陕西西安读者李某来信说:我的一位好友最近感冒发烧,门诊部医生给他打了好几天的点滴,在点滴液中进入了地塞米松。给药后不久体温开始下降,但停药后不久体温又复上升。一连好几天过去了,病情不见好转,体温反复波动,咳嗽、咯痰加剧。昨天早上起床后感到全身乏力,并有胸闷、喘息、气 Lee, a reader from Xi’an, Shaanxi Province, wrote: A friend of mine recently had a cold and fever. The outpatient doctor gave him a few days of dripping and entered the dexamethasone solution. Shortly after administration of body temperature began to decline, but shortly after withdrawal of body temperature rise again. After several days passed, the condition did not improve, temperature fluctuations, cough, expectoration increased. I felt tired and had chest tightness, wheeze and gas yesterday morning after getting up