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I-CANN Japan trial

Phase I/II study to evaluate the efficacy and safety of cannabis- based medical products in patients with intractable medical conditions requiring cannabinoid products, which are regulated in Japan by the Narcotics and Psychotropics Control Act - I-CANN Japan trial

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCTs031240495
Enrollment
150
Registered
2024-11-19
Start date
2025-03-14
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

Drug Resistant Epilepsy Epilepsy

Interventions

Sponsors

Takumi Ichiro
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1Patients whose epileptic seizures remain uncontrolled for one year despite monotherapy (or combination therapy) with two major antiepileptic drugs (Carbamazepine, phenytoin, phenobal, zonisamide, valproate, etc.) 2Patients who have been using cannabinoid products (foods) that are no longer available after the enforcement date of the Narcotics and Psychotropic Substances Control Act (December 12, 2024) who wish to use the study drug cannabinoid (Step 1) or who wish to use the study drug cannabinoid (Step 2) 3Patients who were judged to be eligible to participate in this clinical study through individual review by the Appropriate Cannabinoid Use Committee of the Japan Society of Clinical Cannabinoids 4Patients who were over one year old at the time of informed consent 5Patients who have obtained written consent from research subjects or legal guardians

Exclusion criteria

Exclusion criteria: 1)Patients with a history of serious hypersensitivity or anaphylactic reaction to cannabinoid-derived products 2)Patients who are currently participating in another clinical trial. or who have participated in a clinical trial and have not taken the study drug for more than 1 month 3)Patients who are or are likely to be pregnant 4)Patients who are unable to enroll in the study online or by electronic device, enter data, or transmit data via the Internet by the study participant or proxy 5)Patients who are judged by the principal investigator or subinvestigator to be unsuitable for inclusion

Design outcomes

Primary

MeasureTime frame
Seizure frequency

Secondary

MeasureTime frame
adverse event

Contacts

Public ContactIchiro Takumi

St.Marianna University School of Medicine

takumi@marianna-u.ac.jp+81-44-977-8111

Outcome results

None listed

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