My brother is suffering from persistent fever , that comes only during nights and it goes up to 102-103 F for almost 15 days. Our doctor mentioned that the blood tests are normal. There were platelets reduction but it started to increase after 2 days. Tested negative for scrub typus, Leptospirosis, dengue, malaria & Typhoid. Also the abdominal ultrasound scan is normal. My doctor tested
CRP and it was 7.9. He mentioned that it could be scrub typhus and given lariago ds & doxy for 3 days.But I am scared of fever that continues yet. Not sure on the further steps. Please help