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RecruitingNCT06794593CamKidUpdated Jan 27, 2025

Effect Camostat for Kidney Protection in Chronic Kidney Disease

A Phase 2 interventional study of Camostat Mesylate in Chronic Kidney Disease(CKD), sponsored by Odense University Hospital. Recruiting at 1 site in Denmark. Open to participants aged 18 Years and older, including healthy volunteers. Per ClinicalTrials.gov, last updated 2025-01-27.

Sponsored by Odense University Hospital · Phase 2, Interventional, and Treatment

From the registry’s dates

  • Primary completion was expected by Dec 2025, 9 months ago, but the record still lists the study as recruiting.
  • Started Nov 2024; still recruiting 1 year 11 months later.
Phase
Phase 2
Study type
Interventional
Enrollment
40
Allocation
Non-randomized
Ages
18 Years and older
Sex
All
01

Study summary

This clinical trial aims to evaluate the effects of Camostat Mesylate, a serine protease inhibitor, in patients with chronic kidney disease (CKD) and proteinuria. Proteinuria accelerates CKD progression and increases cardiovascular risks. By inhibiting serine protease activity and tubular complement activation, camostat may mitigate progressive kidney injury, potentially improving clinical outcomes.

This is an interventional, non-randomized, open-label pharmacodynamic trial that includes CKD patients with proteinuria and healthy controls. This approach has been chosen as the trial serves as a pilot study, aiming to investigate a novel treatment target in CKD patients. Including healthy controls allows a comparison of the effect of Camostat Mesilate on normal physiology versus CKD with proteinuria.

Participants will:

  • Follow a standardized sodium diet of 150 mmol/day for 8 days.
  • Receive oral Camostat Mesilate (200 mg thrice daily) for four days (day 5-8 on the diet).
  • Provide blood and urine samples, record blood pressure, and undergo body composition measurements at baseline, during intervention, and at study completion.

The primary effect parameters are urine sodium and water excretion, body water content/weight, and home blood pressure. Secondary endpoints are tubular complement activation, urine protease activity, ENaC activation, 24-hour urine albumin excretion, and plasma concentrations of renin, angiotensin II, aldosterone, and NT-proBNP.

Read the detailed description

Please refer to the protocol.

02

Conditions studied

  • Chronic Kidney Disease(CKD)

Keywords

  • CKD
  • Chronic Kidney Disease
  • Proteinuria
  • Camostat Mesylate
  • Serine Protease Inhibitor
  • Complement
  • ENaC
  • Epithelial Sodium Channel
  • Albuminuria
  • Proteaseuria
03

In context

Renal Insufficiency, Chronic

3,224 studies on the registry are indexed under Renal Insufficiency, Chronic; 706 are open to participants now.

This study's planned enrollment of 40 is below the median of 74 across 2,229 interventional studies indexed under Renal Insufficiency, Chronic.

Browse Renal Insufficiency, Chronic studies →

Lead sponsor

Odense University Hospital is the lead sponsor of 477 studies on the registry; 109 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
Yes

Eligibility criteria

Patients:

Inclusion criteria:

  1. Age ≥ 18 years.
  2. A clinical diagnosis of CKD of any course and meet the following criteria at screening:

    1. eGFR ≥ 30 ml/min/1.73m2
    2. U-ACR ≥ 300 mg/g.
  3. Stable antihypertensive treatment 2 weeks before start of investigated medical drug (IMP) and maintain this treatment throughout the study.
  4. Office blood pressure at the screening session should be >120/70 mmHg and \<150/90 mmHg.
  5. Capable of providing a signed informed consent and comply with study requirements.
  6. Women with childbearing potential must have a negative pregnancy test (urine hCG) at spot urine at the screening visit and should use contraception during the study and until one week after completion of study treatment.

Exclusion criteria:

  1. Treatment with Amiloride, Spironolactone, Aldosterone, or analogues.
  2. Treatment with NSAIDs.
  3. Hyperkalemia > 5.0 mmol/L at screening.
  4. P-bilirubin > 25 umol/L at screening.
  5. Ongoing cancer treatment.
  6. Treatment with immunosuppressive therapy within 6 months prior to screening.
  7. History of organ transplantation.
  8. Evidence of current infection (CRP>50 or temperature > 38 C°).
  9. Severe hepatic insufficiency classified as Child-Pugh C.
  10. Breastfeeding.
  11. Congestive heart failure NYHA class IV, unstable or acute congestive heart failure.
  12. Recent cardiovascular events \< 2 months prior to screening:

    1. Coronary artery revascularization.
    2. Acute stroke or TIA.
    3. Acute coronary syndrome.
  13. Allergy or hypersensitivity to the IMP.
  14. Addison's disease.
  15. Gastric bypass operation.
  16. Lactose intolerance since lactose serves as one of the inactive ingredients in the IMP.
  17. Participation in other clinical trials within the last 30 days.

