You can recall the investigation yourself, or you can go to a regular hospital to see a doctor for treatment, including allergen testing. If the allergen is identified, you should avoid eating or touching it immediately.
If the allergy is mild, you can let the body repair itself; As long as you don't scratch and cause damage, the body has the ability to repair itself, and generally, it won't leave scars; But it will take some time.
If the allergy is slightly serious, you can take chlorpheniramine orally: adult 1 dose 4mg, 1 day 3 times; Children 1 day 0.35 mg/kg, divided into 3 ~ 4 times. Or loratadine for adults and 1 children over 2 years old: once a day 1 time/tablet (10 mg); Children aged 2 ~ 1 2: weight > 30kg: once a day 1 tablet (10mg); Weight ≤ 30kg: one and a half tablets (5mg) once a day 1 time.
Never scratch, so as not to break the skin and cause infection; If it is serious, you should go to a regular hospital to see a doctor.
Don't use hot water to wash your face and take a bath, you should use warm water. Use shampoo, facial cleanser and bath lotion as little as possible. If necessary, use neutral shampoo, facial cleanser and bath lotion.
It is suggested that cosmetics should be used as little as possible. If it is really necessary, the cosmetics that have never been used before should be tested before use, and the test results will not be allergic before use. Here is a test method: apply a small amount of this cosmetic to the local skin of the wrist, wait for one hour, and then continue to use a small amount without allergic reaction; After three times, there is no allergy, and then use it in moderation. If you have allergies, stop using them immediately and remove the cosmetics that have been coated on your body in time; Never scratch, so as not to break the skin and cause infection; If it is serious, you should go to a regular hospital to see a doctor.
In terms of diet, eat fruits or vegetables with high vitamin content, drink plenty of water, have a light diet and abstain from certain drugs or foods that may cause allergies, such as spicy food, fried barbecue, fish, crab, shrimp and seafood.
To buy cosmetics, you should go to a regular store, which can reduce the risk of buying fake and shoddy cosmetics, and you should make a good invoice; In case of problems, it is easier to safeguard rights according to law.