Drugs / NT-I7
last change Jun 2026 re-read 2 minutes ago

NT-I7

Protein / enzyme biologic

Developed for
COVID-19 · glioblastoma · head and neck squamous cell carcinoma · triple-negative breast carcinoma · non-small cell lung carcinoma · adenocarcinoma · cancer · castration-resistant prostate carcinoma
+24 more · cervical intraepithelial neoplasia grade 2/3 · colorectal cancer · cutaneous neuroendocrine carcinoma · glioma · gliosarcoma · high grade B-cell lymphoma · high grade malignant neoplasm · human papilloma virus infection · hypopharynx squamous cell carcinoma · IDH-wildtype glioblastoma · idiopathic CD4-positive T-lymphocytopenia · Kaposi's sarcoma · large B-cell lymphoma · laryngeal squamous cell carcinoma · lymphopenia · malignant pancreatic neoplasm · melanoma · oral cavity squamous cell carcinoma · oropharynx squamous cell carcinoma · ovarian cancer · plasma cell myeloma · progressive multifocal leukoencephalopathy · skin squamous cell carcinoma · small cell lung carcinoma
Investigated by
NeoImmuneTech · Genexine, Inc. · Washington University School of Medicine · National Cancer Institute (NCI) · TJ Biopharma Co., Ltd. · Merck Sharp & Dohme LLC
+20 more · National Institute of Allergy and Infectious Diseases (NIAID) · The Foundation for Barnes-Jewish Hospital · Yonsei University · Bristol-Myers Squibb · Cancer Immunotherapy Trials Network (CITN) · Daniel E Corbin Lymphoma Research Fund · Fred Hutchinson Cancer Center · Hyunseok Kang, MD · Immune Oncology Network · Mayo Clinic · Merck Sharp and Dohme LLC, Rahway, NJ, USA · National Institute of Neurological Disorders and Stroke (NINDS) · PT Kalbe Genexine Biologics · Roche Pharma AG · SL VAXiGEN · Seoul National University Hospital · Seoul St. Mary's Hospital · Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins · Swim Across America · University of Nebraska

Trials 34 · a red edge is where a trial was stopped

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 02 trials
Phase 0 NCT04781309 May 2021 → Nov 2025 progressive multifocal leukoencephalopathy National Institute of Neurological Disorders and Stroke (NINDS) Completed No outcome recorded
Phase 0 NCT04283695 Jul → Aug 2019 leukopenia Seoul National University Hospital Unknown No outcome recorded
Phase 116 trials
Phase 1 NCT07200089 Jun 2026 → Mar 2028 expected plasma cell myeloma Washington University School of Medicine Recruiting No outcome recorded
Phase 1 NCT07052305 Mar 2026 → Nov 2027 expected large B-cell lymphoma Washington University School of Medicine Recruiting No outcome recorded
Phase 1 NCT06344715 Oct 2022 → Oct 2024 castration-resistant prostate carcinoma SL VAXiGEN Unknown No outcome recorded
Phase 1 NCT04893018 May 2022 → Dec 2023 HIV infectious disease, Kaposi's sarcoma Fred Hutchinson Cancer Center Terminated No outcome recorded
Phase 1 NCT05075603 Aug 2021 → Dec 2024 high grade B-cell lymphoma NeoImmuneTech Completed No outcome recorded
Phase 1 NCT04498325 Jul 2021 → Apr 2022 COVID-19 Washington University School of Medicine Withdrawn No outcome recorded
Phase 1 NCT04730427 Mar 2021 → May 2022 COVID-19 Genexine, Inc. Terminated No outcome recorded
Phase 1 NCT04588038 Mar 2021 → Feb 2025 hypopharynx squamous cell carcinoma, laryngeal squamous cell carcinoma, oral cavity squamous cell carcinoma, oropharynx squamous cell carcinoma Hyunseok Kang, MD Terminated No outcome recorded
Phase 1 NCT04594811 Jan 2021 → May 2023 adenocarcinoma NeoImmuneTech Terminated No outcome recorded
Phase 1 NCT04501796 Nov 2020 → Jul 2021 COVID-19 NeoImmuneTech Terminated No outcome recorded
Phase 1/27 trials
Phase 1/2 NCT05600920 Nov 2024 → Nov 2026 expected idiopathic CD4-positive T-lymphocytopenia National Institute of Allergy and Infectious Diseases (NIAID) Recruiting No outcome recorded
Phase 1/2 NCT04332653 Jun 2020 → Nov 2024 colorectal cancer, malignant pancreatic neoplasm, non-small cell lung carcinoma, ovarian cancer +2 NeoImmuneTech Completed No outcome recorded
Phase 1/2 NCT03901573 Dec 2019 → Aug 2023 cutaneous neuroendocrine carcinoma, melanoma, skin squamous cell carcinoma NeoImmuneTech Terminated No outcome recorded
Phase 1/2 NCT04065087 Aug 2019 → May 2022 glioblastoma Genexine, Inc. Withdrawn No outcome recorded
Phase 1/2 NCT03752723 Mar 2019 → May 2023 triple-negative breast carcinoma Genexine, Inc. Completed No outcome recorded
Phase 1/2 NCT04001075 Feb 2019 → Jun 2021 high grade malignant neoplasm TJ Biopharma Co., Ltd. Completed No outcome recorded
Phase 1/2 NCT03687957 Jan 2019 → Feb 2023 overdue glioma Washington University School of Medicine Active not recruiting No outcome recorded
Phase 28 trials
Phase 2 NCT05465954 Jan 2023 → Oct 2027 expected IDH-wildtype glioblastoma, gliosarcoma Mayo Clinic Recruiting No outcome recorded
Phase 2 NCT05280457 Apr 2022 → Jan 2027 expected head and neck squamous cell carcinoma Yonsei University Active not recruiting No outcome recorded
Phase 2 NCT05286060 Mar 2022 → Oct 2026 expected head and neck squamous cell carcinoma Yonsei University Active not recruiting No outcome recorded
Phase 2 NCT05191784 Jan 2022 → Dec 2024 glioblastoma Genexine, Inc. Unknown No outcome recorded
Phase 2 NCT05145907 Dec 2021 → Jun 2024 head and neck squamous cell carcinoma, triple-negative breast carcinoma TJ Biopharma Co., Ltd. Unknown No outcome recorded
Phase 2 NCT04984811 Nov 2021 → Aug 2024 non-small cell lung carcinoma NeoImmuneTech Terminated No outcome recorded
Phase 2 NCT04600817 Dec 2020 → Dec 2024 glioblastoma TJ Biopharma Co., Ltd. Unknown No outcome recorded
Phase 2 NCT04810637 Nov 2020 → Jun 2021 COVID-19 PT Kalbe Genexine Biologics Unknown No outcome recorded
Phase not applicable1 trial
NCT03206138 May 2017 → Oct 2018 cervical intraepithelial neoplasia grade 2/3 Seoul St. Mary's Hospital Unknown No outcome recorded
Also used as a comparator or background therapy in 1 trial
PhaseRegistry idDatesIndicationSponsorStatusOutcome
NCT04289155 Background glioblastoma, melanoma Genexine, Inc. No longer available No outcome recorded

