Cistanche herb extract for COPD

JRCT ID: jRCTs041210138

Registered date:31/01/2022

Basic Information

• Recruitment status: Recruiting
• Health condition(s) or Problem(s) studied: COPD (chronic obstructive pulmonary disease)
• Date of first enrollment: 31/01/2022
• Target sample size: 10
• Study type: Interventional
• Intervention(s): Intake of Cistanche herb extract

Outcome(s)

• Primary Outcome: The tolerability of Cistanche herb extract for COPD patients (completion rate, defining adverse effect)

Secondary Outcome

The effects of Cistanche herb extract
1) the effect of 6 minutes walking test
2) the effect of pulmonary function tests
3) the effect of serum biomarkers

Key inclusion & exclusion criteria

• Age minimum: >= 20age old
• Age maximum: Not applicable
• Gender: Both

Include criteria

1) subject: COPD patients with stage II-IV
2) age, sex: equal or over 20, both sex
3) symptom: stable more than 3 months
4) past disease: any
5) comorbidity: anyone who can undergo 6 minutes walking test
6) laboratory data: consisted to COPD criteria in pulmonary function tests
7) anyone who can agree to consent form

Exclude criteria

1) anyone who cannot agree consent form
2) anyone who is not suitable in investigator decision

Related Information

• Primary Sponsor: Hayashi Ryuji