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A Study to Understand What the Body Does to the Study Medicine Called PF-07799544 When Taken by Healthy Adults

17 de junio de 2026 actualizado por: Pfizer

A PHASE 1, OPEN-LABEL, FIXED SEQUENCE, 2-PERIOD STUDY IN HEALTHY ADULT PARTICIPANTS TO ASSESS THE MASS BALANCE, ABSOLUTE BIOAVAILABILITY, FRACTION ABSORBED, AND PHARMACOKINETICS OF [14C]PF-07799544 USING A 14C-MICROTRACER APPROACH

For this study, the study medicine has been specially prepared to contain radiolabeled carbon [14C]. [14C] is a naturally occurring radioactive form of the element carbon. Adding a low dose of radiation to the study medicine does not change how the medicine works but helps to see how the medicine appears in the blood, urine, and stool after it is given. This type of study is called a radiolabeled study.

The purpose of this radiolabeled study is to learn how a certain amount of [14C] PF-07799544 is taken up into the bloodstream and removed from the body.

The study is seeking participants who are:

Male Ages 18 to 55 years of age confirmed to be healthy based on medical and physical tests.

Weigh more than 50 kilograms (kg) and have a body mass index of 17.5 to 32 kg per meter squared.

The study consists of two parts. In part one, all participants will receive one full dose of [14C]PF-07799544 by mouth.

Part two will begin at least 14 days after the dose in part one. In part two, participants will receive one full dose of PF-07799544 by mouth and one small dose of [14C] PF-07799544 by intravenous (IV) infusion. IV infusion will be directly injected into the veins.

To understand how the medicine is processed in the body, samples of blood, urine, feces, and vomit (if any) will be collected after each dose is given. This will help understand:

How much PF-07799544 is taken up into the bloodstream when taken by mouth compared to the dose given by IV How the body removes it from the blood steam. Participants will take part in the study for about 7 weeks, including evaluation at the start and follow-up period.

Descripción general del estudio

Descripción detallada

Not Provided.

Tipo de estudio

Intervencionista

Inscripción (Estimado)

9

Fase

  • Fase 1

Contactos y Ubicaciones

Esta sección proporciona los datos de contacto de quienes realizan el estudio e información sobre dónde se lleva a cabo este estudio.

Estudio Contacto

Ubicaciones de estudio

    • Wisconsin
      • Madison, Wisconsin, Estados Unidos, 53704
        • Reclutamiento
        • Fortrea Clinical Research Unit Inc.

Criterios de participación

Los investigadores buscan personas que se ajusten a una determinada descripción, denominada criterio de elegibilidad. Algunos ejemplos de estos criterios son el estado de salud general de una persona o tratamientos previos.

Criterio de elegibilidad

Edades elegibles para estudiar

  • Adulto

Acepta Voluntarios Saludables

Descripción

Inclusion Criteria:

Males 18 to 55years of age, inclusive, at screening who are overtly healthy as determined by medical evaluation including medical history, physical examination, laboratory tests, vital signs, and 12-lead ECGs.

BMI of 17.5-32 kg/m2; and a total body weight >50 kg (110 lb).

Exclusion Criteria:

Evidence or history of clinically significant hematological, renal, endocrine, pulmonary, gastrointestinal, cardiovascular, hepatic, psychiatric, neurological, or allergic disease (including drug allergies, but excluding untreated, asymptomatic, seasonal allergies at the time of dosing.

Previous administration of an investigational product (drug or vaccine) within 30 days or 5 half-lives preceding the first dose of study intervention used in this study (whichever is longer). Participation in studies of other investigational products (drug or vaccine) at any time during participation in this study.

Total 14C radioactivity measured in plasma should not exceed 2.5 × standard biological carbon ratio.

Plan de estudios

Esta sección proporciona detalles del plan de estudio, incluido cómo está diseñado el estudio y qué mide el estudio.

¿Cómo está diseñado el estudio?

