Hydroquinone cream belongs to the skin discoloration agent, commonly used in the treatment of chloasma, freckles and post-inflammatory hyperpigmentation spots, uneven skin color caused by the use of medication can be discontinued for observation, generally can be recovered naturally, if necessary, can be used to tramadol cream, erythromycin ointment and other drugs treatment. The usage and dosage of hydroquinone cream need to strictly follow the doctor’s instructions, to avoid long-term application leading to excessive inhibition of local pigmentation, and uneven skin color; and avoid applying hydroquinone cream to normal skin, so as not to lead to discoloration of normal skin; some patients are allergic to hydroquinone cream, which can also lead to hypopigmentation after inflammation. The use of hydroquinone cream after the appearance of white spot symptoms are mild, generally will be discontinued after several months of gradual recovery, the recovery period can be appropriate to eat more fresh fruits and vegetables, to ensure enough sleep, avoid staying up late, pay attention to sunscreen; if the white spot is more serious, the need to stop the drug, if necessary, can be used to tramadol cream, erythromycin ointment and other medications for symptomatic treatment. It is recommended that patients use hydroquinone cream under the guidance of a doctor, to avoid private medication or arbitrarily adjust the amount of medication, so as not to delay the condition, this product is prohibited for children under 12 years of age and pregnant women, and allergic to this product, such as itching, blisters, dermatitis, and other adverse reactions to the use of the drug, need to consult a doctor in a timely manner.