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A Study to Evaluate the Drug Levels, Absolute Bioavailability, Safety, Tolerability, and Immunogenicity of Single-Dose of BMS-986446 in Healthy Adults After Single-dose Administration, and Participants With Early Alzheimer's Disease After Multiple Dose Administration

19 augusti 2026 uppdaterad av: Bristol-Myers Squibb

A Phase 1, Open-label, Multi-part Study to Evaluate Pharmacokinetics, Absolute Bioavailability, Safety, Tolerability, and Immunogenicity of Single-Dose of BMS-986446 Following Intravenous and Subcutaneous Administrations in Healthy Adults and Multiple Doses of BMS-986446 in Participants With Early Alzheimer's Disease.

The purpose of this study is to evaluate the drug levels, absolute bioavailability, safety, tolerability, and immunogenicity of single-Dose of BMS-986446 in healthy adults after single-dose administration, and participants with early Alzheimer's Disease after multiple dose administration

Studieöversikt

Status

Har inte rekryterat ännu

Intervention / Behandling

Studietyp

Interventionell

Inskrivning (Beräknad)

84

Fas

  • Fas 1

Kontakter och platser

Det här avsnittet innehåller kontaktuppgifter för dem som genomför studien och information om var denna studie genomförs.

Studiekontakt

  • Namn: First line of the email MUST contain NCT # and Site #.

Studera Kontakt Backup

  • Namn: BMS Clinical Trials Contact Center www.BMSClinicalTrials.com
  • Telefonnummer: 855-907-3286
  • E-post: Clinical.Trials@bms.com

Studieorter

    • California
      • Anaheim, California, Förenta staterna, 92801
        • Local Institution - 0001
        • Kontakt:
          • Site 0001

Deltagandekriterier

Forskare letar efter personer som passar en viss beskrivning, så kallade behörighetskriterier. Några exempel på dessa kriterier är en persons allmänna hälsotillstånd eller tidigare behandlingar.

Urvalskriterier

Åldrar som är berättigade till studier

  • Vuxen
  • Äldre vuxen

Tar emot friska volontärer

Ja

Beskrivning

Inclusion Criteria

  • Participants must have a BMI of 18.0 to 35.0 kg/m2.
  • For Parts A and B: Participants must be healthy as determined by medical history, Physical Examination (PE), neurological examination, vital signs, 12-lead ECG, Columbia Suicide-Severity Rating Scale (C-SSRS), and clinical laboratory evaluations.
  • For Part C: Participants must meet diagnostic criteria for MCI or mild AD dementia, consistent with the National Institute on Aging and the Alzheimer's Association (NIA-AA) diagnostic criteria.
  • For Part C: Participants must have an Mini Mental State Examination (MMSE) score of ≥ 20 to 28 (inclusive).
  • For Part C: Participants must have evidence of positive plasma pTau217.

Exclusion Criteria

  • For Parts A and B: Participants must not have a general history of any clinically significant gastrointestinal, renal, hepatic, broncho-pulmonary, neurological, psychiatric, cardiovascular, endocrinological, immune-mediated disorder, hematological, ongoing allergic disorder requiring treatment, metabolic disorder, cancer, or cirrhosis.
  • For Parts A and B: Participants must not have donated or lost 500 mL blood or more within 60 days prior to study intervention administration.
  • For Part C: Participants must not have a neurological condition that in the opinion of the investigator may be contributing to cognitive impairment aside from the AD diagnosis, including but not limited to: Parkinson's disease, vascular dementia, dementia with Lewy bodies, frontotemporal dementia, Huntington's disease, normal pressure hydrocephalus, brain tumor, progressive supranuclear palsy, seizure disorder, subdural hematoma, multiple sclerosis, long COVID, or baseline intellectual disability.
  • For Part C: Participants must not have any current primary psychiatric diagnosis (eg, major depression, schizoaffective disorder or bipolar disorder) other than AD or symptoms (eg, hallucination or delusions).
  • Other protocol-defined Inclusion/Exclusion criteria apply.

