Penicillin Allergy Testing in STD Clinics

  • End date
    Dec 31, 2022
  • participants needed
  • sponsor
    Johns Hopkins University
Updated on 9 November 2021
Accepts healthy volunteers


Demonstration project to implement penicillin allergy testing in STD outpatients using a questionnaire and pen allergy testing


all subjects receive risk questionnaire For subjects without high risk responses, randomized to direct oral challenge or PCN skin testing followed by oral challenge

Condition allergy to penicillin, Penicillin Allergy
Treatment Penicillin Major Determinant (PrePen) Skin Testing, Direct Oral challenge
Clinical Study IdentifierNCT04620746
SponsorJohns Hopkins University
Last Modified on9 November 2021


Yes No Not Sure

Inclusion Criteria

Prior history of PCN allergy

Exclusion Criteria

No immunodeficiency or contraindication to skin testing
Clear my responses

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Additional screening procedures may be conducted by the study team before you can be confirmed eligible to participate.

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If you are confirmed eligible after full screening, you will be required to understand and sign the informed consent if you decide to enroll in the study. Once enrolled you may be asked to make scheduled visits over a period of time.

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Complete your scheduled study participation activities and then you are done. You may receive summary of study results if provided by the sponsor.

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