Drugs / Telitacicept
last change Jul 2026 re-read 2 minutes ago

Telitacicept

also known as RC18 · Tai Ai

Protein / enzyme biologic

Developed for
systemic lupus erythematosus · IgA glomerulonephritis · generalized myasthenia gravis · rheumatoid arthritis · Sjogren syndrome · anti-neutrophil cytoplasmic antibody-associated vasculitis · interstitial lung disease · lupus nephritis
+22 more · antiphospholipid syndrome · chronic inflammatory demyelinating polyradiculoneuropathy · complement 3 glomerulopathy · connective tissue disorder · diffuse cutaneous systemic sclerosis · idiopathic membranous glomerulonephritis · immune complex mediated vasculitis · membranoproliferative glomerulonephritis · myasthenia gravis · myositis disease · nephrotic syndrome · neuromyelitis optica · ocular myasthenia gravis · pauci-immune glomerulonephritis with ANCA · pediatric systemic lupus erythematosus · primary antiphospholipid syndrome · proliferative glomerulonephritis · relapsing-remitting multiple sclerosis · rheumatoid arthritis-associated interstitial lung disease · systemic sclerosis · thrombocytopenia · thrombocytopenia due to immune destruction
Investigated by
RemeGen Co., Ltd. · Chinese SLE Treatment And Research Group · Vor Biopharma · Peking Union Medical College Hospital · RenJi Hospital · Renmin Hospital of Wuhan University
+53 more · Second Affiliated Hospital, School of Medicine, Zhejiang University · Beijing Hospital · First Affiliated Hospital of Wenzhou Medical University · Huashan Hospital · Institute of Hematology & Blood Diseases Hospital, China · Peking University Third Hospital · Ruijin Hospital · The Children's Hospital of Zhejiang University School of Medicine · ADARx Pharmaceuticals, Inc. · Changhai Hospital · Fen Li · First Affiliated Hospital, Sun Yat-Sen University · First Hospital of China Medical University · Guangdong Provincial People's Hospital · Guanmin Gao · Guixia Ding · Johns Hopkins Bloomberg School of Public Health · Liu Tian · Nanjing University School of Medicine · Ningbo Medical Center Lihuili Hospital · Peking University First Hospital · Peking University People's Hospital · People's Hospital of Xinjiang Uygur Autonomous Region · Rongchang Biopharmaceutical · Second Xiangya Hospital of Central South University · Shandong Provincial Hospital · Shanghai 6th People's Hospital · Shanghai Changzheng Hospital · Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine · Shanghai Longhua Hospital · Shanxi Bethune Hospital · Sichuan Academy of Medical Sciences · Sichuan Provincial People's Hospital · Sir Run Run Shaw Hospital · Songjiang Hospital Affiliated to Shanghai Jiaotong University School of Medicine · The Affiliated Hospital of Inner Mongolia Medical University · The Affiliated Hospital of Xuzhou Medical University · The First Affiliated Hospital of Anhui Medical University · The First Affiliated Hospital of China University of Science and Technology (Anhui Provincial) · The First Affiliated Hospital of Zhengzhou University · The First People's Hospital of Yunnan · Tianjin First Central Hospital · Tianjin Medical University General Hospital · Tongji Hospital · Union Hospital, Tongji Medical College, Huazhong University of Science and Technology · Wannan Medical College Yijishan Hospital · West China Hospital · Wuhan Central Hospital · Wuhan Hospital of Traditional Chinese Medicine · Xiangya Hospital of Central South University · Xinhua Hospital, Shanghai Jiao Tong University School of Medicine · Zhejiang Provincial People's Hospital · Zhongming Qiu