Studieplan

Det här avsnittet ger detaljer om studieplanen, inklusive hur studien är utformad och vad studien mäter.

Hur är studien utformad?

Designdetaljer

  • Primärt syfte: Behandling
  • Tilldelning: Icke-randomiserad
  • Interventionsmodell: Parallellt uppdrag
  • Maskning: Ingen (Open Label)

Vapen och interventioner

Deltagargrupp / Arm
Intervention / Behandling
Experimentell: Panel A1: BMS986446
Angiven dos på angivna dagar
Andra namn:
  • PRX005
  • Moponetug
Experimentell: Panel A2: BMS986446
Angiven dos på angivna dagar
Andra namn:
  • PRX005
  • Moponetug
Experimentell: Panel A3: BMS986446
Angiven dos på angivna dagar
Andra namn:
  • PRX005
  • Moponetug
Experimentell: Panel B1: BMS986446
Angiven dos på angivna dagar
Andra namn:
  • PRX005
  • Moponetug
Experimentell: Panel B2: BMS986446
Angiven dos på angivna dagar
Andra namn:
  • PRX005
  • Moponetug
Experimentell: Panel C1: BMS986446
Angiven dos på angivna dagar
Andra namn:
  • PRX005
  • Moponetug

Vad mäter studien?

Primära resultatmått

Resultatmått
Tidsram
Absolute bioavailability estimated from geometric mean ratio (GMR) of area under the concentration-time curve from time zero extrapolated to infinite time (AUC(INF)) of BMS-986446 after subcutaneous (SC) infusion
Tidsram: Up to approximately 5 months
Up to approximately 5 months
Absolute bioavailability estimated from GMR of AUC(INF) of BMS-986446 after intravenous (IV) infusion
Tidsram: Up to approximately 5 months
Up to approximately 5 months
Maximum observed concentration (Cmax)
Tidsram: Up to approximately 5 months
Up to approximately 5 months
Time of maximum observed concentration (Tmax)
Tidsram: Up to approximately 5 months
Up to approximately 5 months
Area under the concentration-time curve from time zero to time of last quantifiable concentration (AUC(0-T))
Tidsram: Up to approximately 5 months
Up to approximately 5 months
Area under the serum concentration-time curve from time zero to 672 hours (AUC(0-672))
Tidsram: Up to approximately 5 months
Up to approximately 5 months
AUC(INF)
Tidsram: Up to approximately 5 months
Up to approximately 5 months
Half-life (T-HALF)
Tidsram: Up to approximately 5 months
Up to approximately 5 months
Apparent total body clearance in SC administration (CLT/F)
Tidsram: Up to approximately 5 months
Up to approximately 5 months
Total body clearance in IV infusion (CLT)
Tidsram: Up to approximately 5 months
Up to approximately 5 months
Apparent volume of distribution of terminal phase in SC administration (Vz/F)
Tidsram: Up to approximately 5 months
Up to approximately 5 months
Volume of distribution of terminal phase (VZ)
Tidsram: Up to approximately 5 months
Up to approximately 5 months

