Clinical trial • Phase II • Cardiology|Nephrology

BAXDROSTAT for Chronic kidney disease|Hypertension

Phase II trial of BAXDROSTAT for Chronic kidney disease|Hypertension.

Overview

Trial Therapeutic Area
Cardiology|Nephrology
Trial Disease
Chronic kidney disease|Hypertension
Trial Stage
Phase II
Drug Modality
Small molecule

Key dates

Initial CTIS Submission Date
07-10-2025
First CTIS Authorization Date
16-02-2026

Trial design

Randomised, baxdrostat + dapagliflozin (forxiga 10 mg film-coated tablets, oral; dapagliflozin 10 mg indicated for product forxiga) versus baxdrostat + dapagliflozin placebo (dapagliflozin placebo). dose/schedule for baxdrostat not specified in provided data; dapagliflozin available as forxiga 10 mg (maxdailydoseamount=10 mg).-controlled Phase II trial across 11 sites in Bulgaria, Spain.

Randomised
Yes
Comparator
Baxdrostat + Dapagliflozin (Forxiga 10 mg film-coated tablets, oral; dapagliflozin 10 mg indicated for product Forxiga) versus Baxdrostat + Dapagliflozin placebo (Dapagliflozin Placebo). Dose/schedule for Baxdrostat not specified in provided data; dapagliflozin available as Forxiga 10 mg (maxDailyDoseAmount=10 mg).
Target Sample Size
190

Eligibility

Recruits 190 No vulnerable populations selected (isVulnerablePopulationSelected=false). Participants must be ≥ 18 years of age and provide informed consent. Subject information and informed consent form documents for adults are provided (L1_SIS and ICF adults); no assent or paediatric consent procedures are indicated..

Vulnerable Population
No vulnerable populations selected (isVulnerablePopulationSelected=false). Participants must be ≥ 18 years of age and provide informed consent. Subject information and informed consent form documents for adults are provided (L1_SIS and ICF adults); no assent or paediatric consent procedures are indicated.

Inclusion criteria

  • {"criterion_text":"- Participants of any sex and gender must be ≥ 18 years of age at the time of signing the informed consent."}
  • {"criterion_text":"- Participants with eGFR ≥ 30 and < 90 mL/min/1.73 m2 at screening"}
  • {"criterion_text":"- Participants with UACR > 200 mg/g (22.6 mg/mmol) and < 5000 mg/g (565 mg/mmol) at screening"}
  • {"criterion_text":"- Participants with history of HTN and a SBP ≥ 130 mmHg at screening and ≥ 120 mmHg at the randomisation visit."}
  • {"criterion_text":"- Stable and maximum daily tolerated dose of either an ACE inhibitor or an ARB (not both) for at least 4 weeks prior to the screening visit, if not medically contraindicated."}
  • {"criterion_text":"- Participants with: (a) Serum or plasma potassium ≥ 3.0 and ≤ 4.8 mmol/L if eGFR ≥ 45 mL/min/1.73 m2. (b) Serum or plasma potassium ≥ 3.0 and ≤ 4.5 mmol/L if eGFR < 45 mL/min/1.73 m2."}
  • {"criterion_text":"- Contraceptive use should be consistent with local regulations regarding the methods of contraception for those participating in clinical studies. Applicable to female participants."}

Exclusion criteria

  • {"criterion_text":"- Systolic blood pressure > 180 mmHg, or diastolic blood pressure > 110 mmHg at screening."}
  • {"criterion_text":"- Any dialysis (including for acute kidney injury) within 3 months prior to the screening"}
  • {"criterion_text":"- Any acute kidney injury within 3 months prior to the screening visit."}
  • {"criterion_text":"- Prohibited concomitant medications"}
  • {"criterion_text":"- Known hyperkalaemia, defined as potassium of ≥ 5.5mmol/L within 3 months before screening"}
  • {"criterion_text":"- Serum sodium < 135 mmol/L at the Screening Visit (values obtained within 4 weeks prior to screening or at the Screening Visit)."}
  • {"criterion_text":"- Diabetes mellitus: (a) T1DM at the screening visit (b) Uncontrolled T2DM at screening: HbA1C > 10.5% (> 91mmol/mol)"}
  • {"criterion_text":"- New York Heart Association functional HF class IV at screening"}
  • {"criterion_text":"- Any use of mineralocorticoid receptor antagonists, aldosterone synthase inhibitors, potassium-sparing diuretics, or potassium binders within 4 weeks prior to screening"}
  • {"criterion_text":"- Stroke, transient ischaemic cerebral attack, valve implantation or valve replacement, carotid surgery, or carotid angioplasty, acute coronary syndrome, or hospitalisation for worsening HF within previous 3 months prior to randomisation."}
  • {"criterion_text":"- Known severe hepatic impairment, defined as Child-Pugh Class C, based on records that confirm documented medical history."}
  • {"criterion_text":"- Documented history of adrenal insufficiency."}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Change from baseline in UACR at Week 12","definition_or_measurement_approach":"Change from baseline in UACR at Week 12 (UACR measured at Week 12 compared with baseline)."}

