Typhoid after daily low fever. Help!

Im 24 yrs male got thypoid at first widal 1:40 low fever present 99-99.8,after 10 days widal 1:160,taken oral antiboitics like ornio,azithral ,moxinow for 14 days during this max fever is 100.3,this is in April ,after that blood test done widal 40 ,smear mp neg,from April onwards daily low fever 97.8-99.8 is coming daily ,morning after wake up less than 98.6 if any work done it 99-99.2 afternoon 99.2-99.6 sometimes 99.8 if taken rest it reduce to 99or 99.4,evening after 9or 10pm it comes to normal if any work done it is 99 ,during sleep also normal ,this is my problem,tests such as vit b12. 232, vit d 30.2,us abd ,chat x-ray normal,blood culture in June neg,I'm vegetarian from 3yrs 20 days back esr 7,crp 4,wbc 7900,rbc 4.9,hb 13,plat 2.24 lks.mch26 mchc 27,5 days before CBC tst esr 20,rbc 11270,rbc 4.7,plat 2.1lks,diff count all normal ,montoux neg,LFT normalwhat is reason for this is this due to thypoid or any iron deficiency plsgive advice doctorsI'm unabletostudy,doctors kindly help