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Updated June 2026 · ClinicalTrials.gov

RECRUITINGPhase 2INTERVENTIONAL

Finerenone Treatment for Diabetic Cardiovascular Autonomic Neuropathy: the FibroCAN Study

Finerenone Treatment for Diabetic Cardiovascular Autonomic Neuropathy: the FibroCAN Study (NCT06906081) is a Phase 2 interventional studying Cardiovascular Autonomic Neuropathy and Type 2 Diabetes, sponsored by Peter Rossing. RECRUITING as of the most recent ClinicalTrials.gov update. Talk to your doctor before contacting the trial site.

Important: This information is not medical advice. Talk to your doctor about whether a clinical trial is right for you.

About This Trial

Diabetic neuropathy is a serious and common complication of diabetes that currently has no cure. One form of this condition is cardiovascular autonomic neuropathy (CAN), which affects about 20% of people with diabetes-an estimated 100 million people worldwide. CAN is a significant risk factor for death and health problems like heart disease and kidney damage, and may contribute to the high rates of cardiovascular-related deaths in people with diabetes. This study is a double-blind, randomized, placebo-controlled, two-center trial. The study aims to test whether finerenone can treat cardiovascular autonomic neuropathy in patients with type 2 diabetes. The trial will evaluate the effects of 78 weeks of treatment with finerenone or a placebo, assigned randomly in a 1:1 ratio, on early-stage cardiovascular autonomic neuropathy. The trial will include 100 participants with type 2 diabetes. Additionally, the study will investigate how the treatment impacts other types of neuropathy and related pathological mechanisms.

What Stage of Research Is This?

Phase 2 trials evaluate whether a treatment actually works against Cardiovascular Autonomic Neuropathy and continue monitoring side effects. Phase 2 enrolls larger groups (typically 100–300 patients) and produces the first real efficacy signal. A successful Phase 2 readout is what unlocks the much larger Phase 3 confirmatory trials needed for FDA approval.

This trial is currently recruiting participants. The sponsor has registered the study with ClinicalTrials.gov as actively enrolling, which means new applicants who meet the eligibility criteria can be considered for screening. Trial status can change between updates — confirm current recruiting status with the study contact before traveling for a screening visit.

Target enrollment of 100 participants puts this in the typical range for a Phase 2-style efficacy study or a moderate Phase 3 trial in a focused Cardiovascular Autonomic Neuropathy subpopulation. At this scale, the study has enough statistical power to detect a clear treatment effect but is not the largest cohort in the field.

Who May Be Eligible (Plain English)

To be included in this study the participants must fulfill the following inclusion criteria. - Given willing to sign a consent form - Type 2 diabetes defined by WHO criteria - Aged 40 ≥ at inclusion - Pathological E/I ratio (Mean value of three measures) Exclusion criteria Participants will be excluded in one or more of the following criteria are met. - No CAN (no abnormal CARTs) - Definite CAN (more than one abnormal CART) - HbA1C \>100 mmol/L - Treatment with potassium-sparing diuretics (amiloride) or MRAs e.g., spironolactone or eplerenone which cannot be discontinued 4 weeks prior to screening visit. The patient's primary physician, who is not involved in this study, will determine if discontinuation is possible. - Atrial fibrillation/flutter - Congestive heart failure (NYHA class 3-4) - History of cardiac arrhythmia - Severe forms of respiratory disease including asthma and COPD - Any nondiabetic cause of neuropathy - All female subjects of childbearing potential (WOCBP) must have a negative result of a highly sensitive urine HCG (pregnancy test) performed at screening. Subjects of childbearing potential must agree to use a highly effective form of contraception throughout the duration of the study (list of definition on WOCBP and accepted contraception in appendix A). - Severe hepatic impairment - Lactose intolerance - Breastfeeding - Nephropathy requiring dialysis - Beta-blocker-use - Hyperkalemia at screening visit (plasma potassium \>4.8 mmol/l) - eGFR \< 25 ml/min/1.73m2 - Potassium plasma \> 4.8 mmol/l (at randomization) - Treatment with strong CYP3A4-inhibitors (e.g. Itraconazol, ketoconazol, ritonavir, cobicistat, clarithromycin) which cannot be discontinued 4 weeks prior to screening visit - Treament with moderate to strong CYP3A4-induceres (e.g. rifampicin, carbamazepine, phenytoin, phenobarbital, St John's Wort or efavirenz) which cannot be discontinued 4 weeks prior to screening visit ...See full criteria on ClinicalTrials.gov Always talk to your doctor about whether this trial is right for you.

