ClinicalTrials.gg
TerminatedNCT00806351Updated Dec 20, 2012Results posted

An Evaluation Of The Effectiveness And Safety Of Anidulafungin Compared To Caspofungin For The Treatment Of Serious Fungal Infection Due To Candida In Patients With A Dysfunctional Immune System

A Phase 3 interventional study of Active Anidulafungin and Active Caspofungin in Fungemia, Neutropenia and Candidiasis, sponsored by Pfizer. Terminated at 10 sites in 6 countries. Open to participants aged 16 Years and older. Per ClinicalTrials.gov, last updated 2012-12-20.

Sponsored by Pfizer · Phase 3, Interventional, and Treatment

Why this study was terminated
The study was prematurely terminated on May 18, 2012 due to slow enrollment. The study was not terminate due to any safety issues or concerns.
Phase
Phase 3
Study type
Interventional
Enrollment
21
Allocation
Randomized
Ages
16 Years and older
Sex
All
01

Study summary

The purpose of this study is to gather information on the use of anidulafungin for the treatment of Candida infection in patients with an abnormal immune system. It is expected that anidulafungin will be at least as safe and as effective as the comparator drug, caspofungin.

02

Conditions studied

  • Fungemia
  • Neutropenia
  • Candidiasis

Keywords

  • Candidiasis; Invasive Candidiasis; Candida; Candidemia; Fungal Infection; Neutropenia
03

In context

Fungemia

27 studies on the registry are indexed under Fungemia; 3 are open to participants now.

This study's enrollment of 21 is below the median of 248 across 16 interventional studies indexed under Fungemia.

Browse Fungemia studies →

Lead sponsor

Pfizer is the lead sponsor of 3,323 studies on the registry; 145 are open to participants now.

Of its 597 completed or terminated interventional studies of FDA-regulated products, 391 (65%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
16 Years and older
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Dysfunctional immune system (reduced neutrophils).
  • Confirmed Candida infection, defined as growth of Candida from a normally sterile site accompanied by signs and symptoms of infection.
  • Male of female ≥16 years of age.
  • Expected hospitalization for at least ten (10) days.

Exclusion criteria

Exclusion Criteria:

  • Pregnancy or breast feeding or planning to become pregnant during the study.
  • Recent treatment with one of the study drugs over the last 30 days.
  • Allergy to either study drug or to this class of drugs.
  • Significant liver dysfunction.
  • Suspected Candida osteomyelitis, endocarditis, meningitis or any other infections of the central nervous system.
05

Study design

Phase
Phase 3
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Double (Participant, Investigator)
Enrollment
21 participants (actual)

Study arms

  • Experimental
    Anidulafungin Arm

    Subjects were randomized 2:1 (anidulafungin:caspofunin).

    Drug: Active Anidulafungin

  • Experimental
    Caspofungin Arm

    Subjects were randomized 2:1 (anidulafungin:caspofunin).

    Drug: Active Caspofungin

Interventions

  • DrugActive Anidulafungin

    Subjects in this arm will receive active anidulafungin and placebo caspofungin

  • DrugActive Caspofungin

    Subjects in this arm will receive active caspofungin and placebo anidulafungin

06

What researchers measure

Primary outcomes

  1. Global Response at End of Intravenous Treatment (EOIVT)

    Participant counts of global response of success, failure, or indeterminate. Success: clinical response of cure (no signs, symptoms \[s/s\] of Candida) or improvement (significant, incomplete resolution of s/s) and microbiological response of eradication (follow-up \[f/u\] culture negative) or presumed eradication (f/u culture not available and clinical success). Failure: clinical response of failure (greater than or equal to \[≥3\] doses study medication and no significant improvement of s/s or death due to Candida) and/or unsuccessful microbiological response of persistent(positive culture any Candida species \[sp\]), new infection or relapse at f/u. Indeterminate: clinical and/or microbiological response of indeterminate (evaluation could not be made due to withdrawal from study prior to assessment of cure or failure) and there was neither clinical response of failure nor unsuccessful microbiological response (persistence or new infection or relapse).

