Effect of Dapagliflozin in Non-Diabetic Patients With Nephrotic Syndrome.

NCT ID: NCT05966818

Last Updated: 2023-08-01

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

PHASE4

Total Enrollment

90 participants

Study Classification

INTERVENTIONAL

Study Start Date

2023-08-01

Study Completion Date

2024-03-01

Brief Summary

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Dapagliflozin is the first SGLT2 inhibitor to be approved for CKD treatment regardless of diabetes status. Since many etiologies of non-diabetic nephropathy are characterized by intraglomerular hypertension, it was hypothesized that dapagliflozin acutely decreases GFR and proteinuria in patients without diabetes at risk of progressive kidney function loss such as nephrotic patients via a glucose independent hemodynamic mechanism.

The aim of the study is to assess the effect of Dapagliflozin on proteinuria and estimated glomerular filtration rate in non-diabetic patients with nephrotic syndrome in order to slow the decline in kidney function and the progression to ESRD and to prevent the complications of nephrotic syndrome like thrombotic diseases, peritonitis, hyperuricemia, and recurrent infections.

Detailed Description

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Nephrotic syndrome (NS) is a clinical syndrome defined by massive proteinuria (greater than 40 mg/m2 per hour) responsible for hypoalbuminemia (less than 30 g/L), with resulting hyperlipidemia, edema, and other complications as thrombotic diseases, peritonitis and recurrent infections.

Dapagliflozin is the first SGLT2 inhibitor to be approved for CKD treatment regardless of diabetes status. Since many etiologies of non-diabetic nephropathy are characterized by intra-glomerular hypertension, it was hypothesized that Dapagliflozin decreases GFR and proteinuria in patients without diabetes at risk of progressive kidney function loss via a glucose independent hemodynamic mechanism.

The aim of the study is to assess the effect of Dapagliflozin on proteinuria and estimated glomerular filtration rate in non-diabetic patients with nephrotic syndrome.

The study will include 90 patients with diagnosis of nephrotic syndrome (proteinuria ≥3.5g/24hr, and serum albumin ≤30g/L) and Urine protein/Creatinine Ratio (UPCR) ≥2. Serum creatinine \<3mg/dl (265.2umol/L) and eGFR \>30 ml/min/1.73 m2. They will assigned randomly into 2 groups. Each group will contain 45 patients.

* The first group will receive Dapagliflozin (Diglifloz) 10 mg orally once daily for 24 weeks and the standard therapy (ACEI or ARB).
* The second group will receive the standard therapy (ACEI or ARB).

A. Baseline assessment:

At baseline , the non-diabetic patients with nephrotic syndrome will undergo:

* A detailed medical history,
* Physical examination,
* Blood pressure,
* Complete blood count (CBC),
* Baseline biochemical laboratory tests including: kidney function tests (Urinary protein/creatinine ratio (UPCR), eGFR, serum albumin, serum creatinine, serum uric acid, Blood urea nitrogen (BUN), lipid profile and serum glucose level

B. Follow up assessment:

Patients will be followed up every four weeks during the study period (6 months) by measuring UPCR, eGFR, serum albumin, serum creatinine, Blood urea nitrogen (BUN), blood pressure, uric acid, glucose level, lipid profile and CBC. In between visits, patients will be contacted via phone for monitoring of any side effects.

C. End of study assessment:

After 6 months, the previous biochemical tests will be performed such as UPCR, eGFR, serum albumin, serum creatinine, Blood urea nitrogen (BUN), blood pressure, uric acid, glucose level, lipid profile and CBC to measure changes from the baseline.

Conditions

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Nephrotic Syndrome

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

The study is a Prospective, Randomized, Interventional, Parallel, Open Label study.
Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

90 opaque envelopes will be numbered serially and the corresponding letter which denotes the allocation will be put according to the electronic randomization table. Then all envelopes will be closed and put in one box. When the first patient arrives, the envelope will be opened and the patient will be allocated according to the letter inside.

Study Groups

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Dapagliflozin group and Standard therapy which include either ACEI or ARB

\- The first group (45 patients) will receive Dapagliflozin (Diglifloz) 10 mg orally once daily at any time of day with or without food. Tablets are to be swallowed whole with half a cup of water for 24 weeks and standard therapy which include either angiotensin converting enzyme inhibitor (ACEI) or angiotensin receptor blocker (ARB).

Group Type ACTIVE_COMPARATOR

Dapagliflozin and Standard therapy (ACEI or ARB).

Intervention Type DRUG

Dapagliflozin (Diglifloz) 10 mg orally once daily for 24 weeks and the standard therapy (ACEI or ARB).

Standard Therapy (ACEI or ARB).

