When azelaic acid is used
There are many kinds of skin diseases, and the timing of medication is related to the curative effect. Azelaic acid is also a good skin care medicine, and it should not be used carelessly.

If there is a rash on the face of the husband, redness, swelling and heat pain, this is the appearance of heat toxicity. When the skin has an initial acne, red and not broken, azelaic acid can be used. After cleansing the face every day, the skin is slightly dry, take an appropriate amount of ointment, and apply it lightly to the affected area, which can eliminate acne poison and disperse redness and swelling. Cover the skin at this time when the disease starts at the beginning, the heat poison is not deep, azelaic acid can directly attack the disease, inhibit the growth of propionibacterium, and reduce inflammation, so that acne gradually disappear.

And if the skin is dull, uneven in color, with melasma and freckles. In the evening, remove makeup and cleanse the face. When the skin is refreshing, apply azelaic acid thinly to the whole face to improve pigmentation. Covers the strong metabolism of the skin at night, azelaic acid can inhibit the activity of tyrosinase and reduce the synthesis of melanin. Long-term use can make the skin fair and even.

If the skin is sensitive, use it with caution. Try it on a small area behind the ear or inside the arm first. After a day, observe whether it has redness, swelling and itching. If there is no abnormality, it can be used on the face. And the initial use, the concentration should be low and the frequency should be less. When the skin adapts, gradually increase the dosage and frequency.

The way to use medicine is to apply it through syndrome differentiation and seize the opportunity. The use of azelaic acid, according to the condition of the skin, can achieve twice the result with half the effort and return the skin to a healthy and moist state.