Hi Girish garu, Acanthosis nigricans is a common skin pigmentation disorder. It is also called Blackened neck problem. Its signs are dark patches of skin with a thick, velvety texture. The affected areas of skin may also itch or have an odor. It’s caused by excessive growth of epidermal cells over these areas. Acanthosis nigricans risk factors include obesity, family history. Primary treatment of acanthosis nigricans aims to correct the underlying cause. Weight loss and reversing insulin resistance are the most effective ways to eliminate any skin changes. It is reversible and will disappear as the cause is treated. Homeopathy is one of the best treatments for Acanthosis nigricans, it treats naturally from the root and doesn’t cause any side-effects. Some indicated Homoeopathic remedies for Acanthosis Nigricans are Thuja, Sulphur, Arg.nit, Lycopodium. Sulphur, Ars.alb etc. Better to take qualified Homoeopathic doctor’s advice before taking medicines. Please call on +918885920000 for more details about medicines and online consultation. Stay Healthy with one of the “Best Homeopathic treatments” @ Dr. AnkiReddy’s clinic.