Snake Bite: What To Do Types of snake venom: Cytotoxins cause local tissue damage. Hemotoxins cause Cytotoxins cause local tissue damage.. Neurotoxins affect the nervous system. Cardiotoxins act directly on the heart. Symptoms of snake bite: Symptoms depend on the type of snake, but may include: Bleeding from wound Blurred vision Burning of the skin Convulsions Diarrhea […]