Which beta-lactam antibiotic has no cross-allergy with penicillin?

NURS-6521 Walden University Final exam  – Which beta-lactam antibiotic has no cross-allergy with penicillin? Question 44                    1 pts Which beta-lactam antibiotic has no cross-allergy with penicillin? Group of answer choices   Aztreonam   Ampicillin   Dicloxacillin   Amoxicillin-clavulanate   Piperacillin-tazobactam