Is squeezing the blood immediately after a dog bitten useful?

After a dog bites, squeezing the blood immediately is of little use. Pathogenic bacteria will still remain. The correct treatment method should be: wash immediately with soap and water15 Minutes or more, squeeze out some blood from the wound, and then apply iodine and alcohol alternately to disinfect it. If the dog is domesticated, has been vaccinated and dewormed on time, is in good health, has no obvious abnormal behavioral symptoms, and is bitten for a good reason, it means that the dog is a healthy dog ​​and does not need to be vaccinated.