Because of the likelihood of cross-sensitivity reaction, cephalosporins should be administered with extreme caution to clients with a history of allergic reaction to:
a. aminoglycosides. c. penicillins.
b. macrolides. d. tetracyclines.
ANS: C
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A Incorrect: There is no cross-hypersensitivity between penicillins and aminoglycosides.
B Incorrect: There is no cross-hypersensitivity between penicillins and macrolides.
C Correct: Because cephalosporins were developed as offshoots of penicillins, there may be cross-sensitivities between penicillins and cephalosporins.
D Incorrect: There is no cross-hypersensitivity between penicillins and tetracyclines.
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