for screening mueller-hinton agar , tests with streptococcus faecalis atcc 33186 or atcc 29212 are recommended : zones should be fairly clear and greater than or equal to 22 mm ( trimethoprim disks ) or greater than or equal to 24 mm ( trimethoprim-sulfamethoxazole disks ) .
C0041041
trimethoprim
C0041044
trimethoprim-sulfamethoxazole