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Safety and Pharmacokinetics Study of MT-3921 in Spinal Cord Injury

A Study to Investigate the Safety, Tolerability , Pharmacokinetics of Single Ascending Dose of MT-3921 in Subjects With Acute Spinal Cord Injury

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04096950
Enrollment
3
Registered
2019-09-20
Start date
2020-04-19
Completion date
2021-01-06
Last updated
2023-05-15

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Spinal Cord Injury

Brief summary

The purpose of this study is to assess the safety, tolerability and pharmacokinetics of MT-3921 in subjects with spinal cord injury.

Detailed description

This is a Phase 1, open-label, single ascending dose study of MT-3921 in subjects with spinal cord injury.

Interventions

BIOLOGICALMT-3921 Low dose

MT-3921 Low dose, intravenous, single dosing

Sponsors

Tanabe Pharma America, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 65 Years
Healthy volunteers
No

Inclusion criteria

Additional screening criteria check may apply for qualification: * Provide written informed consent prior to beginning any study procedures * Cervical spinal cord injury, ASIA impairment scale grade A, B, and C with the International Standards for Neurological Classification of Spinal Cord Injury (ISNCSCI) Neurological level of injury between C4 and C8 * Male or female subjects aged between 18 and 65 years * Body mass index (BMI) \<35 * Has had stabilization surgery (if needed) following their SCI and prior to receiving MT-3921

Exclusion criteria

Additional screening criteria check may apply for qualification: * Any concomitant injury that interferes with the performance, interpretation or validity of neurological examinations * Poly-traumatic Injury as defined by Injury Severity Score (ISS) values \> 25 * Penetrating spinal cord injuries * Traumatic transection of the spinal cord or spinal cord contusion size \> 3 cm determined by MRI * Any other significant pre-existing medical conditions prior to spinal cord injury or current conditions that, in the judgement of the iInvestigator, may increase the risks associated with study participation * Subjects with HIV, HBV or HCV positive * Psychoactive substance use disorder * History or presence of malignancy within the last 5 years prior to screening * Pregnant or nursing women * Subjects with hereditary fructose intolerance * History of anaphylaxis or significant allergy

Design outcomes

Primary

MeasureTime frame
Percentage of subjects with adverse events within 6 months after single injection of MT-39216 Months

Secondary

MeasureTime frameDescription
Pharmacokinetic (PK) profile (Cmax)6 months post-dosePK samples will be collected at 0, 1, 4, 8 hours, 1, 2, 7 days, and 1, 2, 3, 6 months post-dose.
PK profile (tmax)6 months post-dosePK samples will be collected at 0, 1, 4, 8 hours, 1, 2, 7 days, and 1, 2, 3, 6 months post-dose.
PK profile (t½)6 months post-dosePK samples will be collected at 0, 1, 4, 8 hours, 1, 2, 7 days, and 1, 2, 3, 6 months post-dose.
PK profile (AUC)6 months post-dosePK samples will be collected at 0, 1, 4, 8 hours, 1, 2, 7 days, and 1, 2, 3, 6 months post-dose.

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026