in combined oral therapy rifampin plus oxytetracycline , rifampin plus tmp/smx and oxytetracycline plus tmp/smx showed comparable results with low relapse rates ranging from 4 to 8 % in patients receiving therapy for 3 or 5 weeks , no relapses occurred in patients treated for 8 weeks .
C0038689
tmp/smx
C0041044
tmp/smx