Evidence & citations 12 cited values

Every value below carries the sentence it was read from. 36 sources stand behind the page.

FieldValueCited text
Known as NT-I7 “Long-Acting Recombinant Human Interleukin-7, NT-I7, Increases Cytotoxic CD8 T Cells and Enhances Survival in Mouse Glioma Models.” PMID 35031547 Mar 2022
10

“A Single-arm, Dose-escalation Trial of Long-acting Recombinant Human IL-7 (NT-I7, Efineptakin Alfa) for Idiopathic CD4 Lymphopenia” NCT05600920

NCT04501796

NCT04781309

NCT07200089

NCT04332653

NCT03901573

NCT07052305

NCT02659800

NCT04594811

NCT04498325

Known as [14C] GX-I7 “GX-I7 or [14C] GX-I7NCT04283695
Known as Efineptakin Alfa “GX-I7 (rhIL-7-hyFc, efineptakin alfa) is a hybrid Fc-fused long-acting interleukin-7 (IL-7) with the aim of correcting T-cell deficiency, thereby strengthening the immune...” PMID 40490502 Jun 2025
6

“A Single-arm, Dose-escalation Trial of Long-acting Recombinant Human IL-7 (NT-I7, Efineptakin Alfa) for Idiopathic CD4 Lymphopenia” NCT05600920

NCT05465954

NCT04588038

NCT04984811

NCT05075603

NCT04893018

Known as Efineptakin-Alpha “Long-Acting Recombinant Human IL-7 (NT-I7, Efineptakin-Alpha)” NCT05600920
Known as GX-I7 GX-I7 (rhIL-7-hyFc, efineptakin alfa) is a hybrid Fc-fused long-acting interleukin-7 (IL-7) with the aim of correcting T-cell deficiency, thereby strengthening the immune...” PMID 40490502 Jun 2025
15

NCT03752723

NCT05286060

NCT05191784

NCT03619239

NCT05280457

NCT04065087

NCT02860715

NCT03733587

NCT04730427

NCT04810637

NCT03144934

NCT04289155

NCT04283695

NCT03206138

NCT06344715

Known as IL-7 “NT-I7 is a long-acting human interleukin-7 (IL-7) that has been shown to increase absolute lymphocyte count (ALC) and CD4+ and CD8+ T cell counts with a well-tolerated safety...” NCT04498325
Known as interleukin-7 “NT-I7 is a long-acting human interleukin-7 (IL-7) that has been shown to increase absolute lymphocyte count (ALC) and CD4+ and CD8+ T cell counts with a well-tolerated safety...” NCT04498325
Known as Long-Acting Recombinant Human Interleukin-7 Long-Acting Recombinant Human Interleukin-7, NT-I7, Increases Cytotoxic CD8 T Cells and Enhances Survival in Mouse Glioma Models.” PMID 35031547 Mar 2022
Known as rhIL-7-hyFc “GX-I7 (rhIL-7-hyFc, efineptakin alfa) is a hybrid Fc-fused long-acting interleukin-7 (IL-7) with the aim of correcting T-cell deficiency, thereby strengthening the immune...” PMID 40490502 Jun 2025
2

“A Phase I and Pilot Study of the Effect of rhIL-7-hyFc (NT-I7) on CD4 Counts in Patients With High Grade Gliomas and Severe Treatment-related CD4 Lymphopenia After Concurrent...” NCT02659800

NCT03687957

Known as TJ107 ClinicalTrials.gov intervention name — accepted as the source's own label NCT05145907
2

NCT04600817

NCT04001075

Modality Protein / enzyme biologic “GX-I7 is a protein drug recombining human IL-7 and hybrid Fc (hyFc).” NCT02860715
Route Intramuscular “single dose of NT-I7 by intramuscular injection” NCT02659800