Recruitment

Planned Sample Size
190
Recruitment Window Months
12
Consent Approach
Informed consent obtained from adult participants (participants must be ≥ 18 years). Subject information and informed consent form documents for adults are provided (documents include adult ICFs). Available protocol/synopsis documents include Spanish and Bulgarian language materials (e.g. L1_SIS and ICF Adult_redacted (manualVersion includes '3.0 ES') and D1_Protocol Synopsis_Lay Language_BG).

Geography

Total Number Of Sites
11
Total Number Of Participants
28

Bulgaria

Earliest CTIS Part Ii Submission Date
21-10-2025
Latest Decision Or Authorization Date
16-02-2026
Processing Time Days
118
Number Of Sites
7
Number Of Participants
16

Sites

Site Name
Kalimat Medical Center Ltd.
Contact Person Name
Ivelina Mihaleva
Contact Person Email
Ivelina_mbg@yahoo.com
Site Name
Medical Center Medicabilis Ltd.
Contact Person Name
Sarkis Kalustian
Contact Person Email
d_rkalustian@abv.bg
Site Name
Medical Center Berbatov Ltd.
Contact Person Name
Dimitar Berbatov
Contact Person Email
dimitar_berbatov@mail.bg
Site Name
Rahila Angelova Mbal AD
Department Name
Hemodialysis department
Contact Person Name
Vyara Tserovska
Contact Person Email
v.tserovska@mail.bg
Site Name
MBAL Sveta Karidad EAD
Department Name
First Department of Internal Medicine
Contact Person Name
Pavel Stanchev
Contact Person Email
dr.p.stanchev@abv.bg
Site Name
Diagnostic-Consultative Center Alexandrovska EOOD
Contact Person Name
Tsvetan Gatev
Contact Person Email
dr.tsvetan.gatev@abv.bg
Site Name
Medical Center Pulmovision Ltd.
Contact Person Name
Petar Megerov
Contact Person Email
megerov@pulmovision.com

Spain

Earliest CTIS Part Ii Submission Date
15-01-2026
Latest Decision Or Authorization Date
16-02-2026
Processing Time Days
32
Number Of Sites
4
Number Of Participants
12

Sites

Site Name
Hospital Germans Trias I Pujol
Department Name
Nephrology
Contact Person Name
Maria Isabel Troya Saborido
Site Name
Clinica Universidad De Navarra
Department Name
Nephrology
Contact Person Name
Nuria Garcia Fernandez
Contact Person Email
nrgarcia@unav.es
Site Name
Clinica Universidad De Navarra
Department Name
Nephrology
Contact Person Name
Nuria Garcia Fernandez
Contact Person Email
nrgarcia@unav.es
Site Name
Hospital Clinico Universitario De Valencia
Department Name
Nephrology
Contact Person Name
Jose Luis Gorriz Teruel
Contact Person Email
jlgorriz@gmail.com

Sponsor

Primary sponsor

Full Name
AstraZeneca AB
Organisation Type
Pharmaceutical company
Country Of Registered Address
Sweden

Investigational products

Investigational Product Name
Baxdrostat
Active Substance
BAXDROSTAT
Modality
Small molecule
Routes Of Administration
ORAL USE
Route
oral
Investigational Product Name
Forxiga 10 mg film-coated tablets
Active Substance
DAPAGLIFLOZIN
Modality
Small molecule
Routes Of Administration
ORAL USE
Route
oral
Authorisation Status
EU/1/12/795/011
Starting Dose
10 mg
Dose Levels
10 mg
Maximum Dose
10 mg
Investigational Product Name
Dapagliflozin Placebo
Modality
Other
Combination Treatment
Yes

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