    Time frame: Day 10 up to Day 42

Secondary outcomes

  1. Global Response at End of Treatment (EOT)

    Participant counts of global response of success, failure, or indeterminate. Success: clinical response of cure (no s/s of Candida) or improvement (significant, incomplete resolution of s/s) and microbiological response of eradication (f/u culture negative) or presumed eradication (f/u culture not available and clinical success). Failure: clinical response of failure (≥3 doses study medication and no significant improvement of s/s or death due to Candida) and/or unsuccessful microbiological response of persistent (positive culture any Candida sp), new infection or relapse at f/u. Indeterminate: clinical and/or microbiological response of indeterminate (evaluation could not be made due to withdrawal from study prior to assessment of cure or failure) and there was neither clinical response of failure nor unsuccessful microbiological response (persistence or new infection or relapse).

    Time frame: Day 14 up to Day 56

  2. Global Response at 2-Week Follow-Up Visit

    Participant counts of global response of success, failure, or indeterminate. Success: clinical response of cure (no s/s of Candida) or improvement (significant, incomplete resolution of s/s) and microbiological response of eradication (f/u culture negative) or presumed eradication (f/u culture not available and clinical success). Failure: clinical response of failure (≥3 doses study medication and no significant improvement of s/s or death due to Candida) and/or unsuccessful microbiological response of persistent (positive culture any Candida sp), new infection or relapse at f/u. Indeterminate: clinical and/or microbiological response of indeterminate (evaluation could not be made due to withdrawal from study prior to assessment of cure or failure) and there was neither clinical response of failure nor unsuccessful microbiological response (persistence or new infection or relapse).

    Time frame: 2 weeks post treatment

  3. Global Response at 6-Week Follow-Up Visit

    Participant counts of global response of success, failure, or indeterminate. Success: clinical response of cure (no s/s of Candida) or improvement (significant, incomplete resolution of s/s) and microbiological response of eradication (f/u culture negative) or presumed eradication (f/u culture not available and clinical success). Failure: clinical response of failure (≥3 doses study medication and no significant improvement of s/s or death due to Candida) and/or unsuccessful microbiological response of persistent (positive culture any Candida sp), new infection or relapse at f/u. Indeterminate: clinical and/or microbiological response of indeterminate (evaluation could not be made due to withdrawal from study prior to assessment of cure or failure) and there was neither clinical response of failure nor unsuccessful microbiological response (persistence or new infection or relapse).

    Time frame: 6 weeks post treatment

  4. Response Based on Clinical Cure and Microbiological Success at EOIVT

    Participant counts of clinical cure (no s/s of Candida) and microbiological success (eradication \[f/u culture negative\] or presumed eradication \[f/u culture not available and a clinical response of cure\]).

    Time frame: Day 10 up to Day 42

  5. Response Based on Clinical Cure and Microbiological Success at EOT

    Participant counts of clinical cure (no s/s of Candida) and microbiological success (eradication \[f/u culture negative\] or presumed eradication \[f/u culture not available and a clinical response of cure\]).

    Time frame: Day 14 up to Day 56

  6. Response Based on Clinical Cure and Microbiological Success at 2-Week Follow-Up Visit

    Participant counts of clinical cure (no s/s of Candida) and microbiological success (eradication \[f/u culture negative\] or presumed eradication \[f/u culture not available and a clinical response of cure\]).

    Time frame: 2 weeks post treatment

  7. Response Based on Clinical Cure and Microbiological Success at 6-Week Follow-Up Visit

    Participant counts of clinical cure (no s/s of Candida) and microbiological success (eradication \[f/u culture negative\] or presumed eradication \[f/u culture not available and a clinical response of cure\]).

    Time frame: 6 weeks post treatment

  8. Clinical Response at Day 10

    Participant counts of clinical response categorized as success, failure, or indeterminate. Success: no s/s of Candida (cure) or significant but incomplete resolution of s/s of Candida; no additional systemic or oral antifungal treatment required (improvement). Failure: worsening of s/s of the Candida infection. Indeterminate: evaluation could not be made due to withdrawal from study prior to assessment of cure or failure. Participants who received fewer than 3 doses of study medication were assigned a clinical efficacy response of indeterminate.