Detalles de diseño

  • Propósito principal: Ciencia básica
  • Asignación: No aleatorizado
  • Modelo Intervencionista: Asignación cruzada
  • Enmascaramiento: Ninguno (etiqueta abierta)

Armas e Intervenciones

Grupo de participantes/brazo
Intervención / Tratamiento
Experimental: Cohort 1
Participants will receive one dose of [14C] PF-07799544 by mouth in Period 1. After a washout, participants will receive one dose of PF-07799544 by mouth and one intravenous (IV) infusion of [14C] PF-07799544 in Period 2
A single oral dose of [14C] PF-07799544 will be administered as an extemporaneous suspension in Period 1.
A single oral dose of unlabeled PF-07799544 will be administered as extemporaneous solution in Period 2.
A single IV infusion of [14C] PF-07799544 will be administered at the approximate Tmax after administration of the unlabeled oral dose of PF-07248144 in Period 2.

¿Qué mide el estudio?

Medidas de resultado primarias

Medida de resultado
Medida Descripción
Periodo de tiempo
Total recovery (%) of radioactivity in urine, feces and vomitus (if any), expressed as a percent of total oral radioactive dose administered.
Periodo de tiempo: Period 1 pre-dose to maximum days 15
To characterize the extent of excretion of total radioactivity in urine, feces and vomitus (if any) following administration of a single oral dose of [14C]PF-07799544.
Period 1 pre-dose to maximum days 15
Metabolic profiling/identification and determination of relative abundance of [14C]PF-07799544 and the metabolites of PF-07799544 in plasma, urine and feces, if possible.
Periodo de tiempo: Period 1 pre-dose to maximum days 15
To characterize the metabolic profile and identify the circulating and excreted metabolites of PF- 07799544 following administration of a single oral dose of [14C]PF-07799544.
Period 1 pre-dose to maximum days 15

Medidas de resultado secundarias

Medida de resultado
Medida Descripción
Periodo de tiempo
The ratio of dose-normalized AUCinf (if data permit, otherwise AUClast) of oral PF-07799544 to IV [14C]PF-07799544.
Periodo de tiempo: Period 2 pre-dose to maximum days 6.
To determine the oral absolute bioavailability (F) of PF-07799544 from a single oral dose of PF-07799544 compared to a single IV microtracer of [14C]PF-07799544.
Period 2 pre-dose to maximum days 6.
The ratio of total recovered radioactivity 14C in urine following single dose administration of [14C]PF-07799544 orally in Period 1 and IV microtracer, microdose administration of [14C]PF-07799544 in Period 2.
Periodo de tiempo: Period 1 pre-dose to maximum days 15; Period 2 pre-dose to maximum days 6.
To determine the fraction of PF-07799544 dose absorbed (Fa) from a single oral dose of [14C]PF-07799544.
Period 1 pre-dose to maximum days 15; Period 2 pre-dose to maximum days 6.
Number of Participants With Treatment Emergent Adverse Events.
Periodo de tiempo: Baseline up to 28 to 35 days post last study intervention dose.
To evaluate the safety and tolerability of PF-07799544, administered as a single oral dose of [14C]PF-07799544 or a single oral dose of PF-07799544 followed by administration of a single IV microdose of [14C]PF-07799544.
Baseline up to 28 to 35 days post last study intervention dose.
Number of Participants with Treatment Emergent Clinically Significant Laboratory Abnormalities.
Periodo de tiempo: Baseline up to 28 to 35 days post last study intervention dose.
To evaluate the safety and tolerability of PF-07799544, administered as a single oral dose of [14C]PF-07799544 or a single oral dose of PF-07799544 followed by administration of a single IV microdose of [14C]PF-07799544.
Baseline up to 28 to 35 days post last study intervention dose.
Number of Participants With Treatment Emergent Clinically Significant Abnormal Vital Signs.
Periodo de tiempo: Baseline up to 28 to 35 days post last study intervention dose.
To evaluate the safety and tolerability of PF-07799544, administered as a single oral dose of [14C]PF-07799544 or a single oral dose of PF-07799544 followed by administration of a single IV microdose of [14C]PF-07799544.
Baseline up to 28 to 35 days post last study intervention dose.
Number of Participants With Treatment Emergent Clinically Significant Physical Examination Abnormalities.
Periodo de tiempo: Baseline up to 28 to 35 days post last study intervention dose.
To evaluate the safety and tolerability of PF-07799544, administered as a single oral dose of [14C]PF-07799544 or a single oral dose of PF-07799544 followed by administration of a single IV microdose of [14C]PF-07799544.
Baseline up to 28 to 35 days post last study intervention dose.
Number of Participants With Treatment Emergent Clinically Significant Abnormal ECG Measurements.
Periodo de tiempo: Baseline up to 28 to 35 days post last study intervention dose.
To evaluate the safety and tolerability of PF-07799544, administered as a single oral dose of [14C]PF-07799544 or a single oral dose of PF-07799544 followed by administration of a single IV microdose of [14C]PF-07799544.
Baseline up to 28 to 35 days post last study intervention dose.