Intervention Type DRUG

Standard Therapy which include either ACEI or ARB for 24 weeks.

Standard therapy which include either ACEI or ARB

\- The second group (45 patients); will receive the standard therapy (ACEI or ARB).

Group Type ACTIVE_COMPARATOR

Dapagliflozin and Standard therapy (ACEI or ARB).

Intervention Type DRUG

Dapagliflozin (Diglifloz) 10 mg orally once daily for 24 weeks and the standard therapy (ACEI or ARB).

Standard Therapy (ACEI or ARB).

Intervention Type DRUG

Standard Therapy which include either ACEI or ARB for 24 weeks.

Interventions

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Dapagliflozin and Standard therapy (ACEI or ARB).

Dapagliflozin (Diglifloz) 10 mg orally once daily for 24 weeks and the standard therapy (ACEI or ARB).

Intervention Type DRUG

Standard Therapy (ACEI or ARB).

Standard Therapy which include either ACEI or ARB for 24 weeks.

Intervention Type DRUG

Other Intervention Names

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Dapagliflozin (Diglifloz) 10 mg orally once daily and the standard therapy (ACEI or ARB). Standard Therapy which include either ACEI or ARB.

Eligibility Criteria

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Inclusion Criteria

* Age ≥18 and ≤60 years.
* Patients with diagnosis of nephrotic syndrome (proteinuria ≥3.5g/24hr, and serum albumin ≤30g/L) and Urine protein/Creatinine Ratio (UPCR) ≥2.
* Serum creatinine \<3mg/dl (265.2umol/L) and eGFR \>30 ml/min/1.73 m2.
* Pathological diagnosis with membranous nephropathy (MN) or focal segmental glomerulosclerosis (FSGS).
* Absence of any contraindication to dapagliflozin (eGFR less than 30).
* On a stable dose of an ACEI or ARB for at least 4 weeks prior to randomization or Initiation of ACEI or ARB.
* Agreed to participate and sign written informed consent.

Exclusion Criteria

* Diagnosis of type 1 or type 2 diabetes mellitus.
* Autosomal dominant polycystic kidney disease or autosomal recessive polycystic kidney disease or lupus nephritis.
* Active malignancy aside from treated squamous cell or basal cell carcinoma of the skin.
* History of severe hypersensitivity or contraindications to dapagliflozin.
* History of repeated urinary tract infection or fungal infection.
* Patients with Hemodynamic instability or Hypotension.
* History of noncompliance to medical regimens or unwillingness to comply with the study protocol.
* Pregnancy or breastfeeding.
Minimum Eligible Age

18 Years

Maximum Eligible Age

60 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Ain Shams University

OTHER

Sponsor Role lead

Responsible Party

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Amal A. Elkholy

Lecturer of Clinical Pharmacy

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Nagwa A. Sabri, Professor

Role: STUDY_CHAIR

Department of Clinical Pharmacy

Central Contacts

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Amal A. Elkholy, PhD

Role: CONTACT

+201060355448

Reem G. Hammad, Master's

Role: CONTACT

+201019934446

References

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Hussein N, Abdelrahman F, Khedr A, Aref H, Halawa MR, ELSharkawy M. Value of Sodium-Glucose Co-Transporter 2 Inhibitor Versus Traditional Medication in Microalbuminuric Diabetic Patients. Curr Diabetes Rev. 2021;17(6):e101120187809. doi: 10.2174/1573399816999201110194413.

Reference Type BACKGROUND
PMID: 33176660 (View on PubMed)

Tapia C, Bashir K. Nephrotic Syndrome. 2023 May 29. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2025 Jan-. Available from http://www.ncbi.nlm.nih.gov/books/NBK470444/

Reference Type BACKGROUND
PMID: 29262216 (View on PubMed)

Wang CS, Greenbaum LA. Nephrotic Syndrome. Pediatr Clin North Am. 2019 Feb;66(1):73-85. doi: 10.1016/j.pcl.2018.08.006.

Reference Type BACKGROUND
PMID: 30454752 (View on PubMed)

Heerspink HJL, Stefansson BV, Correa-Rotter R, Chertow GM, Greene T, Hou FF, Mann JFE, McMurray JJV, Lindberg M, Rossing P, Sjostrom CD, Toto RD, Langkilde AM, Wheeler DC; DAPA-CKD Trial Committees and Investigators. Dapagliflozin in Patients with Chronic Kidney Disease. N Engl J Med. 2020 Oct 8;383(15):1436-1446. doi: 10.1056/NEJMoa2024816. Epub 2020 Sep 24.

Reference Type BACKGROUND
PMID: 32970396 (View on PubMed)

Other Identifiers

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Dapagliflozin in NS

Identifier Type: -

Identifier Source: org_study_id

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