This tool is no longer supported.    
Please go to   UW Penicillin Allergy Assessment Tool    for updated clinical decision support tool to assist in evaluating your patient's penicillin allergy.
For more information on drug hypersensitivity evaluations see:
2022 Drug Allergy Practice Parameter Update
Pages 1353-1360 review hypersensitivity to beta-lactams.
For any questions, concerns, or feedback please contact UW Palergy:
email: palergy@uw.edu.
Have a nice day!