hi doctor, my wife had been hospitalised with high temperature severe headache chestpain and coughing, she have ulcer problems so had give her only antibiotic injection for one week and discharged from hospital last week, they told us she ha ve viral fever with chest infection. and to take bedrest,... but yetreday again she have some temperature 100 again so visietd doctor , had blood and urine checck, but she have all the counts found normal . , her coughs and chestpain comes down , but still it there, her temperature is 98.5 around in morning hours but it raises up to 100 in night, no medicine for her now . now what shall we do? WHY THE TEMPERATURE RECURRING?