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AZD9773 Dose Escalation Study

19. juli 2013 opdateret af: AstraZeneca

A Placebo-controlled, Double-blind, Dose-escalation Study to Assess the Safety, Tolerability, and Pharmacokinetics and Pharmacodynamics of Single and Multiple Intravenous Infusions of CytoFab (AZD9773) in Patients With Severe Sepsis

This is a double-blind, placebo-controlled, multi-center, dose-escalation study to assess the safety, tolerability, Pharmacokinetics and Pharmacodynamics of single and multiple ascending intravenous infusions of CytoFab (AZD9773) in adult patients with severe sepsis.

Studieoversigt

Status

Afsluttet

Betingelser

Intervention / Behandling

Undersøgelsestype

Interventionel

Tilmelding (Faktiske)

70

Fase

  • Fase 2

Kontakter og lokationer

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

Studiesteder

  • Forenede Stater
    • Alabama
      • Birmingham, Alabama, Forenede Stater
        • Research Site
    • Delaware
      • Newark, Delaware, Forenede Stater
        • Research Site
    • Florida
      • Bay Pines, Florida, Forenede Stater
        • Research Site
      • Miami, Florida, Forenede Stater
        • Research Site
    • Illinois
      • Chicago, Illinois, Forenede Stater
        • Research Site
      • Oak Park, Illinois, Forenede Stater
        • Research Site
      • Peoria, Illinois, Forenede Stater
        • Research Site
    • Indiana
      • Indianapolis, Indiana, Forenede Stater
        • Research Site
    • Iowa
      • Iowa City, Iowa, Forenede Stater
        • Research Site
    • Kentucky
      • Hazard, Kentucky, Forenede Stater
        • Research Site
      • Lexington, Kentucky, Forenede Stater
        • Research Site
    • Maryland
      • Baltimore, Maryland, Forenede Stater
        • Research Site
    • Missouri
      • Kansas City, Missouri, Forenede Stater
        • Research Site
    • New Jersey
      • Camden, New Jersey, Forenede Stater
        • Research Site
      • Newark, New Jersey, Forenede Stater
        • Research Site
    • New York
      • Brooklyn, New York, Forenede Stater
        • Research Site
      • New York, New York, Forenede Stater
        • Research Site
      • Rochester, New York, Forenede Stater
        • Research Site
    • North Carolina
      • Durham, North Carolina, Forenede Stater
        • Research Site
      • Greensboro, North Carolina, Forenede Stater
        • Research Site
      • Winston Salem, North Carolina, Forenede Stater
        • Research Site
    • Ohio
      • Columbus, Ohio, Forenede Stater
        • Research Site
    • Oklahoma
      • Oklahoma City, Oklahoma, Forenede Stater
        • Research Site
    • Tennessee
      • Nashville, Tennessee, Forenede Stater
        • Research Site
    • Texas
      • Galveston, Texas, Forenede Stater
        • Research Site
      • Houston, Texas, Forenede Stater
        • Research Site

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 og ældre (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  • Clinical evidence of infection requiring treatment with parenteral antibiotics
  • Patients must meet multiple Systemic Inflammatory Response Syndrome (SIRS) criteria
  • Patients must meet criteria for cardiovascular and/or respiratory dysfunction
  • Sepsis (infection plus SIRS criteria) must be present prior to organ dysfunction

Exclusion Criteria:

  • Moribund and death is considered imminent, or patient not expected to survive 90 days because of underlying medical condition, or classified as Do Not Resuscitate or Do Not Treat
  • Patient cannot attain a MAP >60 mmHg when measured via an arterial line and/or a Systolic Blood Pressure (SBP) >80 mmHg in the presence of vasopressors and iv fluids for a period of ≥2 hours
  • Receiving immunosuppressants, or high dose steroids within 2 months of provision of informed consent
  • Any history of hypersensitivity reaction to sheep products, latex, papain or papaya, or chymopapain or previously administered antivenom manufactured using ovine serum, digoxin immune fab (DigiFab™ , DIGIBIND® ), crotalidae polyvalent immune fab (ovine) (CroFab™ ), or other sheep derived product.
  • Treatment with anti Tumor-Necrosis-Factor (anti-TNF) antibodies within 8 weeks before provision of written informed consent.

