RecruitingPhase 1NCT07323173

A Phase I Study to Assess LBL-047 in Healthy Adults and Patients With Systemic Lupus Erythematosus

A Phase I, Double-Blind, Randomized, Placebo-Controlled, Dose-Escalation Study of Single Subcutaneous Injections of LBL-047 in Healthy Adults and Patients With Systemic Lupus Erythematosus


Sponsor

Nanjing Leads Biolabs Co.,Ltd

Enrollment

112 participants

Start Date

Dec 16, 2025

Study Type

INTERVENTIONAL

Conditions

Summary

A Phase I, Double-Blind, Randomized, Placebo-Controlled, Dose-Escalation Study of Single Subcutaneous Injections of LBL-047 in Healthy Adults and Patients with systemic lupus erythematosus.


Eligibility

Min Age: 18 YearsMax Age: 60 Years

Inclusion Criteria6

  • Voluntarily sign and date the informed consent form (ICF) and be willing and able to comply with the scheduled visits, treatment plan, laboratory test, and other study procedures.
  • Age ≥ 18 and ≤ 60 years at the time of signing the ICF.
  • Part A:Determined by the investigator to be in good health at the time of signing the ICF.
  • Part B:Mild to moderate systemic lupus erythematosus: SLEDAI-2K score ≥4 and ≤ 10 at screening.
  • Females of childbearing potential are willing to use highly effective contraception during the study and for 6 months after administration of the study drug and to avoid egg donation.Women of non-childbearing potential include: those with documented surgical sterilization or documented menopause.
  • Male of childbearing potential are willing to use highly effective contraception during the study and for 6 months after study drug administration and to avoid sperm donation.Men without fertility potential include those with: A semen sample investigation that confirms azoospermia, definitive evidence of infertility, or a history of vasoligation.For the purpose of this study, men with a "low sperm count" (or "subfertility") are not considered infertile.

Exclusion Criteria9

  • Part A:Symptoms or history of any significant disease, including but not limited to cardiovascular, hepatic, renal or any other disease that may interfere with the study results.
  • Part A:Abnormalities with clinical significance were indicated by vital signs, physical examination, laboratory test, 12-lead electrocardiogram (ECG), chest X-ray, and abdominal ultrasound.
  • Part B:History of organ transplant or hematopoietic stem cell/bone marrow transplant.
  • Part B:currently receiving treatment for any chronic infection (such as pneumocystosis, cytomegalovirus, herpes simplex virus, herpes zoster and atypical mycobacteriosis).
  • Major surgery (as judged by the investigator) within 90 days prior to dosing, or surgery scheduled during the study.
  • At screening, women of childbearing potential were positive for pregnancy.follicle stimulating hormone (FSH) did not reach postmenopausal level in postmenopausal women (defined as amenorrhoea ≥ 12 months before screening).
  • Large tattoo, scar or other condition that may interfere with assessment at the injection site.
  • unable to tolerate venipuncture, difficulty in blood collection or has a history of needle/blood phobic disorder.
  • The investigator determines that there are other conditions unsuitable for participation in this study.

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Interventions

DRUGLBL-047 for Injection

Single subcutaneous injection

DRUGLBL-047 placebo for injection

Single subcutaneous injection


Locations(11)

The First Affiliated Hospital of Bengbu Medical University

Bengbu, Anhui, China

Sun Yat-sen Memorial Hospital, Sun Yat-sen University

Guangzhou, Guangdong, China

Xiangya School of Medicine of Central South University

Changsha, Hunan, China

Nanjing Drum Tower Hospital

Nanjing, Jiangsu, China

Pingxiang People's Hospital

Pingxiang, Jiangxi, China

Shanghai JiaoTong University School of Medicine,Renji Hospital

Shanghai, Shanghai Municipality, China

Shanghai Public Health Clinical Center

Shanghai, Shanghai Municipality, China

Shanxi Bethune Hospital

Taiyuan, Shanxi, China

The Second Affiliated Hospital of Xian Jiaotong University

Xian, Shanxi, China

West China Hospital of Sichuan University

Chengdu, Sichuan, China

Mianyang Central Hospital

Mianyang, Sichuan, China

View Full Details on ClinicalTrials.gov

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NCT07323173


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