If enough is injected the nerves controlling the heart and lungs are adversely affected and death may result. A tourniquet is not recommended. The fangs of Tasmanian snakes are not particularly efficient so a lot of the poison is lost on the skin's surface or on garments that the snake may have bitten through. Outside the body the poison is harmless. One of the early symptoms of Tiger Snake bite is a massive frontal headache.
Fear often leads to shock which makes the situation more dangerous.
Reassure the victim at all times. The chances of death are very small. Record information on allergies and medications of the patient. There is always a chance of unconsciousness. Record pulse rate.