# Appropriate Inhaler Use of Tiotropium As Add-on Therapy in Symptomatic Asthma

> **NCT04696965** · NA · COMPLETED · sponsor: **Chang Gung Memorial Hospital** · enrollment: 48 (actual)

## Conditions studied

- Asthma

## Interventions

- **OTHER:** Correct/recheck strategy
- **OTHER:** Usual verbal instruction

## Key facts

- **NCT ID:** NCT04696965
- **Lead sponsor:** Chang Gung Memorial Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-03-04
- **Primary completion:** 2023-03-13
- **Final completion:** 2023-11-20
- **Target enrollment:** 48 (ACTUAL)
- **Last updated:** 2025-02-28


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04696965

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04696965, "Appropriate Inhaler Use of Tiotropium As Add-on Therapy in Symptomatic Asthma". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT04696965. Licensed CC0.

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