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A Phase 1 Clinical Trial of EB-1020 in Healthy Subjects (Single and Multiple Ascending Doses)

A Phase 1, Single-center, Parallel-group, Randomized, Placebo-controlled, Double-blind Trial to Evaluate the Safety, Tolerability, and Pharmacokinetics of Single and Multiple Ascending Doses of EB-1020 in Healthy Adult Male Subjects

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2071220029
Enrollment
55
Registered
2022-07-25
Start date
2022-07-15
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

Attention deficit hyperactivity disorder (ADHD)

Interventions

[Part A] Subjects will receive single oral administration of EB-1020 once-daily extended-release(QD XR) capsule(82.2,164.4,or 328.8mg) or placebo capsule. [Part B] Subjects will receive 5-day repeated

Sponsors

Sanada Nobuhito
Lead Sponsor

Eligibility

Sex/Gender
Male

Inclusion criteria

Inclusion criteria: 1) Japanese males age 18 years or older and younger than 40 years at the time of informed consent 2) Body mass index (BMI = body weight(kg)/(height{m})2) of>=19.0kg/m2 and==50kg at screening 4) Subjects who are capable of providing their own signed informed consent prior to the start of any trial-related procedure and who are judged by the investigator or subinvestigator to be capable of meeting all of the requirements of the trial

Exclusion criteria

Exclusion criteria: 1) Subjects who, on the basis of their medical history or the physical examination at either screening or admission, are judged by the investigator or subinvestigator to be placed at risk or to have a clinically significant abnormality that might possibly affect the evaluation endpoints, including drug absorption, distribution, metabolism, or excretion This may include, but is not limited to, a medical history or complication of cardiac, hepatic, renal, neurologic, endocrine, gastrointestinal, respiratory, hematologic, or immunologic disease. 2) Subjects with systolic blood pressure of >140mmHg or 90mmHg or =20mmHg(at screening) 3) Subjects whose pulse rate in the supine position after resting for at least 3 minutes is not within the range of 50 to 90bpm(at either screening or admission) 4) Subjects who have a medical history or current symptoms of hepatitis or acquired immunodeficiency syndrome 5) Subjects with a positive result in immunological tests (hepatitis B surface antigen[HBsAg], hepatitis C virus(HCV)antibody, human immunodeficiency virus[HIV] antigen and antibody, syphilis) or polymerase chain reaction (PCR) test (SARS-CoV-2) at screening 6) Subjects with a history of drug allergy 7) Subjects with a positive result in alcohol breath test or urine drug test at screening or admission (positive result for alcohol breath test: concentration of >0.00 mg/L)

Design outcomes

Primary

MeasureTime frame
Safety endpoints -Adverse events (AEs) -Clinical laboratory tests (hematology, blood chemistry, urinalysis) -Physical examination -Neurological examination -Vital signs (blood pressure, pulse rate, body temperature, respiratory rate) -Body weight -12-Lead electrocardiogram (ECG) -Columbia-Suicide Severity Rating Scale (C-SSRS) Pharmacokinetic endpoints -Plasma concentrations of EB-1020 and EB-10601 -Pharmacokinetic parameters of EB-1020 and EB-10601 -Cumulative parameters of EB-1020 and EB-10601 -AUC ratio for EB-10601 to EB-1020 -Dose proportionality of Cmax and AUC of EB-1020 and EB-10601

Contacts

Public ContactDrug Information Center

Otsuka Pharmaceutical Co., LTD.

opc_ctr@otsuka.jp+81-3-6361-7314

Outcome results

None listed

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