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Effectiveness of sofpironium bromaide gel for clozapine-induced hypersalivation in patients with treatment-ressistant schizophrenia:A double-blind comparative study (Effectiveness of ECCLOCKgel for clozapine-induced hypersalivation)

Effectiveness of sofpironium bromaide gel for clozapine-induced hypersalivation in patients with treatment-ressistant schizophrenia:A double-blind comparative study (Effectiveness of ECCLOCKgel for clozapine-induced hypersalivation)

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCTs041210033
Enrollment
20
Registered
2021-06-17
Start date
2021-07-17
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

schizophrenia schizophrenia,hypersalivation

Interventions

Sponsors

Amano Yuhei
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Patients diagnosed as schizophrenia according to DSM-5 diagnostic criteria 2. Patients who have been continuously taking clozapine for at least 8 weeks prior to enrollment and have moderate or excessive drooling (5 points or more on the Drooling Severity and Frequency Scale) 3. Inpatients and outpatients 4. Patients who can provide written consent for participation in this study from themselves or their guardians

Exclusion criteria

Exclusion criteria: 1.Patients with obvious deterioration of psychiatric symptoms within the past 4 weeks 2.Patients whose general condition has deteriorated within the past 4 weeks, and whose participation in the study is judged to be inappropriate. 3.Patients with closed-angle glaucoma, dysuria due to prostatic hypertrophy, and patients with a history of hypersensitivity to the ingredients of Sofpironium bromide gel 4.Patients taking oral anticholinergic medication 5.Patients who are judged by the physician to be inappropriate for the study.

Design outcomes

Primary

MeasureTime frame
Saliva volume per minute(6 weeks later)

Secondary

MeasureTime frame
Saliva volume per minute(2,4,6 weeks after) Objective drooling rating scale(Drooling Severity and Frequency Scale),(Nocturnal Hypersalivation Rating Scale) Subjective symptoms of drooling by VAS (Visual Analog Scale) Dverse events

Contacts

Public ContactJun Matsuda

Anzunokai Kakamigahara Hospital

jun0914@kakamigahara-hosp.jp+81-58-389-2228

Outcome results

None listed

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