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A Randomized, Multi-center, Double-Blind, Placebo-Controlled Trial for the Effects of Yokukansan on Depressive or Neurotic Smoking Patients during Smoking Cessation Therapy

A Randomized, Multi-center, Double-Blind, Placebo-Controlled Trial for the Effects of Yokukansan on Depressive or Neurotic Smoking Patients during Smoking Cessation Therapy - Yokukansan for Smoking Cessation

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000027036
Enrollment
440
Registered
2017-04-18
Start date
2016-06-01
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

nicotine dependence

Interventions

Intervention group An intervention (trial drug administration) period: 12 weeks 1 pack (2.5g), three times a day(7.5g/day),take before breakfast,lunch and dinner. Placebo group An intervention (tri

Sponsors

National Hospital Organization Kyoto
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1.Current smokers with nicotine dependency (FTND 5 point or more), who wish to quit smoking. 2.Patients with depressed tendency: SDS tests are 59 points or less and 39 points or more. 3.Patients not receiving medication at psychiatric/psychosomatic medical department. 4.Outpatients

Exclusion criteria

Exclusion criteria: Patients were excluded from this study based on a pre-trial examination and when their attending physician determined that they met at least one of the following conditions: (1) administration of yokukansan would be inadvisable based on their general condition (2) complications by diseases such as severe liver disease (Child-Pugh classification of C), kidney disease (creatinine clearance of under 15 ml/min), and uncontrolled endocrine disease, (3) consistent use of drugs containing large amounts of licorice and glycyrrhizic acid, (4) history of yokukansan allergy, (5) currently experiencing symptoms of allergy due to some drug, (6) currently pregnant, nursing, or intend to become pregnant during the study period, (7) the attending physician determines that participation in this study would be inappropriate for any other reason (e.g. inability to understand the contents of the study due to dementia).

Design outcomes

Primary

MeasureTime frame
The rate of achievement of smoking cessation after 12 weeks from the start of test drug administration.

Secondary

MeasureTime frame
(1) the degree of change in the SDS/POMS scores from the pre-drug administration screening to the +12W time point (assessment of post-SC depression), (2) adverse events during the trial drug administration period.

Countries

Japan

Contacts

Public ContactKoji Hasegawa

National Hospital Organization Kyoto Division of Translational Research

koj@kuhp.kyoto-u.ac.jp075-641-9161

Outcome results

None listed

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