Sekundära resultatmått

Resultatmått
Åtgärdsbeskrivning
Tidsram
Adverse events (AEs)
Tidsram: Up to approximately 5 months
Up to approximately 5 months
Serious adverse events (SAEs)
Tidsram: Up to approximately 5 months
Up to approximately 5 months
AEs reported as related to BMS-986446
Tidsram: Up to approximately 5 months
Up to approximately 5 months
Incidence of anti-drug antibody (ADA)
Tidsram: Up to approximately 5 months
Up to approximately 5 months
Local tolerance evaluation
Tidsram: Up to approximately 5 months
This evaluation will assess pain, itching, burning, pressure, and soreness/tenderness (using a Numeric Rating Scale) at the injection site location.
Up to approximately 5 months
GMR of Panel B1 vs Panel A3 for Cmax
Tidsram: Up to approximately 5 months
Up to approximately 5 months
GMR of Panel B1 vs Panel A3 for area under the concentration-time curve (AUC)
Tidsram: Up to approximately 5 months
Up to approximately 5 months
GMR of Panel B2 vs Panel A3 for Cmax
Tidsram: Up to approximately 5 months
Up to approximately 5 months
GMR of Panel B2 vs Panel A3 for AUC
Tidsram: Up to approximately 5 months
Up to approximately 5 months
Cmax
Tidsram: Up to approximately 5 months
Panel B1, Panel B2, Panel C1
Up to approximately 5 months
Tmax
Tidsram: Up to approximately 5 months
Panel B1, Panel B2, Panel C1
Up to approximately 5 months
AUC(0-T)
Tidsram: Up to approximately 5 months
Panel B1, Panel B2
Up to approximately 5 months
AUC(0-672)
Tidsram: Up to approximately 5 months
Panel B1, Panel B2
Up to approximately 5 months
AUC(INF)
Tidsram: Up to approximately 5 months
Panel B1, Panel B2
Up to approximately 5 months
T-HALF
Tidsram: Up to approximately 5 months
Panel B1, Panel B2, Panel C1
Up to approximately 5 months
CLT/F
Tidsram: Up to approximately 5 months
Panel B1, Panel B2, Panel C1
Up to approximately 5 months
Vz/F
Tidsram: Up to approximately 5 months
Panel B1, Panel B2, Panel C1
Up to approximately 5 months
Trough observed plasma concentration (Ctrough)
Tidsram: Up to approximately 5 months
Panel C1
Up to approximately 5 months
Concentration at the end of a dosing interval (Ctau)
Tidsram: Up to approximately 5 months
Panel C1
Up to approximately 5 months
Area under the concentration-time curve within a dosing interval (AUC(TAU))
Tidsram: Up to approximately 5 months
Panel C1
Up to approximately 5 months

Samarbetspartners och utredare

Det är här du hittar personer och organisationer som är involverade i denna studie.

Utredare

  • Studierektor: Bristol-Myers Squibb, Bristol-Myers Squibb

Publikationer och användbara länkar

Den som ansvarar för att lägga in information om studien tillhandahåller frivilligt dessa publikationer. Dessa kan handla om allt som har med studien att göra.

Studieavstämningsdatum

Dessa datum spårar framstegen för inlämningar av studieposter och sammanfattande resultat till ClinicalTrials.gov. Studieposter och rapporterade resultat granskas av National Library of Medicine (NLM) för att säkerställa att de uppfyller specifika kvalitetskontrollstandarder innan de publiceras på den offentliga webbplatsen.

Studera stora datum

Studiestart (Beräknad)

21 augusti 2026

Primärt slutförande (Beräknad)

17 juni 2027

Avslutad studie (Beräknad)

17 juni 2027

Studieregistreringsdatum

Först inskickad

19 augusti 2026

Först inskickad som uppfyllde QC-kriterierna

19 augusti 2026

Första postat (Faktisk)

21 augusti 2026

Uppdateringar av studier

Senaste uppdatering publicerad (Faktisk)

21 augusti 2026

Senaste inskickade uppdateringen som uppfyllde QC-kriterierna

19 augusti 2026

Senast verifierad

1 augusti 2026

Mer information

Termer relaterade till denna studie

Plan för individuella deltagardata (IPD)

Planerar du att dela individuella deltagardata (IPD)?

JA

IPD-planbeskrivning

BMS will provide access to individual anonymized participant data upon request from qualified researchers, and subject to certain criteria. Additional information regarding Bristol Myers Squibb's data sharing policy and process can be found at https://www.bms.com/researchers-and-partners/clinical-trials-and-research.html

Tidsram för IPD-delning

See Plan Description

Kriterier för IPD Sharing Access

See Plan Description

IPD-delning som stöder informationstyp

  • STUDY_PROTOCOL
  • SAV
  • CSR

Läkemedels- och apparatinformation, studiedokument

Studerar en amerikansk FDA-reglerad läkemedelsprodukt

Ja

Studerar en amerikansk FDA-reglerad produktprodukt

Nej

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