A randomised crossover study of citric acid cough challenge in healthy volunteers: Comparison of Mefar Dosimeter and Jaeger Aerosol Provocation System (APS)

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN71430262

Enrollment

Registered

2004-09-30

Start date

2002-11-22

Completion date

Unknown

Last updated

2018-05-07

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

Conditions

Respiratory: Cough challenge Respiratory

Interventions

Comparison of Mefar Dosimeter and Jaeger Aerosol Provocation System (APS)

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 50 healthy volunteers

Exclusion criteria

Exclusion criteria: Not provided at time of registration

Design outcomes

Primary

Measure	Time frame
Not provided at time of registration	—

Secondary

Measure	Time frame
Not provided at time of registration	—

Countries

United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026