NRNP 6566 Describe the relationship between penicillin and cephalosporins. NRNP 6566 Describe the relationship between penicillin and cephalosporins. NRNP 6566 Week 11 Describe the relationship between penicillin and cephalosporins. If a patient is allergic to penicillins, can you prescribe them a cephalosporin NRNP 6566 Describe the relationship between penicillins and cephalosporins. Student Success Center Who … Continue reading NRNP 6566 Describe the relationship between penicillins and cephalosporins.