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A Study to Evaluate the Safety, Efficacy, and PK of ONO-2017 in Japanese Patients With POS 2 to 17 year olds

ONO-2017-04:A Multicenter, Open-label Study to Evaluate the Safety, Efficacy, and Pharmacokinetics of ONO-2017 in Japanese Patients With Partial Onset Seizures Aged 2 to Under 18 Years.

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2071260025
Enrollment
20
Registered
2026-05-12
Start date
2026-05-30
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

Partial onset seizures in epilepsy patients (including secondarily generalized seizures)

Interventions

ONO-2017 will be initiated at a dose of 12.5 mg once daily and titrated in the specified method to a target dose of 200 mg per day. The daily dose may be increased or reduced as appropriate according

Sponsors

Hirashima Yoshinori
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - Japanese male or female patients aged 2 to under 18 years at the time ofinformed consent. - Patients diagnosed with epilepsy as having POS with uncontrolled seizuresat least 6 months prior to informed consent, regardless of the presence orabsence of secondarily generalized seizures - Patients who have had POS at least once in 4 weeks before registration. Seizure information can be obtained from the participant's own retrospective patient epilepsy diary, etc. - Participants must have been treated with 1 to 3 ASMs at stable doses forat least 2 months before registration

Exclusion criteria

Exclusion criteria: - Patients with a history of status epilepticus requiring hospitalization within 3 months before registration - Patients with a history of non-epileptic psychogenic seizures. - Patients with simple partial seizures without motor symptoms or idiopathic generalized epilepsy - Patients diagnosed with Lennox-Gastaut syndrome - Patients with a history of serious drug-induced hypersensitivity reaction (e.g., Stevens-Johnson syndrome, toxic epidermal necrolysis, DRESS, drug-induced hypersensitivity syndrome [DIHS]) or drug-induced rash requiring hospitalization

Design outcomes

Primary

MeasureTime frame
Adverse events and adverse drug reaction

Secondary

MeasureTime frame
Percentage change from the pre-observation period in seizure frequency per 28 days during the treatment period and in each phase

Contacts

Public ContactSupport Desk JP

Ono Pharmaceutical Co.,LTD.

clinical_trial@ono-pharma.com+81-120-278-120

Outcome results

None listed

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