Recruiting
Phase 1
Phase 2

Fadraciclib

Sponsor:

Cyclacel Pharmaceuticals, Inc.

Code:

NCT04983810

Conditions

Solid Tumor, Adult

Lymphoma

Eligibility Criteria

Sex: All

Age: 18+

Healthy Volunteers: Not accepted

Interventions

Fadraciclib

Study Details

Brief summary:

This is a 2-part, phase 1/2, open-label, multicenter study designed to evaluate the safety, tolerability, PK, pharmacodynamics, PGx, and efficacy of fadraciclib administered orally BID. This study consists of Phase 1 and Phase 2 components in subjects with advanced solid tumors and lymphoma who have progressed despite having standard therapy or for which no standard therapy exists.

Conditions

Solid Tumor, Adult

Lymphoma

Study ID

NCT04983810

Start date

Jul 12, 2021

Status verified date

Jan, 2024

Completion date

Jun 30, 2025

Anticipated

Primary completion date

Apr 30, 2025

Anticipated

Eligibility Criteria

Eligibility Criteria

Sex: All

Age: 18+

Healthy Volunteers: Not accepted

Inclusion criteria

1. Age ≥ 18 years
2. Subjects with histological- or cytological-confirmed, advanced cancer who have progressed on (or not been able to tolerate) standard therapy or for whom no standard anticancer therapy exists

1. For Phase 1, all tumor types may be enrolled
2. For Phase 2, subjects will be enrolled as per the study design section above
3. ECOG performance status of 0 or 1
4. Women of childbearing potential (WOCBP) must have a negative pregnancy test (urine or serum) within 7 days prior to starting the study drug. Both males and females must agree to use effective birth control during the study (prior to the first dose and for 6 months after the last dose) if conception is possible during this interval.
5. Subjects must be able to swallow and retain orally administered medication and not have any clinically significant GI abnormalities that may alter the absorption, such as malabsorption syndrome or major resection of the stomach or bowels.
6. Able to agree to and sign t he informed consent and to comply with the protocol.

Exclusion criteria

1. Subjects with a history of brain metastases or who have signs/symptoms attributable to brain metastases and have not been assessed with radiologic imaging to rule out the presence of brain metastases. Subjects with treated brain metastases that are asymptomatic and have been clinically stable for at least 4 weeks will be eligible.
2. Subjects who have not received vaccines for SARS-COV-2 within last 3 months and have suspected signs and symptoms of COVID-19 or a recent history (within 14 days) of contact with any COVID-19 positive subject/isolation/quarantine or subjects with confirmed COVID-19.
3. Subjects with a history of another primary malignancy, other than:

1. Carcinomas in situ, e.g., breast, cervix, and prostate
2. Locally excised nonmelanoma skin cancer
3. No evidence of disease from another primary cancer for 2 or more years and has not taken any anti-cancer treatment in 2 years.
4. Any other clinically significant acute or chronic medical or psychiatric condition or any laboratory abnormality that may increase the risk associated with study drug administration or may interfere with the interpretation of study results.
5. Diseases that significantly affect GI absorption of fadraciclib.
6. Subjects who have impaired cardiac function or clinically significant cardiac disease.
7. Presence of active chronic inflammatory bowel disease (ulcerative colitis, Crohn's disease) or GI perforation within 6 months of enrollment
8. Presence of an active infection requiring intravenous antibiotics
9. Presence of known history of human immunodeficiency virus-1/2 with uncontrolled viral load and on medications that may interfere with metabolism
10. Presence of active hepatitis B virus (HBV) or hepatitis C virus (HCV).
11. Chemotherapy, biologic therapy, targeted therapy, immunotherapy, extended-field radiotherapy, or investigational agents within 5 half-lives or 3 weeks (whichever is shorter) prior to administration of first dose of study drug on Day 1 or have not recovered from the side effects of such therapy.
12. Major surgery/surgical therapy for any cause within 4 weeks of the first dose

Study Design

Enrollment

330 participants

Anticipated

Intervention Model

Sequential

Primary purpose

Treatment

Interventions and Outcome Measures

Arms

experimental: Phase I Dose escalation

Phase I = Fadraciclib administered orally in escalating doses starting at 50mg bid MWF for 3 weeks of a 4 week cycle. Subsequent cohorts will escalate in dose and schedule until optimized phase 2 dose and schedule is achieved.

Phase 2 = Recommended Fadraciclib phase 2 dose and schedule administered orally in 28 day cycles.

Interventions

Fadraciclib

Fadraciclib is a highly selective, orally- and intravenously- available, 2nd generation amino-purine inhibitor of CDK2 and CDK9.

Primary outcome measure

  • Maximum tolerated dose [ Time Frame: 6 months ]
  • Overall Response Rate (ORR) [ Time Frame: 18 months ]

Central Contacts and Locations

Central contacts

Julius Huang, PhD

jhuang@cyclacel.com

Locations

City of Hope

Recruiting

Duarte, California, United States, 91010

Contacts

Aruna Parikh

arparikh@coh.org

MD Anderson Cancer Center

Recruiting

Houston, Texas, United States, 77030

Contacts

More Information

Sponsor

Cyclacel Pharmaceuticals, Inc.

Last update posted

Jan 25, 2024

Last verified

Jan, 2024

Keywords

  • Solid tumor
  • lymphoma

Trial information was received from ClinicalTrials.gov and was last updated on 2026-09-08. This information was provided to ClinicalTrials.gov by Cyclacel Pharmaceuticals, Inc. on 2024-01-25.