New shot could help kids with kidney disease avoid steroids
NCT ID NCT07087314
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tests a new drug called SG301 in 30 children aged 6-18 who have nephrotic syndrome that keeps coming back or requires long-term steroids. The drug is given as a shot under the skin and aims to reduce relapses. Researchers will check safety and how well it works over 12 months.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- SG301 (anti-CD38 monoclonal antibody)
- What this could lead to
- If successful, this could offer a new treatment option to reduce relapses and steroid dependence in children with nephrotic syndrome.
- What could go wrong
- This is an early Phase 2 study with only 30 children, so results may not apply broadly. Side effects from the antibody are possible, and it may not work better than existing treatments.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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About 30 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Aug 2025
- Expected to finish
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Jul 2029
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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6 to 18 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Aged 6 - 18 years. 2. Steroid-sensitive nephrotic syndrome with frequent relapses (FRNS) or steroid dependence (SDNS). 3. Normal renal function: eGFR≥90 ml/min/1.73m². 4. After steroid treatment, morning urine protein\<1 + or urine protein/creatinine\<0.2 g/g (\<20 mg/mmol) for ≥3 consecutive days. 5. Within 7 days before enrollment, blood tests (without growth factors or transfusions) must meet: hemoglobin\>80 g/L; platelets\>75×10⁹/L; neutrophils\>1.5×10⁹/L. 6. Prothrombin time/INR≤1.5×ULN, unless due to anticoagulation. 7. No Tacrolimus, cyclosporine A, mycophenolate mofetil, belimumab, levamisole, azathioprine, or cyclophosphamide in prior 2 months; no rituximab or obinutuzumab in prior 6 months. Exclusion Criteria: 1. Family history of nephrotic syndrome, chronic glomerulonephritis, or uremia. 2. Alanine aminotransferase \>2×ULN or total bilirubin\>2×ULN with a sustained increase for 2 weeks. 3. HBsAg or HBcAb positive with Hepatitis B virus DNA above the lower limit of normal; Hepatitis C virus antibody - positive with Hepatitis C virus RNA positive; HIV antibody - positive. 4. Chronic active infections (e.g., Epstein-Barr Virus, Cytomegalovirus, tuberculosis) that may worsen with steroids/ immunosuppressants. 5. Acute active infection (excluding onychomycosis) requiring systemic antibiotics/antivirals. 6. Secondary nephrotic syndrome (e.g.,immunoglobulin A - associated, lupus nephritis); steroid - resistant nephrotic syndrome (SRNS). 7. Other autoimmune diseases, primary immunodeficiency, or malignancy. 8. Prior anti - cluster of differentiation 38 (CD38) treatment. 9. Live/attenuated vaccine receipt or major surgery (non - diagnostic) within 4 weeks before first dose.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Children's Hospital, Zhejiang University School of Medicine
RECRUITINGHangzhou, Zhejiang, 310052, China
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