What To Do and What NOT To Do - Snake Bite First-Aid There are several old theories on what to do when comforted with someone that has suffered a venomous snake bite. Theories varied from cutting over the bite with a knife, sucking out the venom and spitting it out, raising or lowering the affected area, submerging the affected area in ice and so on. These methods are not recommended for pets. in Public bookmarkswith dogshealthpetssafety