Repellent of snakes, scorpions and centipedes

The invention relates to repellent of snakes, scorpions and centipedes, belongs to daily-use chemical industry personal hygiene protective articles, and is applicable to persons to repel the snakes, the scorpions, the centipedes and other poisonous insects during field operations, accommodation, travel, being on duty and the like. Botanical insecticides and the repellents are taken as effective ingredients in the product. The product is formed by mixing and preparing sophocarpidine, rotenone, nicotine and azadirachtin with suitable surface active agents, stabilizers, deionized water and the like, can quickly repel the snakes, the scorpions, the centipedes and the other poisonous insects, and is free of chemical components and safe to use. When the repellent of the snakes, the scorpions and the centipedes is used, the repellent is diluted and then sprayed on tents, clothes and other articles of daily use, shoes, hats and the like of a user, the snakes, the scorpions, the centipedes and the other poisonous insects can be quickly driven away from human bodies through smell.