Trials 55 · a red edge is where a trial was stopped

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 14 trials
Phase 1 NCT06549959 Aug → Nov 2024 overdue RemeGen Co., Ltd. Recruiting No outcome recorded
Phase 1 NCT05687526 May 2023 → Nov 2025 pediatric systemic lupus erythematosus RemeGen Co., Ltd. Completed No outcome recorded
Phase 1 NCT05247203 May 2022 → Oct 2023 systemic lupus erythematosus RemeGen Co., Ltd. Completed No outcome recorded
Phase 1 NCT04235933 Sep → Dec 2019 RemeGen Co., Ltd. Completed No outcome recorded
Phase 1/21 trial
Phase 1/2 NCT06656962 Oct 2024 → Dec 2025 overdue pauci-immune glomerulonephritis with ANCA Renmin Hospital of Wuhan University Active not recruiting No outcome recorded
Phase 218 trials
Phase 2 NCT07687134 Jul 2026 overdue thrombocytopenia due to immune destruction Institute of Hematology & Blood Diseases Hospital, China Not yet recruiting No outcome recorded
Phase 2 NCT07522099 May 2026 → Jul 2028 expected IgA glomerulonephritis, complement 3 glomerulopathy, membranoproliferative glomerulonephritis ADARx Pharmaceuticals, Inc. Recruiting No outcome recorded
Phase 2 NCT07340463 Dec 2025 → Jun 2027 expected lupus nephritis, systemic lupus erythematosus Nanjing University School of Medicine Recruiting No outcome recorded
Phase 2 NCT07111338 Jul 2025 → May 2027 expected proliferative glomerulonephritis Peking University First Hospital Active not recruiting No outcome recorded
Phase 2 NCT06375005 Jan 2025 → Jan 2027 expected diffuse cutaneous systemic sclerosis Second Affiliated Hospital, School of Medicine, Zhejiang University Recruiting No outcome recorded
Phase 2 NCT06614985 Oct 2024 → Oct 2026 expected idiopathic membranous glomerulonephritis Renmin Hospital of Wuhan University Not yet recruiting No outcome recorded
Phase 2 NCT05998759 Dec 2023 → Dec 2025 overdue connective tissue disorder, thrombocytopenia Beijing Hospital Recruiting No outcome recorded
Phase 2 NCT06315530 Dec 2023 → Apr 2025 primary antiphospholipid syndrome Ruijin Hospital Completed No outcome recorded
Phase 2 NCT05929248 Jul 2023 → Jun 2024 systemic lupus erythematosus Guanmin Gao Unknown No outcome recorded
Phase 2 NCT05680480 Apr 2023 → Dec 2025 overdue lupus nephritis RemeGen Co., Ltd. Recruiting No outcome recorded
Phase 2/32 trials
Phase 2/3 NCT07355257 Feb → Dec 2026 expected myositis disease Zhongming Qiu Not yet recruiting No outcome recorded
Phase 2/3 NCT05596708 Mar 2023 → Jun 2025 overdue IgA glomerulonephritis Second Affiliated Hospital, School of Medicine, Zhejiang University Not yet recruiting No outcome recorded
Phase 316 trials
Phase 3 NCT07495033 Apr 2026 → May 2029 expected interstitial lung disease RemeGen Co., Ltd. Not yet recruiting No outcome recorded
Phase 3 NCT07404865 Feb 2026 → Dec 2028 expected Sjogren syndrome Vor Biopharma Recruiting No outcome recorded
Phase 3 NCT07249632 Jan → Dec 2026 expected ocular myasthenia gravis RemeGen Co., Ltd. Recruiting No outcome recorded
Phase 3 NCT07052981 Aug 2025 → Jun 2027 expected IgA glomerulonephritis, immune complex mediated vasculitis Guixia Ding Not yet recruiting No outcome recorded
Phase 3 NCT06456567 Sep 2024 → Jan 2025 systemic lupus erythematosus Vor Biopharma Withdrawn No outcome recorded
Phase 3 NCT07098897 Aug 2024 → May 2025 overdue IgA glomerulonephritis The Affiliated Hospital of Xuzhou Medical University Active not recruiting No outcome recorded
Phase 3 NCT06456580 Jul 2024 → May 2027 expected generalized myasthenia gravis Vor Biopharma Recruiting No outcome recorded
Phase 3 NCT06125405 Nov 2023 → Oct 2026 expected nephrotic syndrome The Children's Hospital of Zhejiang University School of Medicine Recruiting No outcome recorded
Phase 3 NCT05799287 Apr 2023 → Jun 2026 overdue IgA glomerulonephritis RemeGen Co., Ltd. Active not recruiting No outcome recorded
Phase 3 NCT05673993 Apr 2023 → Oct 2024 Sjogren syndrome RemeGen Co., Ltd. Completed No outcome recorded
Phase 49 trials
Phase 4 NCT07643038 Jul 2026 → Jul 2029 expected rheumatoid arthritis-associated interstitial lung disease Chinese SLE Treatment And Research Group Not yet recruiting No outcome recorded
Phase 4 NCT07077486 Aug 2025 → Oct 2026 expected interstitial lung disease, systemic lupus erythematosus Tongji Hospital Recruiting No outcome recorded
Phase 4 NCT07008196 Jun → Dec 2025 overdue rheumatoid arthritis Chinese SLE Treatment And Research Group Not yet recruiting No outcome recorded
Phase 4 NCT06723548 Dec 2024 → Dec 2025 overdue myasthenia gravis First Affiliated Hospital of Wenzhou Medical University Not yet recruiting No outcome recorded
Phase 4 NCT06546540 Jun 2024 → Dec 2025 overdue systemic sclerosis Peking University Third Hospital Recruiting No outcome recorded
Phase 4 NCT05962840 Jun 2023 → Dec 2026 expected anti-neutrophil cytoplasmic antibody-associated vasculitis Chinese SLE Treatment And Research Group Recruiting No outcome recorded
Phase 4 NCT05965284 Mar 2023 → Dec 2025 overdue anti-neutrophil cytoplasmic antibody-associated vasculitis Chinese SLE Treatment And Research Group Recruiting No outcome recorded
Phase 4 NCT05666336 Dec 2022 → Jun 2024 systemic lupus erythematosus Fen Li Unknown No outcome recorded
Phase 4 NCT05899907 Sep 2022 → Mar 2025 systemic lupus erythematosus Peking Union Medical College Hospital Unknown No outcome recorded
Phase not applicable5 trials
NCT07298928 Mar 2026 → Dec 2028 expected The Children's Hospital of Zhejiang University School of Medicine Not yet recruiting No outcome recorded
NCT07597733 Sep 2025 → Aug 2027 expected chronic inflammatory demyelinating polyradiculoneuropathy Sichuan Academy of Medical Sciences Active not recruiting No outcome recorded
NCT06827587 Feb 2025 → Feb 2026 overdue generalized myasthenia gravis, neuromuscular disease First Affiliated Hospital of Wenzhou Medical University Not yet recruiting No outcome recorded
NCT06654596 Dec 2024 → Dec 2026 expected IgA glomerulonephritis Ruijin Hospital Recruiting No outcome recorded
NCT06394063 Jun 2024 → Jun 2027 expected systemic lupus erythematosus RenJi Hospital Recruiting No outcome recorded
Also used as a comparator or background therapy in 1 trial
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 4 NCT06677801 Comparator Oct 2024 → Oct 2026 expected systemic lupus erythematosus Second Affiliated Hospital, School of Medicine, Zhejiang University Active not recruiting No outcome recorded