Studieplan

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

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: Randomiseret
  • Interventionel model: Enkelt gruppeopgave
  • Maskning: Tredobbelt

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Placebo komparator: Placebo
Andet: Placebo
Placebo
Eksperimentel: AZD9773 cohort 1 (50 units/kg)
AZD9773: single infusion of 50 units/kg
Medicin: AZD9773 (CytoFab)
intravenous infusions
Eksperimentel: AZD9773 cohort 2 (250 units/kg)
AZD9773: single infusion of 250 units/kg
Medicin: AZD9773 (CytoFab)
intravenous infusions
Eksperimentel: AZD9773 cohort 3 (250/50 units/kg)
AZD9773: loading infusion of 250 units/kg then 9 maintenance doses of 50 units/kg q12hrs
Medicin: AZD9773 (CytoFab)
intravenous infusions
Eksperimentel: AZD9773 cohort 4 (500/100 units/kg)
AZD9773: loading infusion of 500 units/kg then 9 maintenance doses of 100 units/kg q12hrs
Medicin: AZD9773 (CytoFab)
intravenous infusions
Eksperimentel: AZD9773 cohort 5 (750/250 units/kg)
AZD9773: loading infusion of 750 units/kg then 9 maintenance doses of 250 units/kg q12hrs
Medicin: AZD9773 (CytoFab)
intravenous infusions

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Change From Baseline in Creatinine Values
Tidsramme: End of study (Day 28)
Change in creatinine values from baseline (pre-infusion) to follow-up (28 days after the start of study drug administration) [calculated as Day 28 mean minus baseline mean]. Safety analysis set (ie all patients who started study drug infusion).
End of study (Day 28)
Change From Baseline in Alanine Aminotransferase Values
Tidsramme: End of study (Day 28)
Change in alanine aminotransferase values from baseline (pre-infusion) to follow-up (28 days after the start of study drug administration) [calculated as Day 28 mean minus baseline mean]. Safety analysis set (ie all patients who started study drug infusion).
End of study (Day 28)
Change From Baseline in Aspartate Aminotransferase Values
Tidsramme: End of study (Day 28)
Change in aspartate aminotransferase values from baseline (pre-infusion) to follow-up (28 days after the start of study drug administration) [calculated as Day 28 mean minus baseline mean]. Safety analysis set (ie all patients who started study drug infusion).
End of study (Day 28)
Change From Baseline in Bilirubin Values
Tidsramme: End of study (Day 28)
Change in bilirubin values from baseline (pre-infusion) to follow-up (28 days after the start of study drug administration) [calculated as Day 28 mean minus baseline mean]. Safety analysis set (ie all patients who started study drug infusion).
End of study (Day 28)
Change From Baseline in Haemoglobin Values
Tidsramme: End of study (Day 28)
Change in haemoglobin values from baseline (pre-infusion) to follow-up (28 days after the start of study drug administration) [calculated as Day 28 mean minus baseline mean]. Safety analysis set (ie all patients who started study drug infusion).
End of study (Day 28)
Change From Baseline in White Blood Cell Values
Tidsramme: End of study (Day 28)
Change in white blood cell values from baseline (pre-infusion) to follow-up (28 days after the start of study drug administration) [calculated as Day 28 mean minus baseline mean]. Safety analysis set (ie all patients who started study drug infusion).
End of study (Day 28)
Change From Baseline in Platelet Count Values
Tidsramme: End of study (Day 28)
Change in platelet count values from baseline (pre-infusion) to follow-up (28 days after the start of study drug administration) [calculated as Day 28 mean minus baseline mean]. Safety analysis set (ie all patients who started study drug infusion).
End of study (Day 28)
Change From Baseline in Prothrombin Time Values
Tidsramme: Day 7
Change in prothrombin time values from baseline (pre-infusion) to Day 7 [calculated as Day 7 mean minus baseline mean]. Safety analysis set (ie all patients who started study drug infusion).
Day 7
Change From Baseline in Troponin I
Tidsramme: Day 6
Change in troponin I values from baseline (pre-infusion) to Day 6 [calculated as Day 6 mean minus baseline mean]. Safety analysis set (ie all patients who started study drug infusion).
Day 6
Change From Baseline in QT With Fridericia Correction (QTcF), Where QT is Measured by ECG, and is the Time Interval Between the Start of the Q Wave and the End of the T Wave in the Heart's Electrical Cycle.
Tidsramme: Day 1 (end of infusion) for Cohorts 1 and 2; Day 5 (end of infusion) for Cohorts 3 to 5 and placebo
Change in QTcF from baseline (pre-infusion) to Day 1 (end of infusion) for Cohorts 1 and 2 [calculated as Day 1 mean minus baseline mean] and Day 5 (end of infusion) for Cohorts 3 to 5 and placebo [calculated as Day 5 mean minus baseline mean]. Safety analysis set (ie all patients who started study drug infusion).
Day 1 (end of infusion) for Cohorts 1 and 2; Day 5 (end of infusion) for Cohorts 3 to 5 and placebo
Change From Baseline in Calculated Mean Arterial Blood Pressure
Tidsramme: Day 14
Change in calculated mean arterial pressure from baseline (pre-infusion) to Day 14 [calculated as Day 14 mean minus baseline mean]. Safety analysis set (ie all patients who started study drug infusion).
Day 14
Change From Baseline in Body Weight
Tidsramme: Day 6
Change in body weight from baseline (pre-infusion) to Day 6 [calculated as Day 6 mean minus baseline mean]. Safety analysis set (ie all patients who started study drug infusion).
Day 6

