A comparative trial on adjuvant and clinical effects of influenza vaccine by Kampo formulas in elderly people.

A comparative trial on adjuvant and clinical effects of influenza vaccine by Kampo formulas in elderly people. - Effect of Kampo formulas on adjuvant effects of influenza vaccine.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000004552

Enrollment

250

Registered

2010-11-15

Start date

2010-11-01

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

Influenza

Interventions

Oral administration of hochuekkito Oral administration of juzentaihoto Oral administration of hachimijiogan Oral administration of ogikenchuto Non-administration of Kampo formulas

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Influenza vaccine recipients.

Exclusion criteria

Exclusion criteria: 1. Patients with severe diseases whose serum albumin level is under 2.7 g/dl or concentration of hemoglobin is under 9.0 g/dl. 2. Patients with infections who continue the fever above 38 degrees C 3. Patients who take medicines that have influences on antibody productions for instance steroid preparation and immune -suppressive agents.

Design outcomes

Primary

Measure	Time frame
Various sorts of influenza antibody value.	—

Countries

Japan

Contacts

Public ContactHirozo Goto

University of Toyama Department of Japanese Oriental Medicine, Graduate school of Medicine and Pharmaceutical Sciences

076-434-7393

Outcome results

None listed

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