Rabies vaccine is not given by weight, but at least one injection per 1. The complete rabies vaccine requires 5 injections, which are given within 28 days, on days 0, 3, 7, 14 and 28; there are also vaccines that can be given by the 4-dose method, which are given within 21 days, on days 0, 3 and 7 respectively, with 2 injections required for the first time. Rabies vaccine is not played according to weight, according to weight is rabies immunoglobulin or serum, which are immunoglobulin of rabies virus, rabies serum from the blood of horses, per kilogram of body weight need to inject 40 units, relatively cheaper; rabies immunoglobulin from human blood, per kilogram of body weight injection 20IU, relatively more expensive.