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
28-Day Mortality
Tidsramme: End of study (Day 28)
The number of patients who had died at Day 28. Safety analysis set (ie all patients who started study drug infusion).
End of study (Day 28)
Change From Baseline in Sequential Organ Failure Assessment (SOFA) Scores
Tidsramme: Day 6
Change in SOFA (Sequential Organ Failure Assessment) scores from baseline (pre-infusion) to Day 6 [calculated as Day 6 mean minus baseline mean]. The SOFA score is out of a maximum of 24 (units on a scale 0 to 24). The higher the score, the worse the organ system functioning. Safety analysis set (ie all patients who started study drug infusion).
Day 6
Area Under the Serum Concentration-time Curve From 0 to 12 Hours (AUC(0-12)) of Single Dose AZD9773 Serum Total Fabs (Cohorts 1 and 2)
Tidsramme: Day 1 [PK samples taken pre-dose, the end of each infusion rate and then at 0.5, 1, 2, 8, and 12h post-(last) infusion]
AUC(0-12) for single dose AZD9773 serum total Fabs (cohorts 1 and 2). PK analysis set (ie a subset of the safety analysis set including only those patients without important deviations that could affect the PK).
Day 1 [PK samples taken pre-dose, the end of each infusion rate and then at 0.5, 1, 2, 8, and 12h post-(last) infusion]
Terminal Half-life (t1/2) of Single Dose AZD9773 Serum Total Fabs (Cohorts 1 and 2)
Tidsramme: Day 1 [PK samples taken pre-dose, the end of each infusion rate and then at 0.5, 1, 2, 8, 12, 24, 48, and 72 h post-(last) infusion]
t1/2 of single dose AZD9773 serum total Fabs (cohorts 1 and 2). PK analysis set (ie a subset of the safety analysis set including only those patients without important deviations that could affect the PK).
Day 1 [PK samples taken pre-dose, the end of each infusion rate and then at 0.5, 1, 2, 8, 12, 24, 48, and 72 h post-(last) infusion]
Total Apparent Clearance (CL) of Single Dose AZD9773 Serum Total Fabs (Cohorts 1 and 2)
Tidsramme: Day 1 [PK samples taken pre-dose, the end of each infusion rate and then at 0.5, 1, 2, 8, 12, 24, 48, and 72 h post-(last) infusion]
CL of single dose AZD9773 serum total Fabs (cohorts 1 and 2). PK analysis set (ie a subset of the safety analysis set including only those patients without important deviations that could affect the PK).
Day 1 [PK samples taken pre-dose, the end of each infusion rate and then at 0.5, 1, 2, 8, 12, 24, 48, and 72 h post-(last) infusion]
AUC(0-12) of Loading Dose AZD9773 Serum Total Fabs (Cohorts 3, 4 and 5)
Tidsramme: Day 1 [PK samples taken pre-dose, the end of each infusion rate and then at 0.5, 1, 2, 8 and 12 h post-(last) infusion]
AUC(0-12) of loading dose AZD9773 serum total Fabs (cohorts 3, 4 and 5). PK analysis set (ie a subset of the safety analysis set including only those patients without important deviations that could affect the PK).
Day 1 [PK samples taken pre-dose, the end of each infusion rate and then at 0.5, 1, 2, 8 and 12 h post-(last) infusion]
Maximum (End of Infusion) Serum Concentration (Cinf) of Loading Dose AZD9773 Serum Total Fabs (Cohorts 3,4 and 5)
Tidsramme: Day 1 [PK samples taken pre-dose, the end of each infusion rate and then at 0.5, 1, 2, 8 and 12 h post-(last)infusion]
Cinf of loading dose AZD9773 serum total Fabs (cohorts 3, 4 and 5). PK analysis set (ie a subset of the safety analysis set including only those patients without important deviations that could affect the PK).
Day 1 [PK samples taken pre-dose, the end of each infusion rate and then at 0.5, 1, 2, 8 and 12 h post-(last)infusion]
