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Clinical evaluation of Mashiningan and Daiokanzoto for the relief of constipation in Parkinson's disease

Clinical evaluation of Mashiningan and Daiokanzoto for the relief of constipation in Parkinson's disease - Comparative study of Mashiningan and Daiokanzoto

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000013879
Enrollment
50
Registered
2014-06-01
Start date
2014-06-01
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

Constipation of Parkinson&#39

Interventions

Administration of Mashiningan for 4 weeks Administration of Daiokanzoto for 4 weeks

Sponsors

Division of Oriental Medicine Center for Community Medicine Jichi Medical University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Parkinson's disease patients who satisfy all of the following conditions: 1) Adult male or female patients age 20 or older 2) Patients presenting with symptoms of constipation despite treatment with Western medicine laxatives 3) Patients with <=3 defecation/week, which has lasted for 6 months or longer 4) Patients who complain of one or more of the following symptoms which has lasted for 6 months or longer ?Lumpy or hard stools in >=1 out of 4 defecation ?Sensation of incomplete evacuation in >=1 out of 4 defecations ?Straining in >=1 out of 4 defecations 5) Patients willing and able to answer the self-administered questionnaire 6) Written informed consent from patients who are able to read and understand the consent document

Exclusion criteria

Exclusion criteria: 1) Pregnant women or nursing mothers 2) Patients with apparent obstructions (such as tumors or hernias) in the intestinal tract 3) Patients with drug-induced constipation 4) Patients with known megacolon/megarectum or intestinal pseudo-obstruction 5) Patients who have undergone prior gastrointestinal surgery or abdominal surgery during the 3 months prior to the start of the study 6) Patients with significant cardiac, hepatic, pulmonary, renal, or mental diseases 7) Patients with severe clinical findings or abnormal laboratory (hematology/urinalysis) findings 8) Patients with uncontrolled hypertension, hyperaldosteronism, hypokalemia, or myopathy 9) Patients who may not comply with this research study protocol 10) Patients diagnosed with cancer within 5 years from the start of the study (except for carcinoma in situ) 11) Patients with constipation that is controlled through treatment with Mashiningan or Daiokanzoto prior to the start of this study

Design outcomes

Primary

MeasureTime frame
Constipation assessment scale

Secondary

MeasureTime frame
1) Bristol stool scale 2) Presence or absence of adverse effects 3) Other individual outcomes, obtained from responses to the questionnaire(Abdominal bloating, stool frequency, sensation of incomplete evacuation, straining, etc.)

Countries

Japan

Contacts

Public ContactShin-ichi Muramatsu

Jichi Medical University Oriental Medicine

muramats@jichi.ac.jp0285-44-2111

Outcome results

None listed

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