acne, which will aggravate the skin lesions at first, but it will improve after 3-4 weeks, so don't be afraid.

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