Mannitol is a good diuretic in medicine, reducing intracranial pressure, intraocular pressure and the treatment of kidney medicine, dehydrating agents, sugar substitutes, but also for tablets of excipients and solid, liquid diluent. Mannitol injection as a high-permeability antihypertensive drugs, is the clinical rescue of brain diseases in particular, commonly used in a drug rescue, with reduced intracranial pressure required by the rapid antihypertensive drugs, the efficacy of accurate features. As an excipient for tablets, mannitol has no hygroscopicity, fast drying, good chemical stability, and has the characteristics of refreshing and granulating. It is used for anti-cancer drugs, antibacterials, antihistamines and vitamins. Part of the tablet. In addition, it is also used for sobering drugs, mouth coolants and other chewing tablets. In food, the goods in the sugar and sugar alcohols in the smallest water absorption, and has a refreshing sweetness, for maltose, chewing gum, rice cakes and other food anti-stick, as well as general anti-pastry pastry powder. Can also be used as diabetics with food, bodybuilding foods such as low calorific value, low sugar sweetener. In the industry, mannitol can be used in the plastics industry, made of rosin ester and artificial glycerol resin, explosives, detonators (nitro mannitol) and so on. In chemical analysis for the determination of boron, biological tests used as a bacterial culture agent. Although mannitol can be absorbed by human gastrointestinal, but not in the body accumulation. After being absorbed, part of the body is metabolized, the other part from the urine; by hydrobromic acid reaction can be obtained dibromo mannitol.

For resin and drug synthesis; dehydration drugs, diuretics. Treatment of cerebral edema and glaucoma, acute oliguria, prevention of acute renal failure, treatment of nephrotic syndrome edema. Active intracranial hemorrhage disabled injection (except craniotomy).