Quercus ilex and Quercus robur allergen extracts. Determination of in the vivo histamine equivalent prick test units (HEP).

Status

Completed

Phases

Phase 2

Study type

Interventional

Source

EU CTIS

Registry ID

CTIS2024-515189-14-00

Acronym

T525-STD-043

Enrollment

Registered

2024-10-03

Start date

2023-01-26

Completion date

2025-01-28

Last updated

2024-10-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Allergy to Quercus ilex and Quercus robur

Brief summary

The primary and single variable is the size of the induced skin papule on application of each of the concentrations of the allergenic extracts and of the positive (histamine) and negative controls, using the prick test.

Interventions

DRUGPrick test of Quercus robur allergen extract

DRUGPrick test of Quercus ilex allergen extract

DRUGSkin Prick Test Negative control

DRUGSkin Prick Test Positive control

Eligibility

Sex/Gender

All

Age

18 Years to 64 Years

Design outcomes

Primary

Measure	Time frame
The primary and single variable is the size of the induced skin papule on application of each of the concentrations of the allergenic extracts and of the positive (histamine) and negative controls, using the prick test.	—

Countries

Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026