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DRUG CLASS:

DHODH inhibitor

5d
New P1 trial
14d
NECESSITY: New Clinical End-points in Patients With Primary Sjögren's Syndrome (clinicaltrials.gov)
P2, N=300, Recruiting, Assistance Publique - Hôpitaux de Paris | Trial completion date: Apr 2025 --> Oct 2025 | Trial primary completion date: Feb 2024 --> Apr 2025
Trial completion date • Trial primary completion date
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hydroxychloroquine • leflunomide
30d
AP-325 in Subjects With Peripheral Post-surgical Neuropathic Pain (clinicaltrials.gov)
P2, N=99, Completed, Algiax Pharmaceuticals GmbH | Recruiting --> Completed | Trial completion date: Mar 2025 --> Oct 2024
Trial completion • Trial completion date
1m
New P2 trial
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leflunomide
1m
A Safety Study of Intravitreal PP-001 in Patients With Chronic, Non-Infectious Uveitis (clinicaltrials.gov)
P1/2, N=12, Completed, Panoptes Pharma GmbH | Unknown status --> Completed | N=18 --> 12
Trial completion • Enrollment change
1m
The DHODH inhibitor teriflunomide impedes cell proliferation and enhances chemosensitivity to daunorubicin (DNR) in T-cell acute lymphoblastic leukemia. (PubMed, Ann Hematol)
Moreover, combined treatment with TRF and daunorubicin (DNR) significantly reduced cell viability and promoted apoptosis in DNR-resistant T-ALL cells. Our study provides valuable insights into the critical role of TRF in treating T-ALL while increasing the sensitivity of DNR-resistant T-ALL cells to DNR.
Journal
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TP53 (Tumor protein P53) • BTG2 (BTG Anti-Proliferation Factor 2)
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TP53 expression
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daunorubicin
2ms
ULTIMS: Ultra-high-field Brain MRI in Multiple Sclerosis (clinicaltrials.gov)
P=N/A, N=10, Completed, Zuyderland Medisch Centrum | Active, not recruiting --> Completed
Trial completion
2ms
A randomized controlled trial of csDMARDs combined with Tripterygium glycoside tablets in the treatment of rheumatoid arthritis (ChiCTR2400088173)
P=N/A, N=188, Not yet recruiting, Dongzhimen Hospital, Beijing University of Chinese Medicine; Dongzhimen Hospital, Beijing University of Chinese Medicine
New trial
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IL6 (Interleukin 6)
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methotrexate • hydroxychloroquine • leflunomide
2ms
Leflunomide in Treating Patients with Steroid Dependent Chronic Graft Versus Host Disease (clinicaltrials.gov)
P1, N=18, Active, not recruiting, City of Hope Medical Center | Trial completion date: Aug 2024 --> Nov 2024 | Trial primary completion date: Aug 2024 --> Nov 2024
Trial completion date • Trial primary completion date • IO biomarker
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leflunomide
2ms
A Study of JNJ-74856665 in Participants With Acute Myeloid Leukemia (AML) or Myelodysplastic Syndrome (MDS) (clinicaltrials.gov)
P1, N=153, Active, not recruiting, Janssen Research & Development, LLC | Trial completion date: Jul 2024 --> Jul 2025 | Trial primary completion date: Jul 2024 --> Jul 2025
Trial completion date • Trial primary completion date
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BCL2 (B-cell CLL/lymphoma 2)
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JNJ-6665
2ms
Bone Marrow Stromal Cells Enhance Differentiation of Acute Myeloid Leukemia Induced by Pyrimidine Synthesis Inhibitors. (PubMed, Am J Physiol Cell Physiol)
Human stromal cell lines HS-5 and HS-27, as well as primary MSCs isolated from patient bone marrow, were superior in promoting AML differentiation compared to mouse cells in response to AICAr and brequinar, with the inhibitors not significantly affecting the stromal cells themselves. In conclusion, our study highlights the supportive role of human BM MSCs in enhancing the differentiation effects of pyrimidine synthesis inhibitors on AML cells, suggesting that AML treatment strategies focusing on differentiation rather than cell killing may be successful in clinical settings.
