functions and introduction of theophylline?

theophylline
English name: Theophylline

alias: theophylline extended-release tablets, anhydrous theophylline sustained-release tablets of theophylline, aisimalong; Paula Le fai; Shi Leping; theophylline, chuanping, Cha chuanping, long-acting
indications: bronchial asthma and chronic bronchitis, and emphysema reversible bronchospasm, more suitable for night attack of asthma patients. 
taboo of theophylline in patients who cannot tolerate, not cure epilepsy.undefinedundefinedundefinedundefinedundefinedundefinedundefined1); FONT-WEIGHT: normal; WORD-SPACING: 0px; -WebKit-text-stroke-width:0px "> notes: peptic ulcer, liver and kidney dysfunction, heart failure, a high fever and the use of certain medications, there is hypoxemia, used with caution in patients with a history of high blood pressure.undefinedundefinedundefined in neonatal plasma clearance can be reduced, increased serum concentrations should be used with caution.3