Clinical trial • Phase IV • Other

pyruvic acid for Autosomal dominant polycystic kidney disease (ADPKD) | Chronic kidney disease

Phase IV trial of pyruvic acid for Autosomal dominant polycystic kidney disease (ADPKD) | Chronic kidney disease.

Overview

Trial Therapeutic Area
Other
Trial Disease
Autosomal dominant polycystic kidney disease (ADPKD) | Chronic kidney disease
Trial Stage
Phase IV
Drug Modality
Radiopharmaceutical

Key dates

Initial CTIS Submission Date
29-05-2024
First CTIS Authorization Date
14-06-2024

Trial design

open-label, none/not specified-controlled Phase IV trial across 1 site in Denmark.

Open Label
Yes
Comparator
None/Not specified
Target Sample Size
30

Eligibility

Recruits 30 No vulnerable population selected; participants are adults (aged 18–85); informed consent obtained from participants..

Pregnancy Exclusion
Pre-menopausal women must be confirmed non-pregnant by an onsite test. (All female participants)
Vulnerable Population
No vulnerable population selected; participants are adults (aged 18–85); informed consent obtained from participants.

Inclusion criteria

  • {"criterion_text":"- Aged 18 – 85 years (all participants)"}
  • {"criterion_text":"- Pre-menopausal women must be confirmed non-pregnant by an onsite test. (All female participants)"}
  • {"criterion_text":"- Autosomal dominant polycystic kidney disease. (PKD group)"}
  • {"criterion_text":"- CKD for any reason except PKD. (CKD group)"}
  • {"criterion_text":"- Recent biopsy (within 3 months of MRI). (CKD group)"}
  • {"criterion_text":"- eGFR > 60 (PKD patients)"}

Exclusion criteria

  • {"criterion_text":"- Contraindications for MRI with contrast: - eGFR less than 30 ml/min/1.73m2 - Significant cardiac disease such as severe left ventricular outflow obstruction - Significant obstructive lung disease or severe asthma - Pacemaker, neurostimulator or cholera implant - Metal foreign bodies such as fragments and irremovable piercings - Unsafe medical implants (safety of heart valves, hips and the like must be confirmed) - Claustrophobia - Largest circumference including arms > 160 cm"}
  • {"criterion_text":"- Competing renal or systemic disease (except unspecific renal MRI findings, hypertension, atherosclerosis, well-regulated diabetes and hyperlipidemia/cholesterolemia which are allowed)"}
  • {"criterion_text":"- Renovascular disease"}
  • {"criterion_text":"- Allergy to pyruvate"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- MRI signature of the kidney","definition_or_measurement_approach":"As assessed by multi-parametric MRI including hyperpolarized [1-13C]pyruvate (as described in main objective)"}

Secondary endpoints

  • {"endpoint_text":"- Measures of kidney function in blood and urine.","definition_or_measurement_approach":"Clinical measures of kidney function assessed in blood and urine (as stated)"}
  • {"endpoint_text":"- Expired CO2 measures","definition_or_measurement_approach":"Expired CO2 measurements (as stated)"}

Recruitment

Planned Sample Size
30
Recruitment Window Months
84
Consent Approach
Informed consent obtained from participants; subject information and informed consent forms available (documents titled 'Deltagerinformation CKD patienter og raske', 'Deltagerinformation PKD patienter', 'Samtykkerklring'). Participants are adults (18–85 years); no assent required.

Geography

Total Number Of Sites
1
Total Number Of Participants
30

Denmark

Earliest CTIS Part Ii Submission Date
12-06-2024
Latest Decision Or Authorization Date
20-12-2024
Processing Time Days
191
Number Of Sites
1
Number Of Participants
30

Sites

Site Name
Aarhus Universitet
Department Name
Dept. of Nephrology
Principal Investigator Name
Niels Henrik Buus
Principal Investigator Email
nhb@biomed.au.dk
Contact Person Name
Niels Henrik Buus
Contact Person Email
nhb@biomed.au.dk
Number Of Participants
30

Sponsor

Primary sponsor

Full Name
Aarhus Universitet
Organisation Type
Educational Institution
Country Of Registered Address
Denmark

Third parties

  • {"country":"Denmark","full_name":"Aarhus Universitet","duties_or_roles":"sponsorDuties code 1","organisation_type":"Educational Institution"}

Investigational products

Investigational Product Name
Hyperpolarized [1-13C]pyruvate
Active Substance
pyruvic acid
Modality
Radiopharmaceutical
Routes Of Administration
INTRAVENOUS ADMINISTRATION
Route
Intravenous administration
Authorisation Status
prodAuthStatus: 1
Maximum Dose
0.43 millilitre(s)/kilogram

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