Evidence & citations 6 cited values

Every value below carries the sentence it was read from. 57 sources stand behind the page.

FieldValueCited text
Known as telitacicept “BACKGROUND: Telitacicept, a new dual inhibitor of the cytokines B-lymphocyte stimulator (BLyS) and APRIL (a proliferation-inducing ligand), showed efficacy in adults with...” PMID 41092329 Oct 2025
48

Telitacicept, a TACI-Fc fusion protein, dual-targets BAFF and APRIL, inhibiting B cell and plasma cell function and reducing autoantibody production, potentially providing...” NCT07687134

Telitacicept in patients with active systemic lupus erythematosus: results of a phase 2b, randomised, double-blind, placebo-controlled trial.” PMID 38129117 Mar 2024

“A multicenter, randomized, open-label, phase 2 clinical study of telitacicept in adult patients with generalized myasthenia gravis.” PMID 38726639 May 2024

NCT05962840

NCT07355257

NCT07111338

NCT05899907

NCT06654596

NCT05666336

NCT07298928

NCT05737160

NCT05687526

NCT05929248

NCT05596708

NCT07098897

NCT05799287

NCT07052981

NCT06456580

NCT05247203

NCT05680480

NCT06827587

NCT07404865

NCT07597733

NCT07008196

NCT06546540

NCT07340463

NCT06614985

NCT06125405

NCT07495033

NCT05339217

NCT06723548

NCT07249632

NCT06456567

NCT04905212

NCT05078710

NCT05998759

NCT06549959

NCT06656962

NCT05673993

NCT06394063

NCT07522099

NCT05965284

NCT06315530

NCT07643038

NCT06375005

NCT07077486

NCT06677801

NCT05306574

Known as RC18 “This is a Phase 2, multi-center, randomized, double-blind, placebo-controlled clinical study with an optional open label extension to evaluate the safety and efficacy of...” NCT04905212
9

“Telitacicept (RC18) is a recombinant TACI-Fc fusion protein that simultaneously neutralizes B-lymphocyte stimulator (BLyS) and a proliferation-inducing ligand (APRIL), thereby...” NCT07111338

NCT04625153

NCT03330418

NCT04078386

NCT04291781

NCT02882087

NCT03016013

NCT02885610

NCT04235933

Known as Tai Ai Tai Ai(RC18) 80mg” NCT04235933
Action Inhibit “a novel fusion protein that neutralises signals of B lymphocyte stimulator and a proliferation-inducing ligand” PMID 38129117 Mar 2024
Modality Protein / enzyme biologic “recombinant human B lymphocyte stimulating factor receptor-antibody fusion protein” NCT02882087
Route Subcutaneous “Patients received the test group RC18 160mg weekly administered subcutaneously for 24 times.” NCT02882087