It has been found that vitiligo is an acquired, limited or generalized skin depigmentation disorder, which is a common skin disease affecting beauty. In the clinical work found that there are a lot of skin depigmentation caused by taking certain drugs, the medical called drug leukoplakia, for a secondary vitiligo. Now put forward for everyone to take medication attention. The following four types of drugs easy to cause vitiligo: 1, artificial spices, antihypertensive diuretic drugs. 2, eye drops drugs. 3, cystine, cysteine, dibasic propanol, penicillamine drugs. 4, Thiourea, thiouracil, thyroxine, epinephrine, norepinephrine drugs. The above kinds of drugs are possible due to individual differences and affect the synthesis and metabolism of melanin, so it should be taken with caution, even if you take should pay attention to self-observation, in order to prevent the occurrence of vitiligo symptoms, vitiligo is not a terminal disease. Vitiligo patients should pay more attention to the low temperature in winter to bring you discomfort. Due to digestion and absorption and the body of metabolic factors, often lack of potassium, calcium, sodium, iron and other elements, coupled with the human body in winter urine increased, is appealing to the amount of inorganic salts discharged with the urine is also increased, therefore, it should be supplemented in time. Can eat more food rich in calcium, iron, sodium, potassium, such as shrimp, shrimp, sesame paste, pig liver, bananas and so on. If you have low sodium, cooking, taste slightly salty, can be supplemented.