    Time frame: Day 10

  9. Number of Participants With Recurrence

    Participant counts of microbiologic response of recurrence defined as any baseline Candida sp isolated following eradication, or culture data were not available for participants with a clinical response of failure after a previous response of success. Clinical failure defined as ≥3 doses study medication and no significant improvement of s/s or death due to Candida. Clinical success is resolution of s/s and no additional antifungal treatment needed.

    Time frame: 2 and 6 weeks post treatment

  10. Number of Participants With New Infections

    Participant counts of microbiologic response of new infection defined as clinical failure with emergence of new Candida sp not identified at baseline at the original site of infection or at a distant site of infection. Clinical failure defined as ≥3 doses study medication and no significant improvement of s/s or death due to Candida.

    Time frame: 2 and 6 weeks post treatment

  11. Time to First Negative Blood Culture for Candida Species

    A participant had a negative blood culture, if having determined the day of the first negative blood culture, the subsequent blood culture was also negative, or if positive, the interval between the cultures was at least 2 days. For participants whose blood culture went from positive to negative, the time to negative blood culture defined as: date of first negative blood culture minus first treatment date plus 1.

    Time frame: Baseline up to Day 56

  12. Time to Death

    Time to death defined as: date of death minus first treatment date plus 1.

    Time frame: Day 1 up to Day 98

  13. All-Cause Mortality

    All-cause mortality during study therapy and at follow-up visits reported as unique deaths at EOIVT, end of oral treatment (EOT-oral), 2 Week Follow-Up and 6 Week Follow-Up

    Time frame: Baseline up to 6 weeks post treatment

07

Results

Posted Dec 20, 2012
Limitations and caveats
Study prematurely terminated due to slow enrollment, not due to safety issues. Meaningful interpretation and comparison of treatment outcomes with caspofungin was difficult due to low number of participants (n=3) with confirmed Candida infection.

Participant flow

Participant flow — Overall Study
MilestoneAnidulafunginCaspofungin
Started156
Completed102
Not completed54
Withdrew: Death54

Outcome measures

PrimaryGlobal Response at End of Intravenous Treatment (EOIVT)

Participant counts of global response of success, failure, or indeterminate. Success: clinical response of cure (no signs, symptoms \[s/s\] of Candida) or improvement (significant, incomplete resolution of s/s) and microbiological response of eradication (follow-up \[f/u\] culture negative) or presumed eradication (f/u culture not available and clinical success). Failure: clinical response of failure (greater than or equal to \[≥3\] doses study medication and no significant improvement of s/s or death due to Candida) and/or unsuccessful microbiological response of persistent(positive culture any Candida species \[sp\]), new infection or relapse at f/u. Indeterminate: clinical and/or microbiological response of indeterminate (evaluation could not be made due to withdrawal from study prior to assessment of cure or failure) and there was neither clinical response of failure nor unsuccessful microbiological response (persistence or new infection or relapse).

Time frame:
Day 10 up to Day 42
Reported as:
Number · participants
Global Response at End of Intravenous Treatment (EOIVT)
participantsAnidulafunginCaspofungin
Success83
Failure30
Indeterminate00
Statistical analysis
  • Anidulafungin vs Caspofungin · Risk difference: -27.3 · 95% CI -80.9 to 40.3
SecondaryGlobal Response at End of Treatment (EOT)

Participant counts of global response of success, failure, or indeterminate. Success: clinical response of cure (no s/s of Candida) or improvement (significant, incomplete resolution of s/s) and microbiological response of eradication (f/u culture negative) or presumed eradication (f/u culture not available and clinical success). Failure: clinical response of failure (≥3 doses study medication and no significant improvement of s/s or death due to Candida) and/or unsuccessful microbiological response of persistent (positive culture any Candida sp), new infection or relapse at f/u. Indeterminate: clinical and/or microbiological response of indeterminate (evaluation could not be made due to withdrawal from study prior to assessment of cure or failure) and there was neither clinical response of failure nor unsuccessful microbiological response (persistence or new infection or relapse).