Time to Reach Cinf (Tmax) of Loading Dose AZD9773 Serum Total Fabs (Cohorts 3, 4 and 5)
Tidsramme: Day 1 [PK samples taken pre-dose, the end of each infusion rate and then at 0.5, 1, 2, 8 and 12 h post-(last)infusion]
tmax of loading dose AZD9773 serum total Fabs (cohorts 3, 4 and 5). PK analysis set (ie a subset of the safety analysis set including only those patients without important deviations that could affect the PK).
Day 1 [PK samples taken pre-dose, the end of each infusion rate and then at 0.5, 1, 2, 8 and 12 h post-(last)infusion]
AUC(0-12) of Maintenance Dose AZD9773 Serum Total Fabs (Cohorts 3, 4 and 5)
Tidsramme: PK samples taken pre-dose of Doses 5,7 and 9, then at 0, 0.5, 1, 2, 8 and 12 h post dose 9 infusion
AUC(0-12) of maintenance dose AZD9773 serum total Fabs (cohorts 3, 4 and 5). PK analysis set (ie a subset of the safety analysis set including only those patients without important deviations that could affect the PK).
PK samples taken pre-dose of Doses 5,7 and 9, then at 0, 0.5, 1, 2, 8 and 12 h post dose 9 infusion
Cinf of Maintenance Dose AZD9773 Serum Total Fabs (Cohorts 3, 4 and 5)
Tidsramme: PK samples taken pre-dose of Doses 5,7 and 9, then at 0, 0.5, 1, 2, 8 and 12 h post dose 9 infusion
Cinf of maintenance dose AZD9773 serum total Fabs (cohorts 3, 4 and 5). PK analysis set (ie a subset of the safety analysis set including only those patients without important deviations that could affect the PK).
PK samples taken pre-dose of Doses 5,7 and 9, then at 0, 0.5, 1, 2, 8 and 12 h post dose 9 infusion
Tmax of Maintenance Dose AZD9773 Serum Total Fabs (Cohorts 3, 4 and 5)
Tidsramme: PK samples taken pre-dose of Doses 5,7 and 9, then at 0, 0.5, 1, 2, 8 and 12 h post dose 9 infusion
tmax of maintenance dose AZD9773 serum total Fabs (cohorts 3, 4 and 5). PK analysis set (ie a subset of the safety analysis set including only those patients without important deviations that could affect the PK).
PK samples taken pre-dose of Doses 5,7 and 9, then at 0, 0.5, 1, 2, 8 and 12 h post dose 9 infusion
Number of Patients Below Tumour Necrosis Factor (TNF)-Alpha Limit of Quantification (LOQ) at 24 Hours (n< LOQ)
Tidsramme: 24 hours
Number of patients below tumour necrosis factor (TNF)-alpha limit of quantification (LOQ) at 24 hours (n< LOQ) measured by ELISA (LOQ = 1.3 pg/mL). Safety analysis set (ie all patients who started study drug infusion).
24 hours

Samarbejdspartnere og efterforskere

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

Sponsor

AstraZeneca

Efterforskere

  • Studieleder: Steven Simonson, MD, AstraZeneca

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.

Generelle publikationer

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

1. januar 2008

Primær færdiggørelse (Faktiske)

1. juli 2009

Studieafslutning (Faktiske)

1. juli 2009

Datoer for studieregistrering

Først indsendt

31. januar 2008

Først indsendt, der opfyldte QC-kriterier

1. februar 2008

Først opslået (Skøn)

14. februar 2008

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Skøn)

22. august 2013

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

19. juli 2013

Sidst verificeret

1. juli 2013

Mere information

Begreber relateret til denne undersøgelse

Nøgleord

Yderligere relevante MeSH-vilkår

Andre undersøgelses-id-numre

  • D0620C00004

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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