If you are bitten and bleeding by a domestic pet hamster, you do not need to be vaccinated because hamsters rarely carry rabies virus and domestic hamsters generally do not carry hantavirus, which usually does not cause renal syndrome hemorrhagic fever; however, if the bite is deeper or if you are bitten by a wild hamster, it may increase the chances of tetanus infection in the wound, so it is recommended that you go to the hospital as soon as possible to get tetanus Vaccination. Domestic hamsters carry fewer pathogenic bacteria, but there is no guarantee that a bleeding bite will not become infected, so the patient should promptly squeeze out the blood around the wound with a little force, rinse the wound with soapy water, and disinfect the wound if iodine volts and other disinfectant drugs are available to reduce the risk of wound infection. If the wound is deeper, medical attention will be required. Whether domestic hamster or wild hamster, if the wound is deep and narrow, can form a tetanus clostridium infection reproduction favorable conditions, may cause tetanus, then you need to go to the hospital as soon as possible to vaccinate against tetanus, generally vaccination can be a shot, but also need to try to remove the blood and necrotic tissue to prevent bacterial infection, recovery period need to be alert to whether the patient appeared bitter smile face, clenched teeth, horns and other symptoms Once similar symptoms appear, tetanus infection is suspected and needs to be sent to the doctor immediately. There are more pathogenic microorganisms in wild hamsters, and patients who are bitten are susceptible to hantavirus infection, which in turn increases the chance of renal syndrome hemorrhagic fever, so the injured person can be vaccinated against infection with renal syndrome hemorrhagic fever vaccine, which generally requires three injections. Patients infected with hantavirus may have symptoms such as fever, headache, back pain, orbital pain, etc. It is recommended that patients suspected of having renal syndrome hemorrhagic fever be treated at the infectious disease department of the hospital.