These are translations of the protocol\'s inclusion and exclusion criteria, simplified for patients and caregivers. The original clinical text appears below. Eligibility is ultimately confirmed by the trial site\'s screening process — this summary is a starting point for a conversation with your doctor, not a final determination.

Original Eligibility Criteria

View original clinical language
To be included in this study the participants must fulfill the following inclusion criteria. * Given informed consent * Type 2 diabetes defined by WHO criteria * Aged 40 ≥ at inclusion * Pathological E/I ratio (Mean value of three measures) Exclusion criteria Participants will be excluded in one or more of the following criteria are met. * No CAN (no abnormal CARTs) * Definite CAN (more than one abnormal CART) * HbA1C \>100 mmol/L * Treatment with potassium-sparing diuretics (amiloride) or MRAs e.g., spironolactone or eplerenone which cannot be discontinued 4 weeks prior to screening visit. The patient's primary physician, who is not involved in this study, will determine if discontinuation is possible. * Atrial fibrillation/flutter * Congestive heart failure (NYHA class 3-4) * History of cardiac arrhythmia * Severe forms of respiratory disease including asthma and COPD * Any nondiabetic cause of neuropathy * All female subjects of childbearing potential (WOCBP) must have a negative result of a highly sensitive urine HCG (pregnancy test) performed at screening. Subjects of childbearing potential must agree to use a highly effective form of contraception throughout the duration of the study (list of definition on WOCBP and accepted contraception in appendix A). * Severe hepatic impairment * Lactose intolerance * Breastfeeding * Nephropathy requiring dialysis * Beta-blocker-use * Hyperkalemia at screening visit (plasma potassium \>4.8 mmol/l) * eGFR \< 25 ml/min/1.73m2 * Potassium plasma \> 4.8 mmol/l (at randomization) * Treatment with strong CYP3A4-inhibitors (e.g. Itraconazol, ketoconazol, ritonavir, cobicistat, clarithromycin) which cannot be discontinued 4 weeks prior to screening visit * Treament with moderate to strong CYP3A4-induceres (e.g. rifampicin, carbamazepine, phenytoin, phenobarbital, St John's Wort or efavirenz) which cannot be discontinued 4 weeks prior to screening visit * Have received chemotherapeutic treatment within last 12 months * Grapefruit consumption that cannot be discontinued during the study period * Inability to complete study protocol, assessed to investigator * Not able to read, write and/or understand Danish

Treatments Being Tested

DRUG

Kerendia (Finerenone, BAY94-8862)

Titration of finerenone will be based on baseline eGFR. Participants with eGFR \> 60 mL/min/1.73m² will start on a 20mg dosage. Medication dosage will be increased to 40 mg after one month if serum potassium \< 4.8 mmol/l. If side effects occur at any dosage, the dosage will be reduced to the previous level. Participants with eGFR \< 60 and \>25 Participants with eGFR \< 60 mL/min/1.73m² (and eGFR \< 25 mL/min/1.73m²) will start on a 10mg dosage. Medication dosage will be increased to 20 mg after one month if serum potassium \< 4.8 mmol/l. Subsequently, Medication dosage will be increased to 40 mg after an additional one month if serum potassium \< 4.8 mmol/l. If side effects occur at any dosage, the dosage will be reduced to the previous level. Finerenone is administered orally as immediate release tablets.

DRUG

Placebo

Placebo tablets matching BAY94-8862 are administered orally.

Locations (2)

Trial sites listed on ClinicalTrials.gov for this study. Site activation status can vary — confirm with the specific site before traveling for a screening visit.