Time frame:
Day 14 up to Day 56
Reported as:
Number · participants
Global Response at End of Treatment (EOT)
participantsAnidulafunginCaspofungin
Success83
Failure30
Indeterminate00
Statistical analysis
  • Anidulafungin vs Caspofungin · Risk difference: -27.3 · 95% CI -80.9 to 40.3
SecondaryGlobal Response at 2-Week Follow-Up Visit

Participant counts of global response of success, failure, or indeterminate. Success: clinical response of cure (no s/s of Candida) or improvement (significant, incomplete resolution of s/s) and microbiological response of eradication (f/u culture negative) or presumed eradication (f/u culture not available and clinical success). Failure: clinical response of failure (≥3 doses study medication and no significant improvement of s/s or death due to Candida) and/or unsuccessful microbiological response of persistent (positive culture any Candida sp), new infection or relapse at f/u. Indeterminate: clinical and/or microbiological response of indeterminate (evaluation could not be made due to withdrawal from study prior to assessment of cure or failure) and there was neither clinical response of failure nor unsuccessful microbiological response (persistence or new infection or relapse).

Time frame:
2 weeks post treatment
Reported as:
Number · participants
Global Response at 2-Week Follow-Up Visit
participantsAnidulafunginCaspofungin
Success61
Failure30
Indeterminate00
Statistical analysis
  • Anidulafungin vs Caspofungin · Risk difference: -40.0 · 95% CI -97.5 to 63.9
SecondaryGlobal Response at 6-Week Follow-Up Visit

Participant counts of global response of success, failure, or indeterminate. Success: clinical response of cure (no s/s of Candida) or improvement (significant, incomplete resolution of s/s) and microbiological response of eradication (f/u culture negative) or presumed eradication (f/u culture not available and clinical success). Failure: clinical response of failure (≥3 doses study medication and no significant improvement of s/s or death due to Candida) and/or unsuccessful microbiological response of persistent (positive culture any Candida sp), new infection or relapse at f/u. Indeterminate: clinical and/or microbiological response of indeterminate (evaluation could not be made due to withdrawal from study prior to assessment of cure or failure) and there was neither clinical response of failure nor unsuccessful microbiological response (persistence or new infection or relapse).

Time frame:
6 weeks post treatment
Reported as:
Number · participants
Global Response at 6-Week Follow-Up Visit
participantsAnidulafunginCaspofungin
Success51
Failure40
Indeterminate00
Statistical analysis
  • Anidulafungin vs Caspofungin · Risk difference: -50.0 · 95% CI -97.5 to 55.0
SecondaryResponse Based on Clinical Cure and Microbiological Success at EOIVT

Participant counts of clinical cure (no s/s of Candida) and microbiological success (eradication \[f/u culture negative\] or presumed eradication \[f/u culture not available and a clinical response of cure\]).

Time frame:
Day 10 up to Day 42
Reported as:
Number · participants
Response Based on Clinical Cure and Microbiological Success at EOIVT
participantsAnidulafunginCaspofungin
Response Based on Clinical Cure and Microbiological Success at EOIVT72
SecondaryResponse Based on Clinical Cure and Microbiological Success at EOT

Participant counts of clinical cure (no s/s of Candida) and microbiological success (eradication \[f/u culture negative\] or presumed eradication \[f/u culture not available and a clinical response of cure\]).

Time frame:
Day 14 up to Day 56
Reported as:
Number · participants
Response Based on Clinical Cure and Microbiological Success at EOT
participantsAnidulafunginCaspofungin
Response Based on Clinical Cure and Microbiological Success at EOT63
SecondaryResponse Based on Clinical Cure and Microbiological Success at 2-Week Follow-Up Visit

Participant counts of clinical cure (no s/s of Candida) and microbiological success (eradication \[f/u culture negative\] or presumed eradication \[f/u culture not available and a clinical response of cure\]).

