| Antibiotics | C6 | C11 | C13 | C23 | I16 | I17 |
| Cell wall synthesis inhibitor |
|
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|
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| Penams |
|
|
|
|
|
|
| Ampicillin (25 µg) | S | S | S | S | S | S |
| Cloxacillin (5 µg) | S | S | S | S | S | S |
| Penicillin G (2 µg) | S | S | S | S | S | S |
| Cephams |
|
|
|
|
|
|
| Cephalexin (30 µg) | R | R | R | S | R | S |
| Cephaloridine (30 µg) | R | R | R | R | R | R |
| Cepharadine (30 µg) | R | R | R | R | R | R |
| Cefuroxime (30 µg) | R | S | R | S | S | S |
| Ceftriaxone (30 µg) | R | S | R | R | R | S |