My son (age 28,weight 61kg,height 5 5 )had a high grade fever (around 104 degree F )for more than a week and he was hospitalised for 7 days where despite dengue,malaria and widal negative(all titres Stop,Sth,Spahn and Spbh less than 20) ,he responded to anti malarial treatment(along with Inj Artesunate and Tab Doxycyline also given Ceftriaxone 1 gm twice daily for 1 week.His Crp which was very high 137.1 mg/litre at the time of admission was 41.6 mg/litre. The fever relapsed again dafter 3 weeks but was low grade hovering around 100-101 degree F. WIDAL done again was less than 20 except Spbh showing 1:80 and he is responding to Oratil 500 (given for 5 days twice daily).ESR was normal 9 mm at 1 hour.Crp 8.65 mg/ litre.The physician wants to admin irse stronger antibiotic for another week and repeat WIDAL .IS he right?