Steno Diabetes Center Northern Denmark
Gistrup, Denmark
Steno Diabetes Center Copenhagen
Herlev, Denmark

How to Talk to Your Doctor About This Trial

Bring the printable summary of this trial — including the NCT ID (NCT06906081), the sponsor (Peter Rossing), and the key eligibility criteria — to your next appointment. Your doctor can review the inclusion and exclusion criteria against your medical history, lab values, and current treatments to assess whether you are likely to qualify. They can also help you weigh whether trial participation makes sense alongside your existing care plan.

Useful questions to walk through together: What does the trial protocol require beyond standard care? How long is the active treatment phase, and how long is follow-up? Are there study visits at sites I can reach? Who pays for the trial-specific procedures, and who pays for standard-of-care portions? See our 25 questions to ask about clinical trials guide for a more complete checklist.

Authoritative Sources

The official record for this trial lives on ClinicalTrials.gov — the federal registry maintained by the National Library of Medicine at NIH. For background on how this trial fits into the FDA approval pathway, see the FDA drug approval process. For oncology-specific guidance for patients considering trials, the National Cancer Institute publishes patient-oriented overviews. International trial registries are aggregated by the WHO ICTRP.

Frequently Asked Questions

What is the NCT06906081 clinical trial studying?

Diabetic neuropathy is a serious and common complication of diabetes that currently has no cure. One form of this condition is cardiovascular autonomic neuropathy (CAN), which affects about 20% of people with diabetes-an estimated 100 million people worldwide. CAN is a significant risk factor for death and health problems like heart disease and kidney damage, and may contribute to the high rates of cardiovascular-related deaths in people with diabetes. This study is a double-blind, randomized, placebo-controlled, two-center trial. The study aims to test whether finerenone can treat cardiovasc… The full protocol is registered on ClinicalTrials.gov and includes the primary outcome measures, eligibility criteria, and study endpoints.

Who can participate in NCT06906081?

Eligibility for this trial depends on the specific inclusion and exclusion criteria set by the sponsor. The plain-English summary above translates the most important criteria into accessible language; the official clinical text is preserved in the collapsible section underneath. Whether you fit any specific trial is a medical decision your doctor needs to confirm — bring the trial information to your treating physician for a full review against your medical history.

How do I contact the trial site for NCT06906081?

Contact information registered with ClinicalTrials.gov is shown in the sidebar of this page. Before reaching out, confirm with your treating physician that this trial is appropriate for your situation. The trial site will then walk you through the screening process to determine final eligibility.

Is participating in a clinical trial safe?

Clinical trials in the United States are regulated by the FDA and overseen by Institutional Review Boards (IRBs) that review the protocol for safety. Risk varies by trial — Phase 1 studies test new treatments in humans for the first time, while Phase 3 trials use treatments that have already passed earlier safety screening. The informed consent document for any specific trial details the known risks and what to expect. Discuss those risks with your physician before deciding whether to participate.

Where can I verify the data on this page?

Every detail on this page comes directly from the ClinicalTrials.gov API. Click "View on ClinicalTrials.gov" in the sidebar to see the official, unmodified record. The federal record is always authoritative; this page is a structured presentation with a plain-English eligibility translation. For background on how clinical trials are regulated, see the FDA drug approval process documentation.

How This Page Is Built

Every field on this page is pulled directly from the ClinicalTrials.gov API v2 — no estimates, no proxies. The plain-English eligibility translation is generated from the original protocol text and reviewed for fidelity to the underlying clinical criteria. The original clinical text remains visible in the collapsible section above so users and clinicians can verify the translation. Read the full methodology for the data pipeline and known limitations.

Source: ClinicalTrials.gov API v2 record for NCT06906081. Maintained by the National Library of Medicine at NIH. Public domain. Cite as: "TrialFinderData. NCT06906081. Data: ClinicalTrials.gov."

Medical disclaimer: This page is informational, not medical advice. Talk to your doctor about whether a clinical trial is right for you.

Last updated 2026-06-07 · Data from ClinicalTrials.gov.