Hair the next day on the oil may be due to physiological reasons or seborrheic dermatitis, can be treated through general treatment, medication and other methods of treatment. 1. General treatment: Physiological causes are mainly related to staying up late, eating sweets and other bad habits, you need to adjust your habits, get enough sleep, avoid eating sweets, spicy and stimulating foods. In addition, seborrheic dermatitis causes hair easy to oil should also pay attention to the above situation. 2. Medication: (1) topical drugs: for infantile seborrheic dermatitis, warm water or baby shampoo can be used every day to wash the hair, remove the scabs, and then apply emollient oil. Adults can follow the doctor’s advice with ketoconazole shampoo shampoo, can play the role of anti-fungal infection. (2) oral drugs: scalp seborrheic dermatitis with intense itching can be prescribed oral antihistamines for itching desensitization therapy, such as loratadine, cetirizine, etc.; for secondary infections, patients can also be prescribed oral antibiotic drugs for anti-infection therapy, such as tetracycline, erythromycin and so on. If there is a hair the next day on the situation of oil, it is recommended to go to the hospital in a timely manner, under the guidance of the doctor’s treatment.