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DRUG CLASS:

DRD2 antagonist

1d
The Activation of p300 Enhances the Sensitivity of Pituitary Adenomas to Dopamine Agonist Treatment by Regulating the Transcription of DRD2. (PubMed, Int J Mol Sci)
Prolactinomas are commonly treated with dopamine receptor agonists (DAs), such as bromocriptine (BRC) and cabergoline (CAB). These findings highlight the role of p300 in regulating DRD2 transcription in DA-resistant prolactinomas. Combining Tan IIA with BRC may offer a promising strategy to overcome DA resistance.
Journal
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DRD2 (Dopamine Receptor D2)
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DRD2 expression
3d
A Study of ONC201 for Refractory Meningioma (clinicaltrials.gov)
P2, N=27, Suspended, University of Nebraska | Not yet recruiting --> Suspended
Trial suspension
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dordaviprone (ONC201)
7d
Repurposing of the Antipsychotic Trifluoperazine Induces SLC7A11/GPX4- Mediated Ferroptosis of Oral Cancer via the ROS/Autophagy Pathway. (PubMed, Int J Biol Sci)
The elevated expression level of GPX4 in oral cancer biopsies was also found to correlate with a poor prognosis. Together, these results provide evidence that TFP selectively induces GPX4-mediated, autophagy-dependent ferroptosis, thereby exerting anti-cancer effects against oral cancer and preventable death.
Journal
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GPX4 (Glutathione Peroxidase 4) • SLC7A11 (Solute Carrier Family 7 Member 11)
14d
KF2022#3-trial: Effect of Tea and Cola Beverage on Absorption of Risperidone Oral Solution (clinicaltrials.gov)
P1, N=12, Completed, Helsinki University Central Hospital | Recruiting --> Completed | Trial completion date: Dec 2024 --> Mar 2024 | Trial primary completion date: Dec 2024 --> Mar 2024
Trial completion • Trial completion date • Trial primary completion date
14d
Melatonin Metabolism Abnormality in Patients With Schizophrenia or Schizoaffective Disorder Treated With Olanzapine (clinicaltrials.gov)
P=N/A, N=40, Active, not recruiting, Seattle Institute for Biomedical and Clinical Research | N=20 --> 40
Enrollment change
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olanzapine
15d
Managing Agitated Delirium with Neuroleptics and Anti-Epileptics As a Neuroleptic Sparing Strategy (clinicaltrials.gov)
P2/3, N=30, Recruiting, M.D. Anderson Cancer Center | Active, not recruiting --> Recruiting | N=11 --> 30
Enrollment open • Enrollment change
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chlorpromazine
21d
Preclinical • Journal
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IL6 (Interleukin 6) • TNFA (Tumor Necrosis Factor-Alpha) • IL1B (Interleukin 1, beta) • PRL (Prolactin)
27d
ITI-1284-301: Study of ITI-1284 as an Adjunctive Treatment in Patients With Generalized Anxiety Disorder (clinicaltrials.gov)
P2, N=705, Recruiting, Intra-Cellular Therapies, Inc. | Trial completion date: Jan 2027 --> Jun 2027 | Trial primary completion date: Dec 2026 --> Jun 2027
Trial completion date • Trial primary completion date
27d
New P2 trial
28d
Deprescribing Antipsychotics in Long-Term Care (clinicaltrials.gov)
P=N/A, N=6, Completed, McMaster University | Unknown status --> Completed | N=20 --> 6
Trial completion • Enrollment change
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olanzapine
30d
Effects of Lurasidone on Left Ventricle Systolic Functions (clinicaltrials.gov)
P=N/A, N=62, Not yet recruiting, Aydin Adnan Menderes University
New trial
1m
Clozapine CHAMPION-ECHO Educational Study to Improve Clozapine Use. (clinicaltrials.gov)
P=N/A, N=300, Completed, University of Maryland, Baltimore | Active, not recruiting --> Completed | Trial completion date: Dec 2024 --> Sep 2024
Trial completion • Trial completion date
1m
Pragmatic Trial Comparing Weight Gain in Children With Autism Taking Risperidone Versus Aripiprazole (clinicaltrials.gov)
P4, N=350, Recruiting, Vanderbilt University Medical Center | Trial primary completion date: Jul 2024 --> Jul 2025
Trial primary completion date
1m
Does a brief biofeedback exercise minimise the impact of acute stress on gastric function? (ACTRN12624000607572)
P=N/A, N=36, Completed, University of Auckland, Department of Psychological Medicine | Not yet recruiting --> Completed
Trial completion • Trial initiation date
1m
Lumateperone for the Prevention of Relapse in Patients With Schizophrenia (clinicaltrials.gov)
