Negative Predictive Value of Drug Provocation Tests to Beta-lactams

University Hospital, Montpellier750 enrolled

Overview

Patients with a complete drug allergy work-up to betalactam antibiotics were contacted (by mail) and asked to answer a questionnaire regarding the tolerance upon readministration of a negatively tested beta-lactam.

Study Type

INTERVENTIONAL

Allocation

Purpose

HEALTH_SERVICES_RESEARCH

Masking

NONE

Enrollment

750

Conditions

Drug Hypersensitivity

Interventions

Evaluation of reexposure to a negatively tested betalactamOTHER

Eligibility

Sex: ALLMin age: 5 Years

Medical Language ↔ Plain English

Inclusion Criteria: * Elderly patients with at least 5 years at the time of consultation for allergy suspected allergy to beta-lactam antibiotics in the University Hospital of Montpellier and with a negative provocation test to a betalactam * The patient or the patient's legal representatives are not their opposition to participate in this study * The patient must be affiliated or beneficiary in a health insurance system Exclusion Criteria: * The patient is exclusion period determined by a previous study * The patient is under judicial protection, guardianship or curatorship * The patient or the patient's legal representatives do not read fluently the French language

Locations (1)

Allergy Unit, Arnaud de Villeneuve Hospital, University Hospital of Montpellier

Montpellier, France

Outcomes

Primary Outcomes

Negative predictive value of drug provocation tests to betalactams

Time frame: one day

Secondary Outcomes

The types of reactions upon reexposure to a negatively tested betalactam

Time frame: one day

Data from ClinicalTrials.gov

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