Colaboradores e Investigadores

Aquí es donde encontrará personas y organizaciones involucradas en este estudio.

Patrocinador

Investigadores

  • Director de estudio: Pfizer CT.gov Call Center, Pfizer

Publicaciones y enlaces útiles

La persona responsable de ingresar información sobre el estudio proporciona voluntariamente estas publicaciones. Estos pueden ser sobre cualquier cosa relacionada con el estudio.

Fechas de registro del estudio

Estas fechas rastrean el progreso del registro del estudio y los envíos de resultados resumidos a ClinicalTrials.gov. Los registros del estudio y los resultados informados son revisados ​​por la Biblioteca Nacional de Medicina (NLM) para asegurarse de que cumplan con los estándares de control de calidad específicos antes de publicarlos en el sitio web público.

Fechas importantes del estudio

Inicio del estudio (Estimado)

1 de junio de 2026

Finalización primaria (Estimado)

2 de julio de 2026

Finalización del estudio (Estimado)

15 de agosto de 2026

Fechas de registro del estudio

Enviado por primera vez

5 de mayo de 2026

Primero enviado que cumplió con los criterios de control de calidad

5 de mayo de 2026

Publicado por primera vez (Actual)

11 de mayo de 2026

Actualizaciones de registros de estudio

Última actualización publicada (Actual)

18 de junio de 2026

Última actualización enviada que cumplió con los criterios de control de calidad

17 de junio de 2026

Última verificación

1 de junio de 2026

Más información

Términos relacionados con este estudio

Otros números de identificación del estudio

  • C4901004

Plan de datos de participantes individuales (IPD)

¿Planea compartir datos de participantes individuales (IPD)?

NO

Descripción del plan IPD

Pfizer will provide access to individual de-identified participant data and related study documents (e.g. protocol, Statistical Analysis Plan (SAP), Clinical Study Report (CSR)) upon request from qualified researchers, and subject to certain criteria, conditions, and exceptions. Further details on Pfizer's data sharing criteria and process for requesting access can be found at: https://www.pfizer.com/science/clinical_trials/trial_data_and_results/data_requests.

Información sobre medicamentos y dispositivos, documentos del estudio

Estudia un producto farmacéutico regulado por la FDA de EE. UU.

Estudia un producto de dispositivo regulado por la FDA de EE. UU.

No

Esta información se obtuvo directamente del sitio web clinicaltrials.gov sin cambios. Si tiene alguna solicitud para cambiar, eliminar o actualizar los detalles de su estudio, comuníquese con register@clinicaltrials.gov. Tan pronto como se implemente un cambio en clinicaltrials.gov, también se actualizará automáticamente en nuestro sitio web. .

Ensayos clínicos sobre Oral [14C] PF-07799544

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