P3, N=228, Completed, Intra-Cellular Therapies, Inc. | Active, not recruiting --> Completed
Trial completion
1m
OBSERVSPEECH: Voice-Based Biomarkers: a Novel Approach to Monitoring and Predicting Schizophrenia Relapses (clinicaltrials.gov)
P=N/A, N=200, Recruiting, Centre Hospitalier St Anne | Not yet recruiting --> Recruiting
Enrollment open • Adherence
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olanzapine
1m
Development of Small Molecular Hyper-activators of Human Caseinolytic Peptidase P (hClpP) with a [1,8]-Naphthyridinone Scaffold as Novel Anti-cancer Agents. (PubMed, ChemMedChem)
Based on a clinical staged small molecular hClpP activator ONC201, a class of novel hClpP agonists with a [1,8]naphthyridinone scaffold were designed, synthesized and evaluated in a series of biochemical and biological assays. Mechanism studies for the representative compound F20 indicated that it can potently bind to and activate hClpP, efficiently promote the degradation of hClpP substrates, robustly induce ATF4/CHOP regulated integrated stress responses, strongly inhibit cell growth and effectively induce apoptosis in a subset of cancer cell lines. F20 showed good PK profiles when dosed by intravenous injection and exhibited moderate oral bioavailability in mice.
Journal
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ATF4 (Activating Transcription Factor 4)
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dordaviprone (ONC201)
1m
Regulation of ADAM10 activity through microdomain-dependent intracellular calcium changes. (PubMed, Cell Commun Signal)
The calmodulin-inhibitors trifluoperazine and ophiobolin A mediated delayed activation of ADAM10, which apparently did not depend on intracellular Ca2+ in the case of trifluoperazine...Finally, ADAM10 activation was observed after the entry of Ca2+ through certain channels, such as canonical members of transient receptor potential (TRP) channels. Therefore, the opening of particular channels for Ca2+ entry points and subsequent Ca2+ flux as well as the temporal aspects of the consequent increase in Ca2+ levels, must be considered for future therapeutic options involving the increasing or decreasing ADAM10 activity.
Journal
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ADAM10 (ADAM Metallopeptidase Domain 10)
2ms
B2R-D2R interaction in prolactinomas and non-functional adenomas: impact on dopamine resistance. (PubMed, Endocrinology)
Importantly, B2R-D2R complexes were detected in human prolactinomas and nonfunctioning pituitary adenomas (NFPA), but not in mixed (prolactin + growth hormone) secreting adenomas. These results suggest that overexpression of B2R in resistant prolactinomas may promote the formation of B2R-D2R complexes, with B2R precluding D2R signaling, thus generating resistance to D2R agonists.
Journal
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DRD2 (Dopamine Receptor D2) • PRL (Prolactin)
2ms
Study of Lumateperone as Adjunctive Therapy in the Treatment of Patients With Major Depressive Disorder (clinicaltrials.gov)
P3, N=470, Recruiting, Intra-Cellular Therapies, Inc. | Trial completion date: Oct 2025 --> Oct 2026 | Trial primary completion date: Oct 2025 --> Sep 2026
Trial completion date • Trial primary completion date
2ms
CHILL-1: Study on Hibernation-like Therapy Based on Mechanical Thrombectomy (clinicaltrials.gov)
P1, N=32, Recruiting, Capital Medical University | Not yet recruiting --> Recruiting
Enrollment open
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chlorpromazine
2ms
Open-label Trial Characterizing the PK of 3 SC Olanzapine Extended-release Formulations in Participants With Schizophrenia/Schizoaffective Disorder (clinicaltrials.gov)
P1, N=95, Active, not recruiting, Teva Branded Pharmaceutical Products R&D, Inc. | Recruiting --> Active, not recruiting
Enrollment closed
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olanzapine
2ms
Structural basis for the transmembrane signaling and antidepressant-induced activation of the receptor tyrosine kinase TrkB. (PubMed, Nat Commun)
We verify the structure using mutagenesis and confirm that the conformation corresponds to the active state of the receptor. Subsequent study of TrkB interaction with the antidepressant drug fluoxetine, and the antipsychotic drug chlorpromazine, provides a clear self-consistent model, describing the mechanism by which fluoxetine activates the receptor by binding to its transmembrane domain.
