The types of spots are freckles, chloasma, nevus of Ota, etc., which need to be removed by choosing medication and laser treatment according to different types. 1. Freckles: 30%~35% trichloroacetic acid solution or phenol and other medicines with stripping effect can be applied under doctor’s operation; Q-switched ruby laser with wavelength of 694 nanometers and intense pulsed light treatment can achieve the effect of removing freckles. 2. Melasma: 2~5% hydroquinone cream and other decolorizers can be used externally as prescribed by doctor, vitamin C, vitamin E and tranexamic acid can be taken orally, and Q-switched large spot low-energy laser and intense pulsed light treatment can achieve the effect of removing melasma. 3. Nevus of Ota: laser treatment is the mainstay, including Q-switched ruby laser with a wavelength of 694 nanometers and alexandrite laser with a wavelength of 755 nanometers. It is recommended that those who have the need for removing spots should consult the doctor in time to clarify the type and carry out standardized treatment under the doctor’s guidance.