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A Study to Learn About the Study Medicine Called Prifetrastat in People With Renal Impairment

5. november 2026 opdateret af: Pfizer

A PHASE 1, OPEN-LABEL, SINGLE-DOSE, PARALLEL-GROUP STUDY TO EVALUATE THE PHARMACOKINETICS AND SAFETY OF PRIFETRASTAT IN PARTICIPANTS WITH MODERATE AND SEVERE RENAL IMPAIRMENT RELATIVE TO PARTICIPANTS WITH NORMAL RENAL FUNCTION.

The primary purpose of this study is to understand how the body processes the study medicine, called prifetrastat, in people with renal impairment compared to healthy people with normal kidney function. Renal impairment means that a person has worse kidney function than normal. The study will also look at the safety and tolerability of prifetrastat in people with renal impairment compared to healthy people with normal kidney function.

This study is seeking participants who:

  • Have moderate or severe renal impairment or
  • Healthy people with normal kidney function

All participants in this study will receive a single dose of prifetrastat. The study medicine will be given by mouth at the study clinic. We will compare experiences of people with renal impairment and healthy people with normal kidney function.

Participants will take part in this study for about 2 months. During this time, they will stay at the study clinic for 8 to 16 days.

Studieoversigt

Status

Ikke rekrutterer endnu

Intervention / Behandling

Undersøgelsestype

Interventionel

Tilmelding (Anslået)

24

Fase

  • Fase 1

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiekontakt

Studiesteder

    • Florida
      • Miami Lakes, Florida, Forenede Stater, 33016
        • Floridian Clinical Research
      • Tampa, Florida, Forenede Stater, 33603
        • Genesis Clinical Research, LLC
    • Minnesota
      • Saint Paul, Minnesota, Forenede Stater, 55114
        • Nucleus Network Minneapolis

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

18 år til 90 år (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ja

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria

  • Female of nonchildbearing potential or males, 18 to 90 years of age at screening.
  • Body mass index (BMI) of 16-40 kg/m2; and a total body weight >50 kg (110 lb).
  • Stable renal function that matches the classification of either moderate renal impairment, severe renal impairment, or normal renal function.

Exclusion Criteria

  • Any condition possibly affecting drug absorption
  • Acute renal disease
  • Renal allograft recipient
  • Renal transplant recipient
  • Urinary incontinence without catheterization
  • Current use of any prohibited concomitant medication(s)

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Andet
  • Tildeling: Ikke-randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: Moderate Renal Impairment (Cohort 1)

Prifetrastat administered by mouth as a single dose in participants with moderate renal impairment (eGFR = 30-59 mL/min).

Prifetrastat administered by mouth as a single dose.

Andre navne:
  • PF-07248144
Eksperimentel: Severe Renal Impairment (Cohort 2)

Prifetrastat administered by mouth as a single dose in participants with severe renal impairment (eGFR < 30 mL/min).

Prifetrastat administered by mouth as a single dose.

Andre navne:
  • PF-07248144
Aktiv komparator: Normal Renal Function (Cohort 3)

Prifetrastat administered by mouth as a single dose in participants with normal renal function (eGFR ≥ 90 mL/min).

Prifetrastat administered by mouth as a single dose.

Andre navne:
  • PF-07248144

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Tidsramme
Area Under the Curve From Time Zero to Extrapolated Infinite Time (AUCinf) of Prifetrastat
Tidsramme: Pre-dose, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 24, 36, 48, 72, 120, 168, 216, 264, 312, and 360 hours post-dose
Pre-dose, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 24, 36, 48, 72, 120, 168, 216, 264, 312, and 360 hours post-dose
Maximum Observed Plasma Concentration (Cmax) of Prifetrastat
Tidsramme: Pre-dose, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 24, 36, 48, 72, 120, 168, 216, 264, 312, and 360 hours post-dose
Pre-dose, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 24, 36, 48, 72, 120, 168, 216, 264, 312, and 360 hours post-dose

Sekundære resultatmål

Resultatmål
Tidsramme
Number of Treatment-Emergent Adverse Events (AE) by Severity
Tidsramme: From Baseline through follow-up, up to 35 days after last dose of study drug
From Baseline through follow-up, up to 35 days after last dose of study drug
Number of Participants With Clinically Significant Clinical Laboratories Abnormalities
Tidsramme: From Baseline through follow-up, up to 35 days after last dose of study drug
From Baseline through follow-up, up to 35 days after last dose of study drug
Number of Participants With Clinically Significant Change From Baseline in Blood Pressure or Heart Rate
Tidsramme: From Baseline up to Day 16
From Baseline up to Day 16
Number of Participants With Abnormalities in Physical Examination
Tidsramme: From Baseline up to Day 16
From Baseline up to Day 16
Number of Participants With Clinically Significant Change in Electrocardiogram (ECG) Findings
Tidsramme: From Baseline up to Day 16
From Baseline up to Day 16

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Efterforskere

  • Studieleder: Pfizer CT.gov Call Center, Pfizer

Publikationer og nyttige links

Den person, der er ansvarlig for at indtaste oplysninger om undersøgelsen, leverer frivilligt disse publikationer. Disse kan handle om alt relateret til undersøgelsen.

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Anslået)

17. november 2026

Primær færdiggørelse (Anslået)

21. maj 2028

Studieafslutning (Anslået)

27. maj 2028

Datoer for studieregistrering

Først indsendt

5. november 2026

Først indsendt, der opfyldte QC-kriterier

5. november 2026

Først opslået (Faktiske)

12. november 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

12. november 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

5. november 2026

Sidst verificeret

1. november 2026

Mere information

Begreber relateret til denne undersøgelse

Plan for individuelle deltagerdata (IPD)

Planlægger du at dele individuelle deltagerdata (IPD)?

INGEN

IPD-planbeskrivelse

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.

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

Studerer et amerikansk FDA-reguleret lægemiddelprodukt

Ja

Studerer et amerikansk FDA-reguleret enhedsprodukt

Ingen

Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .

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