Immunological efficacy of Qing Fei Pai Du Tang for COVID-19

Immunological efficacy of Qing Fei Pai Du Tang for COVID-19: an open-label, single-arm trial - COVID-19/Qing Fei Pai Du Tang

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000040341

Enrollment

Registered

2020-05-09

Start date

2020-05-09

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

COVID-19

Interventions

We reduce the dose of each herb to 1/30 to explore the feasibility of prophylactic use. The QFPDT decoction is prepared by boiling the mixed herbs in 600 ml of water for 1 h and divided into six aliqu

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Healthy volunteers

Exclusion criteria

Exclusion criteria: Current infectious, inflammatory, or immune-related diseases

Design outcomes

Primary

Measure	Time frame
Plasma cytokine levels after administration of Qing Fei Pai Du Tang for 3 days	—

Secondary

Measure	Time frame
Hematology and blood biochemistry after administration of Qing Fei Pai Du Tang for 3 days	—

Countries

Japan

Contacts

Public ContactTomoka Ebisui

Takanawa Clinic Administration Department

jimukyoku@takanawa-clinic.com03-6433-3165

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026