Sun spots, which are common in clinical practice, can be eliminated through skin care, medication, physical therapy and other measures. 1. Skin care: first of all, one should avoid being irradiated by sunlight again and take sun protection measures in time when going out, meanwhile, keep skin hygiene, avoid scratching and squeezing, and eat more fruits and vegetables rich in vitamin C. 2. Medication: hydroquinone cream, azelaic acid cream, vitamin E ointment and other medications can be used externally to promote pigment absorption. 3. Physical treatment: such as strong pulse laser, high frequency electric knife and other physical treatment measures. Sun spots should go to regular medical institutions in time, all drugs and treatments should be used under the guidance of professional doctors to avoid blind treatment leading to adverse consequences.