Journal • Stroma
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CHEK1 (Checkpoint kinase 1)
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brequinar (DUP 785)
2ms
Engineering Biodegradable Hollow Silica/Iron Composite Nanozymes for Breast Tumor Treatment through Activation of the "Ferroptosis Storm". (PubMed, ACS Nano)
Here, we rationally designed a hollow iron-doped SiO2-based nanozyme (FeSHS) loaded with brequinar (BQR) and lificiguat (YC-1), named FeSHS/BQR/YC-1-PEG, for tumor ferroptosis activation...The elevation of levels of iron and PUFAs while simultaneously disrupting the GPX4/DHODH/FSP1 inhibitory pathways by our designed nanoplatform displayed high therapeutic efficacy both in vitro and in vivo. This work elucidates rationally designing smart nanoplatforms for ferroptosis activation and future tumor treatments.
Journal
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HIF1A (Hypoxia inducible factor 1, alpha subunit) • GPX4 (Glutathione Peroxidase 4) • AIFM2 (Apoptosis Inducing Factor Mitochondria Associated 2) • DHODH (Dihydroorotate Dehydrogenase (Quinone))
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GPX4 expression • HIF1A expression
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brequinar (DUP 785)
3ms
TERIKIDS: Efficacy, Safety and Pharmacokinetics of Teriflunomide in Pediatric Patients With Relapsing Forms of Multiple Sclerosis (clinicaltrials.gov)
P3, N=166, Completed, Genzyme, a Sanofi Company | Trial completion date: Jun 2025 --> Jul 2024 | Active, not recruiting --> Completed
Trial completion • Trial completion date
3ms
Metabolic syndrome and psoriatic arthritis: the role of weight loss as a disease-modifying therapy. (PubMed, Ther Adv Musculoskelet Dis)
Leflunomide has been shown to reduce body weight but also increase blood pressure...Dietary and exercise modifications are the cornerstone of weight management but vary substantially across individuals. Novel therapies to treat weight loss, such as glucagon-like peptide 1 agonists and sodium-glucose cotransporter 2 inhibitors, may prove useful alongside disease-modifying therapies for those with PsA and MetS and should be investigated as potential therapeutic adjuncts.
Review • Journal
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IL17A (Interleukin 17A) • IL23A (Interleukin 23 Subunit Alpha)
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leflunomide
3ms
Leflunomide, Pomalidomide, and Dexamethasone for the Treatment of Relapsed or Refractory Multiple Myeloma (clinicaltrials.gov)
P2, N=29, Recruiting, City of Hope Medical Center | Trial completion date: Jun 2024 --> Feb 2027 | Trial primary completion date: Jun 2024 --> Feb 2027
Trial completion date • Trial primary completion date
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pomalidomide • leflunomide
4ms
FORMULA-OLS: Evaluate F901318 (Olorofim) Treatment of Invasive Fungal Infections in Participants Lacking Treatment Options (clinicaltrials.gov)
P2, N=203, Completed, F2G Biotech GmbH | Recruiting --> Completed | Phase classification: P2b --> P2
Trial completion • Phase classification
4ms
Leflunomide for the Treatment of Severe COVID-19 in Patients With a Concurrent Malignancy (clinicaltrials.gov)
P1/2, N=2, Completed, City of Hope Medical Center | Terminated --> Completed
Trial completion
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leflunomide
5ms
Targeted inhibition of DHODH is synergistic with BCL2 blockade in HGBCL with concurrent MYC and BCL2 rearrangement. (PubMed, BMC Cancer)
In vivo studies demonstrated synergetic tumor growth inhibition in xenograft models with brequinar and venetoclax combination treatment. These results provide preliminary evidence for the rational combination of DHODH and BCL2 blockade in HGBCL with abnormal MYC and BCL2.