Journal
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NTRK2 (Neurotrophic tyrosine kinase, receptor, type 2)
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chlorpromazine • fluoxetine
2ms
New P1 trial
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chlorpromazine
2ms
Aripiprazole, but Not Olanzapine, Alters the Response to Oxidative Stress in Fao Cells by Reducing the Activation of Mitogen-Activated Protein Kinases (MAPKs) and Promoting Cell Survival. (PubMed, Int J Mol Sci)
ARI de-sensitizes Fao cells to stress signaling, while OLA has the opposite effect. These findings contribute to our understanding of the metabolic risks associated with prolonged AAP use and may inform future therapeutic strategies.
Journal
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STAT3 (Signal Transducer And Activator Of Transcription 3)
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olanzapine
2ms
Preclinical • Journal
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MRC1 (Mannose Receptor C-Type 1)
2ms
Effects of 6-week olanzapine treatment on serum IL-2, IL-4, IL-8, IL-10, and TNF-α levels in drug-naive individuals with first-episode schizophrenia. (PubMed, BMC Psychiatry)
Our results indicate that serum IL-2, IL-8, IL-10, and TNF-α levels may be involved in the pathophysiological mechanisms of schizophrenia and correlate with the effects of olanzapine.
Journal
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TNFA (Tumor Necrosis Factor-Alpha) • CXCL8 (Chemokine (C-X-C motif) ligand 8) • IL2 (Interleukin 2) • IL10 (Interleukin 10) • IL4 (Interleukin 4)
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IL10 elevation
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olanzapine
2ms
FOXP3 inhibits proliferation and migration by competitively inhibiting YAP1 in nasopharyngeal carcinoma. (PubMed, Oral Oncol)
Previous studies have shown that chlorpromazine (CPZ) can inhibit YAP1 expression...Collectively, our findings indicate that FOXP3 competitively binds TEAD4 to regulate YAP1 localization in the nucleus and cytoplasm to suppress NPC progression. Consequently, FOXP3 may be a prognostic indicator for HNSCC.
Journal
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YAP1 (Yes associated protein 1) • FOXP3 (Forkhead Box P3) • TEAD4 (TEA Domain Transcription Factor 4)
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FOXP3 expression
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chlorpromazine
2ms
Preclinical • Journal
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CLPP (Caseinolytic Mitochondrial Matrix Peptidase Proteolytic Subunit)
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dordaviprone (ONC201) • ONC212
2ms
Synergistic combination of perphenazine and temozolomide suppresses patient-derived glioblastoma tumorspheres. (PubMed, Neuro Oncol)
The synergistic combination of PER and TMZ has potential as a novel combination treatment strategy for GBM.
Journal
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DRD2 (Dopamine Receptor D2)
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temozolomide
2ms
ONC-201 Maintenance Therapy in Acute Myeloid Leukemia and Myelodysplastic Syndrome After Stem Cell Transplant (clinicaltrials.gov)
P1, N=20, Active, not recruiting, University of Nebraska | Trial primary completion date: Aug 2024 --> Oct 2026
Trial primary completion date
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TP53 (Tumor protein P53) • RUNX1 (RUNX Family Transcription Factor 1) • ASXL1 (ASXL Transcriptional Regulator 1)
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TP53 mutation • ASXL1 mutation
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dordaviprone (ONC201)
2ms
CLOZIDPD: Clozapine-related Immunodeficiency in Parkinson's Disease (clinicaltrials.gov)
P4, N=24, Recruiting, Centre Hospitalier Universitaire, Amiens
New P4 trial
3ms
Clozapine CHAMPION-ECHO Educational Study to Improve Clozapine Use. (clinicaltrials.gov)
P=N/A, N=300, Active, not recruiting, University of Maryland, Baltimore | Trial primary completion date: Jun 2024 --> Jan 2024
Trial primary completion date
3ms
Olanzapine Anorexia Cachexia (clinicaltrials.gov)
P3, N=164, Completed, Cairo University | Recruiting --> Completed
Trial completion
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olanzapine
3ms
Enrollment change
3ms
L-Dopa Might Be Insufficient to Suppress Development of Prolactinomas in Dihydropteridine Reductase-Deficiency Patients. (PubMed, JCEM Case Rep)
Cabergoline has a stronger affinity for the D2R receptor and longer half-life than L-Dopa, leading to lactotroph apoptosis, tumor shrinkage, and rapid and maintained normalization of PRL levels, with a better side-effect profile. Patients with DHPR deficiency need to be actively monitored for symptomatic hyperprolactinemia, as L-Dopa monotherapy is insufficient to suppress PRL secretion, leading to lactotroph hypertrophy and proliferation over time and development of prolactinomas in later life.
Journal
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PRL (Prolactin)