Status:

TERMINATED

Study of the PI3K Inhibitor SL-901 in Patients With Advanced Solid Tumors

Lead Sponsor:

Stemline Therapeutics, Inc.

Conditions:

Advanced Solid Tumor

Eligibility:

All Genders

18+ years

Phase:

PHASE1

Brief Summary

Study STML-901-0119 was a dose-escalation study evaluating multiple doses and schedules of orally administered SL-901 in patients with advanced solid tumors.

Detailed Description

Study STML-901-0119 was a multi-center, open-label, dose-escalation, and regimen-finding study aimed to investigate the safety, pharmacokinetics (PK), and pharmacodynamics of SL-901 in patients with a...

Eligibility Criteria

Inclusion

  • 18 years old or older.
  • Population by study stage:
  • Part 1a: Patients with advanced, metastatic, and/or progressive solid tumors for whom there is no effective standard therapy available.
  • Part 1b: Patients with histologically confirmed, advanced, metastatic, unresectable, and/or progressive solid tumors for whom there is no effective standard therapy available and their PI3K or DNA-PK pathway is deregulated or their tumor genetic profile has been shown to correlate with sensitivity to PI3K and/or DNA-PK inhibition based on clinical and preclinical experience. Specific criteria will be determined based on ongoing experiments and will be introduced in a future protocol amendment.
  • Evaluable or measurable disease.
  • Eastern Cooperative Oncology Group (ECOG) performance status ≤2.
  • Able to take oral medications.
  • If a woman of childbearing potential (WOCBP), the patient has a negative serum or urine pregnancy test within 1 week before Cycle 1, Day 1 (C1D1). Refer to Section 8.1.3 for further practical information about contraception.
  • The patient (either male or female) agrees to use acceptable contraceptive methods for the duration of time in the study, and to continue to use acceptable contraceptive methods for 1 month after the last dose of SL-901. Refer to Section 8.1.3 for further practical information about contraception.
  • Able to provide written informed consent.
  • Willing to provide consent for biomarker analysis of existing paraffin-embedded tumor samples.

Exclusion

  • Received an investigational anticancer drug within 4 weeks of the first planned SL-901 dose.
  • Received major surgery, radiotherapy, or immunotherapy within 4 weeks of C1D1. Localized palliative radiotherapy is permitted for symptom control.
  • Received chemotherapy regimens with delayed toxicity within 4 weeks (6 weeks for prior nitrosourea or mitomycin C) of C1D1.
  • Received chemotherapy regimens given continuously or on a weekly basis which have limited potential for delayed toxicity within 2 weeks of C1D1.
  • Clinically significant, unresolved toxicity from previous anticancer therapy ≥Grade 2 (except alopecia), as determined by the Investigator using the National Cancer Institute Common Terminology Criteria for Adverse Events (NCI CTCAE), version 5.0.
  • Presence of active gastrointestinal disease or other condition that will interfere significantly with the absorption, distribution, metabolism, or excretion of drugs.
  • Left ventricular ejection fraction \<50%.
  • Corrected QT interval (based on Fridericia's formula) \>450 msec.
  • Type 1 or 2 diabetes mellitus requiring medication. (In Part 1b, patients with type 2 diabetes mellitus controlled by medication, as indicated by a glycated hemoglobin of ≤7.5% are eligible.)
  • Known active human immunodeficiency virus, hepatitis B, or hepatitis C infection.
  • Ongoing systemic bacterial, fungal, or viral infection.
  • History of interstitial pneumonitis.
  • Absolute neutrophil count (ANC) 1.5×10⁹/L.
  • Hemoglobin \<10 g/dL.
  • Aspartate aminotransferase (AST) or alanine aminotransferase (ALT) \>2.5x the upper limit of normal (ULN).
  • Known hypersensitivity or allergy to the active ingredient or excipients of SL-901.
  • Breast-feeding females.

Key Trial Info

Start Date :

March 19 2021

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

May 5 2023

Estimated Enrollment :

20 Patients enrolled

Trial Details

Trial ID

NCT05382936

Start Date

March 19 2021

End Date

May 5 2023

Last Update

January 9 2025

Active Locations (2)

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Page 1 of 1 (2 locations)

1

Royal Marsden Hospital

Sutton, Surrey, United Kingdom, SM2 5PT

2

Christie Hospital

Manchester, United Kingdom, M20 4BX

Study of the PI3K Inhibitor SL-901 in Patients With Advanced Solid Tumors | DecenTrialz