Journal • IO biomarker
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MYC (V-myc avian myelocytomatosis viral oncogene homolog) • BCL2 (B-cell CLL/lymphoma 2) • MCL1 (Myeloid cell leukemia 1)
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Venclexta (venetoclax) • brequinar (DUP 785)
5ms
AP-325 in Subjects With Peripheral Post-surgical Neuropathic Pain (clinicaltrials.gov)
P2, N=96, Recruiting, Algiax Pharmaceuticals GmbH | Trial completion date: Jun 2024 --> Mar 2025 | Trial primary completion date: Apr 2024 --> Jan 2025
Trial completion date • Trial primary completion date
5ms
New P1 trial • Metastases
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gemcitabine • leflunomide
5ms
OASIS: Olorofim Aspergillus Infection Study (clinicaltrials.gov)
P3, N=225, Recruiting, F2G Biotech GmbH | Trial completion date: Nov 2025 --> Nov 2026 | Trial primary completion date: Sep 2024 --> Sep 2025
Trial completion date • Trial primary completion date
6ms
Leflunomide for the Treatment of High-Risk Smoldering Multiple Myeloma in African-American and European-American Patients (clinicaltrials.gov)
P2, N=56, Recruiting, City of Hope Medical Center | N=20 --> 56 | Trial completion date: Dec 2024 --> Dec 2025 | Trial primary completion date: Dec 2024 --> Dec 2025
Enrollment change • Trial completion date • Trial primary completion date
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leflunomide
6ms
Leflunomide for the Treatment of Severe COVID-19 in Patients With a Concurrent Malignancy (clinicaltrials.gov)
P1/2, N=2, Terminated, City of Hope Medical Center | Trial completion date: Jun 2024 --> Jun 2023 | Active, not recruiting --> Terminated | Trial primary completion date: Jun 2024 --> Jun 2023; Accrual rate is too slow.
Trial completion date • Trial termination • Trial primary completion date
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leflunomide
7ms
CALLIPER: Study to Evaluate Efficacy, Safety, and Tolerability of IMU-838 in Patients With Progressive Multiple Sclerosis (clinicaltrials.gov)
P2, N=450, Active, not recruiting, Immunic AG | Trial completion date: Jul 2024 --> Jan 2025 | Trial primary completion date: Apr 2024 --> Jan 2025
Trial completion date • Trial primary completion date
7ms
Antidepressant effect of teriflunomide via oligodendrocyte protection in a mouse model. (PubMed, Heliyon)
Additionally, TF treatment facilitated a reduction in the levels of apoptosis-related proteins while simultaneously augmenting the levels of Bcl2. Our findings indicate that TF administration effectively mitigates CORT-induced depression-like behaviors and reverses damage to oligodendrocytes and neurons in the hippocampus, suggesting TF as a promising candidate for depression.
Preclinical • Journal
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BCL2 (B-cell CLL/lymphoma 2) • SYP (Synaptophysin)
7ms
OASIS: Olorofim Aspergillus Infection Study (clinicaltrials.gov)
P3, N=225, Recruiting, F2G Biotech GmbH | Trial completion date: Mar 2025 --> Nov 2025
Trial completion date
7ms
TERIPET: Effect of Teriflunomide Treatment on Microglial Activation in an MS Patient Cohort at Risk of Progression (clinicaltrials.gov)
P=N/A, N=26, Active, not recruiting, Turku University Hospital | Trial primary completion date: Dec 2023 --> Dec 2024
Trial primary completion date
7ms
POLQ inhibition attenuates the stemness and ferroptosis resistance in gastric cancer cells via downregulation of dihydroorotate dehydrogenase. (PubMed, Cell Death Dis)
Moreover, the combination of POLQ inhibitor and ferroptosis inducer synergistically suppressed MGC-803 xenograft tumor growth and diminished metastasis. Our results identify a POLQ-mediated stemness and ferroptosis defense mechanism and provide a new therapeutic strategy for gastric cancer.
Journal
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DHODH (Dihydroorotate Dehydrogenase (Quinone))
7ms
Charge-Reversal NaCl/G-Quartets for Aggregation-Induced Mitochondrial MicroRNA Imaging and Ion-Interference Therapy. (PubMed, Anal Chem)
The negatively charged nanomedicine ensured good blood stability and high tumor accumulation, while the charge-reversal to positive in response to the acidic pH in the tumor microenvironment (TME) and lysosomes enhanced the uptake by tumor cells and lysosome escape, achieving accumulation in mitochondria. The subsequently released Na+ in mitochondria not only contributed to the formation of mitomiR-494 induced G-quadruplexes for AIE imaging diagnosis but also led to an osmolarity surge that was enhanced by brequinar to achieve effective ion-interference therapy.
