Patients suffering from acanthosis nigricans can be treated with general treatment and medication as prescribed by doctors, but since everyone’s situation is different, there is no such thing as how to treat acanthosis nigricans faster. 1. General treatment: if suffering from drug acanthosis nigricans, patients should follow the doctor’s advice to stop taking drugs; if patients are obese, they need to lose weight in time, maintain low-calorie diet, and usually do more exercise to promote fat burning and speed up weight loss. 2. medication: patients can use vitamin A acid ointment and other keratolytic agent class of drugs to improve the symptoms of skin lesions; can also be used to coal tar sulfate ointment and other tar class of agents class of drugs coated in the affected area, to improve the degree of warts proliferative damage. If you are suffering from acanthosis nigricans, it is recommended that you go to the hospital in time to avoid delays.