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Multicenter, single-blind, adaptive dose finding study of single intravenous injections of BAY 1747846 with corresponding blinded

Multicenter, single-blind, adaptive dose finding study of single intravenous injections of BAY 1747846 with corresponding blinded

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2080225116
Enrollment
160
Registered
2020-03-06
Start date
2020-03-16
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

Contrast-enhanced MRI of the CNS

Interventions

investigational material(s) Generic name etc : BAY 1747846 INN of investigational material : - Therapeutic category code : 729 Other diagnostic agents (except extracorporeal diagnostic medicines) Dosa

Sponsors

Bayer Yakuhin, Ltd.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - Participant must be at least 18 years of age at the time of signing the informed consent. - Known or highly suspected CNS pathology (contrast-enhancing CNS lesion) referred for contrast-enhanced MRI of the CNS. - Male and female. - Estimated glomerular filtration rate (eGFR) value >=60 mL/min/1.73m2.

Exclusion criteria

Exclusion criteria: - Considered clinically unstable. - Severe cardiovascular disease. - Any contraindication to MRI examinations. - History of severe allergic or anaphylactic/anaphylactoid reaction to any allergen including drugs and contrast agents. - History of allergic asthma. - Suspected lesions or suffering from any of the following CNS diseases/lesion types as the main indication for MRI: - Meningeal disease (focal enhancement) - Pituitary adenomas (macro and micro) - Tumors of the choroid plexus - Tumors of the pineal gland - Dermoid/epidermoid tumors - Infectious disease (e.g. brain abscess, cisticercosis, etc.) - Venous angiomas - Subacute/chronic ischemia - Encephalitis - Multiple sclerosis (acute and chronic) - Optic neuritis - Chordomas - Von Hippel Lindau syndrome - Hypertensive leukoencephalopathy. - Receipt of any contrast agent <72 h prior to the study MRIs, or planned receipt of any contrast agent within 72 h after the second study MRI. - Planned or expected biopsy or any interventional therapeutic procedure from the first study MRI up to 24 h after the second study MRI. - Planned or expected change in any treatment or procedure between the two study MRIs that may alter image comparability and /or chemotherapy which is changed between the two MRI procedures. - Contraindications to the administration of gadobutrol (depending on local product label).

Design outcomes

Primary

MeasureTime frame
safety efficacy Overall diagnostic preference [ Time Frame: At 5 minute post injection ] [ Designated as safety issue: ]

Secondary

MeasureTime frame
safety efficacy Sum of lesion visualization parameters [ Time Frame: At 5 minute post injection ] [ Designated as safety issue: ]

Countries

Europe, Japan, North America

Outcome results

None listed

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