Suggest Treatment For Persistent Fever And Presence Of Patches In Chest X-ray

Sir my father have been suffering from fever for last 20 days. We have done 3times blood checkup. TLC was on 15spt he had 14700 and 19 spt 16300. We asked for xray also.. Xray report advice to R/O Tubercular Etiology . Then 23spt we went to TV hospital Nehru ngr they hv said that due to high TLC not cause of TV but when they check our xray . Father has no khasi and balgam he has only fever for last 12 days. They found some patches on chest in xray than they have recommended medicines for 5days RESTUM CV 500 morning and evening, PARACETAMOL morning and evening and one more table name is not clear on table that is for evening. He took this medicines but fever still there. 29spt Dr. Repeated the same medicines for 5 days but fever did gone then we have asked fir another blood test and found TLC has increased 17200. Then 5oct Dr. Decided to take another xray in their hospital and than found some improvements in the patches. And again repeated that medicines. And for last 3 he has no fever but tlc is very high. Can u suggest us what to do now. any test required, any medicine, food etc.. How can we control his TLC. according to you what problem he has. He use tobacco and 20yrs ago he used to take drink but not taking drink for 20yrs. Thanks Gopal Prakash 0000