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SOUJAKU & HISUI study

Effect of concomitant use of Hyuga angelica leaf powder supplement and Class 3 OTC drug nourishing tonic on sperm

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCTs031220545
Enrollment
45
Registered
2022-12-27
Start date
2023-01-05
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

Healthy adult male

Interventions

Subjects are divided into 3 groups (12-week intake group, 24-week intake group, non-intervention group) to evaluate the effect on sperm.

Sponsors

Miyata Akinobu
Lead Sponsor

Eligibility

Sex/Gender
Male

Inclusion criteria

Inclusion criteria: 1.Male aged 30 to 59 2.Those who have been trying to conceive with a specific partner for more than a year and have not been able to conceive naturally. 3.Subjects with a BMI value of 19 or more and less than 30 4.Subjects who fully understood the participation in this research and gave written consent of their own free will.

Exclusion criteria

Exclusion criteria: 1.Subjects with a BMI value of less than 19 or 30 or more 2. Subjects who are receiving treatment, medication, or lifestyle guidance from a doctor for dyslipidemia or diabetes 3.Subjects who continue strenuous exercise on a daily basis 4.Those who tend to go to bed/start time irregularly and are sleep deprived 5. Subjects who habitually use the sauna 6. Excessive smokers and regular alcohol users 7.Those who are taking AGA drugs 8. Subjects who are exposed to excessive stress on a daily basis 9.Subjects who are likely to show allergic symptoms to drugs or foods 10. Severe cerebrovascular disease, heart disease, liver disease, kidney disease, digestive system disease, infectious diseases requiring notification, etc.suffering from 11. Those who use a pacemaker or defibrillator 12.Patients with a history of major gastrointestinal surgery such as gastrectomy, gastrointestinal suture, intestinal resection 13.Subjects with significant abnormalities in blood pressure measurement and blood tests 14.Subjects with severe anemia 15.Subjects who have participated in, or plan to participate in, other clinical studies that are affected by this study within one month prior to obtaining informed consent 16.In addition, those who are judged to be inappropriate by the principal investigator

Design outcomes

Primary

MeasureTime frame
Sperm count, Normal morphology rate of sperm, Sperm motility

Secondary

MeasureTime frame
subjective assessment

Contacts

Public ContactKaneko Takeshi

Japan Clinical Trial Association

jacta@usjri.com+81-3-6302-0593

Outcome results

None listed

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