After extensive burns patient thirst, usually is the performance of blood volume shortage, the larger the burn area the more serious exudate, thirst is also more obvious, at this time simply drinking water can not alleviate the phenomenon of thirst, a large number of drinking water but will aggravate the burden on the gastrointestinal tract, causing acute gastric dilatation, or water intoxication. Because the exudate of burn patients is not only water, but also contains electrolytes, plasma and other components. Clinically commonly used oral rehydration solution for rehydration salts or burns drink, burns drink specific preparation method in 100 ml of cool water with 0.3 g salt, 0.15 g baking soda (sodium bicarbonate), appropriate amount of sugar. In principle, oral rehydration should be a small number of times, discretionary increase or decrease, do not arbitrarily meet the patient’s thirst requirements. For severe burns patients in addition to oral rehydration drinks, the main way of rehydration is to supplement blood volume through the vein to relieve thirst.