Beware of “photosensitive dermatitis” in spring
Photosensitive foods
Photosensitive foods are those that can easily cause solar dermatitis. These foods are absorbed through the digestive tract and enter the skin via the bloodstream. If exposed to bright light at this time, they will react with sunlight, resulting in redness, swelling, and rashes on exposed skin, with symptoms such as pronounced itching, burning, or stinging sensations.
Vegetables with high chlorophyll content and wild greens (ashwagandha, bitter greens) are photosensitive foods. Common photosensitive food also purple clouds, snow lettuce, lettuce, fennel, amaranth, capers, celery, radish leaves, spinach, buckwheat, parsley, red flowering herbs, rape, mustard, figs, citrus, lemon, mango, pineapple, etc..
In addition to plants, there is also “photosensitive seafood”, including snails, shrimps, crabs, mussels, etc.
Photosensitive contact materials
Daily skin contact such as fragrances, preservatives, aniline and aniline derivatives, dyes, etc. in beauty cosmetics and detergents;?
Occupational exposure to tar, asphalt and some moss-like plants
External use on the skin such as dahurin, dahurica, coumarin, etc.
Photosensitive drugs
Some drugs can cause allergy in human body under the stimulation of light after taking, and these drugs are called photosensitizing drugs. The main manifestations of photosensitivity reactions to drugs are: red rash and edema at the skin exposed to light, accompanied by itching, burning pain or pigmentation, and in severe cases, blisters, which can also form ulcers or erosions after breaking.
Oral drugs with photosensitivity, such as tetracycline family, ashwagandha, sulfonamides, nalidixic acid, fenagan, ketorolac, chlorpromazine and other phenothiazines, estrogens, etc.; containing photosensitive substances amount of Chinese medicine, such as thorny, wind, dahurica, dahurica and rue.
Daily care
Stay away from photosensitive substances
Try to avoid or reduce the exposure to photosensitive substances in your life.
In the springtime, whether you are photosensitive or not, you should be careful to eat less photosensitive food when you are having a good meal to avoid unnecessary photosensitivity reactions. Of course, people who have already developed photosensitive dermatitis reactions should stop eating such photosensitive foods immediately.
People who have a history of photosensitivity reactions should be especially cautious when taking medications, and should take the initiative to tell their doctors when they visit them to try not to use such medications. Discontinue medication immediately after the appearance of a rash and seek the help of a dermatologist as soon as possible if necessary.
Sun protection, sun protection, sun protection
This is the most direct and necessary countermeasure after eating or being exposed to photosensitive substances. 18 sun protection weapons are used, I will never stop you?
Special tips.
If you can’t avoid drops of photosensitive drugs, during the use of drugs and within 5 days after stopping them, especially strict attention should be paid to avoid exposure to sunlight or ultraviolet radiation.