Hi sir, My mom aged 52 suffering from typoid fever for past 15 days,done widal test it shows typhi o 1:80 and typhi h 1:320. she took ciprofloxacin for 7days and she followed strict diet taken curd rice and fresh juices only, and she had typoid vaccine on 26th may. on 3-6-2014 again she done widal test but the titre doesnt decreased, report shows typhi o 1:80 and typhi h 1:320. What the cause for the titre is in the same level? What treatment should do now? Kindly, waiting for ur reply thank you,