Healthy controls:

Inclusion criteria:

  1. Age ≥ 18 years.
  2. Good general health with no significant medical conditions or chronic illness (e.g., diabetes, hypertension, cardiovascular disease, autoimmune diseases, and cancer).
  3. Normal kidney function and no proteinuria at screening:

    1. eGFR > 90 ml/min/1.73m2
    2. U-ACR \< 30 mg/g
  4. Office blood pressure at the screening \< 140/90 mmHg.
  5. Capable of providing a signed informed consent and comply with study requirements.

7. Women with childbearing potential* must have a negative pregnancy test (urine hCG) at spot urine at the screening visit and should use contraception during the study and until one week after completion of study treatment.

Exclusion criteria:

  1. Treatment with any prescription medication except oral contraceptives.
  2. Use of NSAIDs (Non-Steroidal Anti-Inflammatory Drugs)
  3. Hyperkalemia > 5.0 mmol/L at screening.
  4. P-bilirubin > 25 umol/L at screening.
  5. Evidence of current infection (CRP>50 or temperature > 38 C°).
  6. Breastfeeding.
  7. History of substance abuse including alcohol.
  8. Allergy or hypersensitivity to the IMP.
  9. Gastric bypass operation.
  10. Lactose intolerance since lactose serves as one of the inactive ingredients in the IMP.
  11. Participation in other clinical trials within the last 30 days
05

Study design

Phase
Phase 2
Primary purpose
Treatment
Allocation
Non-randomized
Intervention model
Parallel assignment
Masking
None (open label)
Enrollment
40 participants (estimated)

Study arms

  • Experimental
    Chronic Kidney Disease patients

    Patients with chronic kidney disease. eGFR \> 30 ml/min/1,73 m\^2 and U-ACR \> 300 mg/g.

    Drug: Camostat Mesylate

  • Experimental
    Healthy Controls

    Healthy males and females in good general health and with no significant medical conditions or chronic illness.

    Drug: Camostat Mesylate

Interventions

  • Oral Camostat Mesylate 200 mg x 3 daily for 4 days.

    Also known as: Foipan

06

What researchers measure

Primary outcomes

  1. 24 h Urine sodium excretion (mmol/day)

    Time frame: At baseline (day 0), before treatment with IMP (day 5), and after completion of 4 days treatment with IMP (day 9).

  2. Water excretion (L)

    24 h urine collection

    Time frame: At baseline (day 0), before treatment with IMP (day 5), and after completion of 4 days treatment with IMP (day 9).

  3. Total Body Water (L)

    Measured by Body Composition Monistor

    Time frame: At baseline (day 0), before treatment with IMP (day 5), and after completion of 4 days treatment with IMP (day 9).

  4. Home blood pressure

    Time frame: At baseline (day 0), before treatment with IMP (day 5), and after completion of 4 days treatment with IMP (day 9).

Secondary outcomes

  1. Urine protease activity: zymography + protease activity

    Time frame: At baseline (day 0), before treatment with IMP (day 5), and after completion of 4 days treatment with IMP (day 9).

  2. Tubular complement activation

    Urine C3a, MAC-sC5b-9, C3dg, MBL

    Time frame: At baseline (day 0), before treatment with IMP (day 5), and after completion of 4 days treatment with IMP (day 9).

  3. Urine microvesicles: gammaENaC cleavage

    Time frame: At baseline (day 0), before treatment with IMP (day 5), and after completion of 4 days treatment with IMP (day 9).

  4. Urine microvesicles: complement deposition

    Time frame: At baseline (day 0), before treatment with IMP (day 5), and after completion of 4 days treatment with IMP (day 9).

  5. 24 hours urine albumin excretion (mg/day)

    Time frame: At baseline (day 0), before treatment with IMP (day 5), and after completion of 4 days treatment with IMP (day 9).

  6. Plasma concentration of renin, NT-proBNP, angiotensin II and aldosterone

    Time frame: At baseline (day 0), before treatment with IMP (day 5), and after completion of 4 days treatment with IMP (day 9).

07

Study locations

1 of 1 sites recruiting
  • Department of Nephrology, Odense University Hospital
    Odense, 5000, Denmark
    Recruiting
08

References and documents

Study documents

  • Protocol and statistical analysis plan · Feb 24, 2024

Documents are hosted by the registry — open the source record to download them.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jan 27, 2025, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT06794593
Responsible party
Sponsor
First posted
Jan 27, 2025
Start date
Nov 21, 2024
Primary completion
Dec 31, 2025 (estimated)
Completion
Feb 28, 2027 (estimated)
Last update
Jan 27, 2025

Study contacts

Claus Bistrup, MD, Professor
Contact
Claus.Bistrup@rsyd.dk
+4523368077
Mette B. Boes, MD
Contact
mette.boye.boes@rsyd.dk
+4522919808
Claus Bistrup, MD, Professor
study director · Department of Nephrology, Odense University Hospital, Denmark

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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