Influence of Nutrition on Nasal and Bronchial Affliction in Patients With Allergy on Grass-Pollen

Influence of Nutrition on Nasal and Bronchial Affliction in Patients With Allergy on Grass-Pollen After Low-Dosed Specific Bronchial Provocation

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT00519740

Enrollment

120

Registered

2007-08-23

Start date

2006-08-31

Completion date

2008-12-31

Last updated

2009-02-04

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

Conditions

Allergy, Bronchial Asthma, Bronchial Hyperreactivity, Hypersensitivity

Keywords

grass-pollen, allergy, bronchial hyperreactivity, asthma

Brief summary

The study is meant to observe the influence of nutrition on nasal and bronchial discomfort in patients with allergy on grass pollen after specific bronchial provocation. Therefore, the investigators will record the patients' nutrition habits and measure the blood level of long chained polyunsaturated fatty-acids.

Interventions

OTHERinhalative specific bronchial provocation with grass-pollen

Study design

Allocation

NON_RANDOMIZED

Intervention model

PARALLEL

Primary purpose

PREVENTION

Masking

NONE

Eligibility

Sex/Gender

ALL

Age

12 Years to 45 Years

Healthy volunteers

Yes

Inclusion criteria

* age \>12 and \<45 years * informed consent * Known allergy on grass-pollen

Exclusion criteria

* age \<12 and \>45 years * Clinical asthma requiring regular inhalation * vital capacity \>80% * FEV1 \< 75% * Chronic disease * pregnancy * Inhalative or systemic steroid use * substance abuse * incapability of understanding the study's purpose and performance

Design outcomes

Primary

Measure	Time frame
correlation of the blood fatty-acid level and bronchial hyperreactivity, measured as the exhaled NO.	aug 2006 - feb 2007

Countries

Germany

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 31, 2026