Biology · Immunology and Pharmacology
An anaphylactic reaction after administering penicillin indicates which of the following?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1An acquired atopic sensitization
- 2Passive immunity to penicillin allergen
- 3Antibodies to penicillin developed after previous exposure to the drug✓
- 4Development of potent bivalent antibodies when IV administration was started
Correct answer
Antibodies to penicillin developed after previous exposure to the drug
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