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A study on the effects of voclosporin on RNA expression levels in peripheral immune cells of patients with lupus nephritis using single-cell RNA sequencing analysis

A study on the effects of voclosporin on RNA expression levels in peripheral immune cells of patients with lupus nephritis using single-cell RNA sequencing analysis

Status
Recruiting
Phases
Phase 4
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCTs041250131
Enrollment
12
Registered
2025-12-01
Start date
2026-01-08
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Lupus Nephritis

Interventions

Voclosporin will be administered orally at a dose of 23.7 mg twice daily for a duration of 24 weeks. Dose reduction may be implemented as appropriate based on the patient's condition.

Sponsors

furuhashi kazuhiro
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1)Patients who understand the study details and provided written informed consent to participate in the study of their own free will. (2)Patients aged between 18 and 75 years at the time of obtaining informed consent. (3)Patients diagnosed with SLE according to the ACR or SLICC classification criteria. (4)Patients in the induction phase of remission as defined in the SLE treatment guidelines. (5)Patients whose renal biopsy results obtained within 2 years prior to consent indicate LN classified as Class III, IV, III+V, or IV+V according to ISN/RPS criteria. (6)Patients with a UPCR of >=0.5 mg/mg or daily urinary protein excretion of >=0.5 g/day. (7)Patients who have received or are scheduled to receive intravenous methylprednisolone (IVMP) between Day -84 and Day -1. (8)Patients scheduled to receive MMF for at least one week prior to Day 1.

Exclusion criteria

Exclusion criteria: (1)Patients with a history of hypersensitivity to any component of Lupkynis capsules 7.9 mg. (2)Patients undergoing maintenance hemodialysis or peritoneal dialysis. (3)Patients with a history of kidney transplantation. (4)Patients with serious comorbidities, such as: Active infections Cardiac diseases Poorly controlled diabetes or hypertension Interstitial pneumonia Pulmonary fibrosis Active malignancies (5)Patients with type 1 diabetes or poorly controlled type 2 diabetes (Hemoglobin A1c >=8%). (6)Female patients who are pregnant, breastfeeding, or intending to become pregnant. (7)Patients with an estimated glomerular filtration rate (eGFR) < 45 mL/min/1.73 m2, calculated using the CKD-EPI formula. (8)Patients who have received calcineurin inhibitors (CNi) within 12 weeks prior to obtaining informed consent. (9)Patients who have received any of the following medications within 24 weeks prior to enrollment: Rituximab Belimumab (10)Patients whose dosage or administration of hydroxychloroquine (HCQ) has been changed after obtaining informed consent. (11)Patients participating in any other clinical trial or clinical study (excluding studies involving approved products). (12)Patients deemed inappropriate for participation in this study by the principal or sub-investigator for any other reason.

Design outcomes

Primary

MeasureTime frame
The changes in RNA expression levels before initiation of VCS administration, and at 4 and 12 weeks post-initiation, will be analyzed based on prior studies to evaluate the impact of VCS on immune cells.

Secondary

MeasureTime frame
The correlation between clinical efficacy, as assessed by urinary protein-to-creatinine ratio (UPCR) and estimated glomerular filtration rate (eGFR) at the initiation of VCS administration and at Week 12, and changes in RNA levels will be evaluated. The mechanism of action (MOA) of VCS will be explored by examining the relationships among peripheral immune cell populations and transcriptional regulators, based on changes in RNA expression patterns observed at the initiation of VCS administration, and at Weeks 4 and 12. Adverse events (AEs), serious adverse events (SAEs), non-serious adverse events, and disease-related events will be assessed.

Contacts

Public ContactEri Koshi

Nagoya University Hospital

ito.eri.r5@f.mail.nagoya-u.ac.jp+81-52-744-2192

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026