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AZD9773 Dose Escalation Study

19 juillet 2013 mis à jour par: 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.

Aperçu de l'étude

Statut

Complété

Les conditions

Intervention / Traitement

Type d'étude

Interventionnel

Inscription (Réel)

70

Phase

  • Phase 2

Contacts et emplacements

Cette section fournit les coordonnées de ceux qui mènent l'étude et des informations sur le lieu où cette étude est menée.

Lieux d'étude

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

Critères de participation

Les chercheurs recherchent des personnes qui correspondent à une certaine description, appelée critères d'éligibilité. Certains exemples de ces critères sont l'état de santé général d'une personne ou des traitements antérieurs.

Critère d'éligibilité

Âges éligibles pour étudier

18 ans et plus (Adulte, Adulte plus âgé)

Accepte les volontaires sains

Non

Sexes éligibles pour l'étude

Tout

La description

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.

Plan d'étude

Cette section fournit des détails sur le plan d'étude, y compris la façon dont l'étude est conçue et ce que l'étude mesure.

Comment l'étude est-elle conçue ?

Détails de conception

  • Objectif principal: Traitement
  • Répartition: Randomisé
  • Modèle interventionnel: Affectation à un seul groupe
  • Masquage: Tripler

Armes et Interventions

Groupe de participants / Bras
Intervention / Traitement
Comparateur placebo: Placebo
Autre: Placebo
Placebo
Expérimental: AZD9773 cohort 1 (50 units/kg)
AZD9773: single infusion of 50 units/kg
Médicament: AZD9773 (CytoFab)
intravenous infusions
Expérimental: AZD9773 cohort 2 (250 units/kg)
AZD9773: single infusion of 250 units/kg
Médicament: AZD9773 (CytoFab)
intravenous infusions
Expérimental: AZD9773 cohort 3 (250/50 units/kg)
AZD9773: loading infusion of 250 units/kg then 9 maintenance doses of 50 units/kg q12hrs
Médicament: AZD9773 (CytoFab)
intravenous infusions
Expérimental: AZD9773 cohort 4 (500/100 units/kg)
AZD9773: loading infusion of 500 units/kg then 9 maintenance doses of 100 units/kg q12hrs
Médicament: AZD9773 (CytoFab)
intravenous infusions
Expérimental: AZD9773 cohort 5 (750/250 units/kg)
AZD9773: loading infusion of 750 units/kg then 9 maintenance doses of 250 units/kg q12hrs
Médicament: AZD9773 (CytoFab)
intravenous infusions

Que mesure l'étude ?

Principaux critères de jugement

Mesure des résultats
Description de la mesure
Délai
Change From Baseline in Creatinine Values
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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.
Délai: 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
Délai: 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
Délai: 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

Mesures de résultats secondaires

Mesure des résultats
Description de la mesure
Délai
28-Day Mortality
Délai: 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
Délai: 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)
Délai: 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)
Délai: 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)
Délai: 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)
Délai: 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)
Délai: 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)
Délai: 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)
Délai: 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)
Délai: 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)
Délai: 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)
Délai: 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

Collaborateurs et enquêteurs

C'est ici que vous trouverez les personnes et les organisations impliquées dans cette étude.

Parrainer

AstraZeneca

Les enquêteurs

  • Directeur d'études: Steven Simonson, MD, AstraZeneca

Publications et liens utiles

La personne responsable de la saisie des informations sur l'étude fournit volontairement ces publications. Il peut s'agir de tout ce qui concerne l'étude.

Publications générales

Dates d'enregistrement des études

Ces dates suivent la progression des dossiers d'étude et des soumissions de résultats sommaires à ClinicalTrials.gov. Les dossiers d'étude et les résultats rapportés sont examinés par la Bibliothèque nationale de médecine (NLM) pour s'assurer qu'ils répondent à des normes de contrôle de qualité spécifiques avant d'être publiés sur le site Web public.

Dates principales de l'étude

Début de l'étude

1 janvier 2008

Achèvement primaire (Réel)

1 juillet 2009

Achèvement de l'étude (Réel)

1 juillet 2009

Dates d'inscription aux études

Première soumission

31 janvier 2008

Première soumission répondant aux critères de contrôle qualité

1 février 2008

Première publication (Estimation)

14 février 2008

Mises à jour des dossiers d'étude

Dernière mise à jour publiée (Estimation)

22 août 2013

Dernière mise à jour soumise répondant aux critères de contrôle qualité

19 juillet 2013

Dernière vérification

1 juillet 2013

Plus d'information

Termes liés à cette étude

Mots clés

Termes MeSH pertinents supplémentaires

Autres numéros d'identification d'étude

  • D0620C00004

Ces informations ont été extraites directement du site Web clinicaltrials.gov sans aucune modification. Si vous avez des demandes de modification, de suppression ou de mise à jour des détails de votre étude, veuillez contacter register@clinicaltrials.gov. Dès qu'un changement est mis en œuvre sur clinicaltrials.gov, il sera également mis à jour automatiquement sur notre site Web .

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