following intramuscular injection of co-trimoxazole ( trimethoprim/sulphamethoxazole 1 : 5 ) , concentrations of trimethoprim ( tmp ) and sulphamethoxazole ( smx ) were measured in the prostatic tissue and serum of 30 men undergoing endoscopic prostatectomy .
C0041044
trimethoprim/sulphamethoxazole
C0041041
trimethoprim