ArticleCancer chemotherapy and pharmacology2025
A phase 1 study of the combination of BH3-mimetic, navitoclax, and mTORC1/2 inhibitor, vistusertib, in patients with advanced solid tumors.
Article in Cancer chemotherapy and pharmacology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03366103 (Phase 1/2 Study of Navitoclax Plus Vistusertib in Patients With Relapsed Small Cell Lung Cancer), which is not on this map. Cited by 3 papers.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Phase 1/2 Study of Navitoclax Plus Vistusertib in Patients With Relapsed Small Cell Lung Cancer (SCLC) and Other Solid Tumors
Who cites it
3 citing papers in PubMed.
- Article
- BCL-2 and BCL-xL in Cancer: Regulation, Function, and Therapeutic Targeting.International journal of molecular sciences · 2026Review
- The Role of Senolytics in Osteoporosis.Biomolecules · 2025Review
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
12 authors.
Funding
Abstract
purposeTo determine the, safety, tolerability and recommended phase 2 dosing of the combination of navitoclax, a dual Bcl-2/xL inhibitor, and vistusertib, a TORC1/2 inhibitor.
methodsPatients with advanced solid tumors received navitoclax plus vistusertib following a 3 + 3 dose escalation design. To mitigate thrombocytopenia, a known toxicity of navitoclax, all patients received lead-in dosing of navitoclax alone at 150 mg orally daily for a minimum of 7 days. In addition to safety and tolerability, pharmacokinetics of navitoclax and vistusertib were evaluated.
results14 patients received combination treatment which was well-tolerated at dose level 1 (navitoclax 150 mg orally daily plus vistusertib 35 mg orally twice daily). The main dose-limiting toxicity, grade 3 serum aminotransferase elevation, occurred in two of five patients at dose level 2 (navitoclax 250 mg orally daily plus vistusertib 35 mg orally twice daily). Navitoclax and vistusertib exposures appeared consistent with levels reported in prior studies of each agent. No responses were observed among the 8 response evaluable patients.
conclusionsA tolerable dose of navitoclax at 150 mg orally daily plus vistusertib at 35 mg orally twice daily was identified in patients with advanced solid tumors and established as the recommended phase 2 dose (RP2D). Further efficacy assessment of this combination, in a planned phase 2 expansion in patients with relapsed small cell lung cancer, was terminated due to discontinuation of vistusertib.
trial registrationNCT03366103 (First posted December 8, 2017).
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.