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Clinical Trials/NCT05817890
NCT05817890
Active, not recruiting
Early Phase 1

A Phase 1, Open-label Study of the Absorption, Metabolism, and Excretion of [14C]-CYC065 Following a Single Oral Dose in Healthy Male Subjects

Cyclacel Pharmaceuticals, Inc.1 site in 1 country8 target enrollmentMarch 3, 2023
ConditionsHealthy
InterventionsFadraciclib

Overview

Phase
Early Phase 1
Intervention
Fadraciclib
Conditions
Healthy
Sponsor
Cyclacel Pharmaceuticals, Inc.
Enrollment
8
Locations
1
Primary Endpoint
t½ for CYC065 in plasma
Status
Active, not recruiting
Last Updated
2 years ago

Overview

Brief Summary

This will be a Phase 1, open-label, single dose study of the Absorption, Metabolism, and Excretion of CYC065 in healthy male subjects.

Detailed Description

Potential subjects will be screened to assess their eligibility to enter the study within 28 days prior to the dose administration. Subjects will be admitted into the study site on Day -1 and be confined to the study site until at least Day 8 (168 hours post dose). On Day 1, subjects will receive a single oral dose of \[14C\]-CYC065. Subjects will be discharged if the following discharge criteria are met: plasma radioactivity levels below the limit of quantitation for 2 consecutive collections, ≥90% mass balance recovery, and ≤1% of the total radioactive dose is recovered in combined excreta (urine and feces) in 2 consecutive 24-hour periods. If discharge criteria are not met by Day 8, subjects will remain in the study site until all discharge criteria are met up to a maximum of Day 15.

Registry
clinicaltrials.gov
Start Date
March 3, 2023
End Date
February 2024
Last Updated
2 years ago
Study Type
Interventional
Study Design
Single Group
Sex
Male

Investigators

Responsible Party
Sponsor

Eligibility Criteria

Inclusion Criteria

  • Males, of any race, between 18 and 55 years of age, inclusive.
  • Body mass index (BMI) between 18.0 and 32.0 kg/m2, inclusive, with a total body weight ≥50 kg.
  • In good health, determined by no clinically significant findings from medical history, 12-lead electrocardiogram (ECG), vital signs measurements, and clinical laboratory evaluations at screening and check-in and from the physical examination at check-in, as assessed by the investigator (or designee).
  • Males will agree to use contraception.
  • Able to comprehend and willing to sign an ICF and to abide by the study restrictions.
  • History of a minimum of 1 bowel movement per day.
  • Exclusion Criteria
  • Significant history or clinical manifestation of any metabolic, allergic, dermatological, hepatic, renal, hematological, pulmonary, cardiovascular, gastrointestinal, neurological, respiratory, endocrine, or psychiatric disorder, as determined by the investigator (or designee).
  • History of significant hypersensitivity, intolerance, or allergy to any drug compound, food, or other substance, unless approved by the investigator (or designee).
  • History of stomach or intestinal surgery or resection that would potentially alter absorption and/or excretion of orally administered drugs (uncomplicated appendectomy and hernia repair will be allowed).

Exclusion Criteria

  • Not provided

Arms & Interventions

Up to 8 subjects will be enrolled and studied as a single group

The purpose of this study is to determine the absorption, metabolism, and excretion (AME) of \[14C\]CYC065 and to characterize and determine, where possible, the metabolites present in plasma, urine, and feces in healthy male subjects following a single oral administration.

Intervention: Fadraciclib

Outcomes

Primary Outcomes

t½ for CYC065 in plasma

Time Frame: Up to Day 15

To characterize the PK of CYC065 and total radioactivity following administration of \[14C\]CYC065 to healthy subjects

The routes, rates of elimination, and mass balance

Time Frame: Up to Day 15

Total radioactivity from \[14C\]-CYC065 recovery (fet1t2) in urine and feces

AUC for CYC065 in plasma

Time Frame: Up to Day 15

To characterize the PK of CYC065 and total radioactivity following administration of \[14C\]CYC065 to healthy subjects

Cmax for CYC065 in plasma

Time Frame: Up to Day 15

To characterize the PK of CYC065 and total radioactivity following administration of \[14C\]CYC065 to healthy subjects

Tmax for CYC065 in plasma

Time Frame: Up to Day 15

To characterize the PK of CYC065 and total radioactivity following administration of \[14C\]CYC065 to healthy subjects

Secondary Outcomes

  • Concentration of CYC065 metabolites(Up to Day 15)
  • Incidence and severity of AEs(Up to Day 15)

Study Sites (1)

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