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Repeat-dose study of JBP-TPOXX in Japanese healthy subjects (Phase I study)

Repeat-dose study of JBP-TPOXX in Japanese healthy subjects (Phase I study)

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2031230327
Enrollment
20
Registered
2023-09-05
Start date
2023-07-04
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

Mpox, smallpox, cowpox,and omplications occurred by proliferation of vaccinia virus after smallpox Mpox,Smallpox, Cowpox

Interventions

Subjects will take JBP-TOPOXX 3 capsules (600 mg) twice a day for 14 days as approximately 12 hours (+/-30 minutes) between each dose within 30 minutes after eating. As a recommendation, the meal befo

Sponsors

Arai Masumi
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Personnel who meet all of the following criteria shall be eligible: 1)Subjects who obtained written consent of the subject's own free will for participation in the clinical trial. 2)Age at the time of informed consent: 18 to 50 years 3)Persons with a Body Mass Index (BMI) of 18.5 kg/m2 or more and less than 25.0 kg/m2 at screening

Exclusion criteria

Exclusion criteria: Any person who falls under any of the following criteria shall be disqualified: 1) Patients with a past history of anaphylaxis due to food or medicine 2) Patients with a history of serious cardiovascular system, blood system, respiratory system, liver, kidney, gastrointestinal system, psychoneurological system, or present medical history 3) Persons with a history of convulsions or epilepsy 4) Persons with a history of immunodeficiency 5) Persons with relatives (within the third degree) with congenital immunodeficiency 6) Persons with a current history of bronchial asthma 7) Smokers or those who quit smoking within 6 months of hospitalization 8) Persons who are alcoholic or have a history of alcoholism 9) Patients with uncontrolled hypertension (systolic blood pressure > 140 mmHg and/or diastolic blood pressure > 90 mmHg) 10) Persons with a positive drug abuse test result at screening or persons with a history of drug dependence 11) Patients with a positive immunological test (HBsAg, HCV antibody, HIV antigen/antibody, serologic test for syphilis) at screening. 12) Patients with clinically significant abnormalities on screening ECG or QTcF > 450 msec 13) Patients with clinically significant abnormalities in screening laboratory tests 14) Subjects who cannot refrain from using drugs or herbal supplements, including over-the-counter drugs, from the date of informed consent until 48 hours after the completion of administration of the investigational drug 15) Women who wish to become pregnant or who are pregnant or breastfeeding during the period from study entry to the first dose of study drug 12 weeks later. Men of women of childbearing potential and their sexual partners should use oral contraceptives (pill), condom, vasectomy, tubal ligation, diaphragm, intrauterine diaphragm, spermicide, intrauterine hormone release system, etc. from the day of study until 12 weeks after the first administration of the investigational product. 16) Subjects who participated in a clinical study of other unapproved drugs within 4 weeks before the start of the clinical study (the date of reckoning shall be the date of administration of the investigational product) and received the investigational product. 17) Patients with a travel overseas within 4 weeks before the start of the clinical trial (the date of reckoning is the date of administration of the investigational product). 18) Individuals unable to comply with and follow up on the protocol (due to psychological, family, social, geographic, etc.) 19) Other subjects who were considered by the investigator (or subinvestigator) to be ineligible for the study.

Design outcomes

Primary

MeasureTime frame
Type, frequency, and severity of adverse events that occurred during the study treatment period and the observation period (Days 1 to 28).

Secondary

MeasureTime frame
Concentrations of tecobilimato and tecobilimato metabolites (M4, M5 and TFMBA) and pharmacokinetic parameters in plasma after repeated administration of the investigational product twice daily for 14 days.

Contacts

Public ContactMasumi Arai

Japan Biotechno Pharma Co.,Ltd

Masumi.Arai@japanbiotechnopharma.com+81-3-6231-0850

Outcome results

None listed

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