Journal
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MIR494 (MicroRNA 494)
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brequinar (DUP 785)
7ms
Leflunomide for the Treatment of High-Risk Smoldering Multiple Myeloma (clinicaltrials.gov)
P1, N=1, Active, not recruiting, City of Hope Medical Center | Trial completion date: Dec 2023 --> Dec 2024 | Trial primary completion date: Dec 2023 --> Dec 2024
Trial completion date • Trial primary completion date
|
leflunomide
8ms
Leflunomide in Treating Patients With Steroid Dependent Chronic Graft Versus Host Disease (clinicaltrials.gov)
P1, N=18, Active, not recruiting, City of Hope Medical Center | Recruiting --> Active, not recruiting
Enrollment closed
|
leflunomide
8ms
Pivotal role of dihydroorotate dehydrogenase as a therapeutic target in adult T-cell leukemia. (PubMed, Eur J Haematol)
These findings highlight DHODH as a potential therapeutic target for treating ATL.
Journal
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MYC (V-myc avian myelocytomatosis viral oncogene homolog) • PTEN (Phosphatase and tensin homolog) • CCNA2 (Cyclin A2) • CDK2 (Cyclin-dependent kinase 2) • NFKBIA (NFKB Inhibitor Alpha 2) • DHODH (Dihydroorotate Dehydrogenase (Quinone))
|
orludodstat (BAY2402234)
8ms
ULTIMS: Ultra-high-field Brain MRI in Multiple Sclerosis (clinicaltrials.gov)
P=N/A, N=10, Active, not recruiting, Zuyderland Medisch Centrum | Recruiting --> Active, not recruiting | Trial completion date: Mar 2024 --> Aug 2024 | Trial primary completion date: Mar 2024 --> Jul 2024
Enrollment closed • Trial completion date • Trial primary completion date
8ms
CALDOSE-1: Phase 2 Dose-finding IMU-838 for Ulcerative Colitis (clinicaltrials.gov)
P2, N=263, Terminated, Immunic AG | Active, not recruiting --> Terminated; Considering the efficacy results of the induction phase (allowed use of corticosteroids as concomitant medication) in the study population and since IMU-838 did not show superiority over placebo, the OLE was prematurely closed by the sponsor.
Trial termination
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TNFA (Tumor Necrosis Factor-Alpha)
9ms
Leflunomide induced cardiac injury in adult male mice and bioinformatic approach identifying Nrf2/NF-κB signaling interplay. (PubMed, Toxicol Mech Methods)
Histopathological results confirmed the dose-dependent effects of LFND on cardiac muscle structure in the form of cytoplasmic, nuclear and vascular changes in addition to increased collagen deposits and apoptosis which were increased compared to controls especially with LFND 10 mg/kg. The current study elicits the dose-dependent cardiac injury induced by LFND administration with and highlighted, for the first time, dysregulation in Nrf2/NF-κB signaling.
Preclinical • Journal
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TNFA (Tumor Necrosis Factor-Alpha) • BAX (BCL2-associated X protein)
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BAX expression
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leflunomide
9ms
A Study of JNJ-74856665 in Participants With Acute Myeloid Leukemia (AML) or Myelodysplastic Syndrome (MDS) (clinicaltrials.gov)
P1, N=155, Active, not recruiting, Janssen Research & Development, LLC | Trial completion date: Dec 2023 --> Jul 2024 | Trial primary completion date: Dec 2023 --> Jul 2024
Trial completion date • Trial primary completion date
|
BCL2 (B-cell CLL/lymphoma 2)
|
JNJ-6665
9ms
Leflunomide in Mild COVID-19 Patients (clinicaltrials.gov)
P1, N=11, Terminated, University of Chicago | N=20 --> 11 | Recruiting --> Terminated; Terminated by PI
Enrollment change • Trial termination
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leflunomide
10ms
A Study Evaluating the Safety and Efficacy of AUR108 in Patients With Relapsed Advanced Lymphomas (ASHA-1) (clinicaltrials.gov)
P1, N=40, Recruiting, Aurigene Discovery Technologies Limited | Not yet recruiting --> Recruiting
Enrollment open
10ms
New P2 trial
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KRAS (KRAS proto-oncogene GTPase)
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Avastin (bevacizumab) • hydroxychloroquine • leflunomide