Time frame:
2 weeks post treatment
Reported as:
Number · participants
Response Based on Clinical Cure and Microbiological Success at 2-Week Follow-Up Visit
participantsAnidulafunginCaspofungin
Response Based on Clinical Cure and Microbiological Success at 2-Week Follow-Up Visit41
SecondaryResponse Based on Clinical Cure and Microbiological Success at 6-Week Follow-Up Visit

Participant counts of clinical cure (no s/s of Candida) and microbiological success (eradication \[f/u culture negative\] or presumed eradication \[f/u culture not available and a clinical response of cure\]).

Time frame:
6 weeks post treatment
Reported as:
Number · participants
Response Based on Clinical Cure and Microbiological Success at 6-Week Follow-Up Visit
participantsAnidulafunginCaspofungin
Response Based on Clinical Cure and Microbiological Success at 6-Week Follow-Up Visit61
SecondaryClinical Response at Day 10

Participant counts of clinical response categorized as success, failure, or indeterminate. Success: no s/s of Candida (cure) or significant but incomplete resolution of s/s of Candida; no additional systemic or oral antifungal treatment required (improvement). Failure: worsening of s/s of the Candida infection. Indeterminate: evaluation could not be made due to withdrawal from study prior to assessment of cure or failure. Participants who received fewer than 3 doses of study medication were assigned a clinical efficacy response of indeterminate.

Time frame:
Day 10
Reported as:
Number · participants
Clinical Response at Day 10
participantsAnidulafunginCaspofungin
Success73
Failure00
Indeterminate20
Statistical analysis
  • Anidulafungin vs Caspofungin · Risk difference: -36.4 · 95% CI -90.6 to 31.9
SecondaryNumber of Participants With Recurrence

Participant counts of microbiologic response of recurrence defined as any baseline Candida sp isolated following eradication, or culture data were not available for participants with a clinical response of failure after a previous response of success. Clinical failure defined as ≥3 doses study medication and no significant improvement of s/s or death due to Candida. Clinical success is resolution of s/s and no additional antifungal treatment needed.

Time frame:
2 and 6 weeks post treatment
Reported as:
Number · participants
Number of Participants With Recurrence
participantsAnidulafunginCaspofungin
2 Weeks post treatment00
6 Weeks post treatment00
SecondaryNumber of Participants With New Infections

Participant counts of microbiologic response of new infection defined as clinical failure with emergence of new Candida sp not identified at baseline at the original site of infection or at a distant site of infection. Clinical failure defined as ≥3 doses study medication and no significant improvement of s/s or death due to Candida.

Time frame:
2 and 6 weeks post treatment
Reported as:
Number · participants
Number of Participants With New Infections
participantsAnidulafunginCaspofungin
2 weeks post treatment00
6 weeks post treatment00
SecondaryTime to First Negative Blood Culture for Candida Species

A participant had a negative blood culture, if having determined the day of the first negative blood culture, the subsequent blood culture was also negative, or if positive, the interval between the cultures was at least 2 days. For participants whose blood culture went from positive to negative, the time to negative blood culture defined as: date of first negative blood culture minus first treatment date plus 1.

Time frame:
Baseline up to Day 56
Reported as:
Median · days
Time to First Negative Blood Culture for Candida Species
daysAnidulafungin
Time to First Negative Blood Culture for Candida Species2.0 (2 to 5)
SecondaryTime to Death

Time to death defined as: date of death minus first treatment date plus 1.

Time frame:
Day 1 up to Day 98
Reported as:
Median · days
Time to Death
daysAnidulafunginCaspofungin
Time to Death34.0 (5 to 36)15.5 (3 to 41)
SecondaryAll-Cause Mortality

All-cause mortality during study therapy and at follow-up visits reported as unique deaths at EOIVT, end of oral treatment (EOT-oral), 2 Week Follow-Up and 6 Week Follow-Up

Time frame:
Baseline up to 6 weeks post treatment
Reported as:
Number · participants
All-Cause Mortality
participantsAnidulafunginCaspofungin
at EOIVT11
at EOT - oral10
at 2 Week Follow-Up Visit13
at 6 Week Follow-Up Visit20

Adverse events

Non-serious events are listed at a 2% frequency threshold.

Adverse event summary by group
GroupDeathsSeriousOther
Anidulafungin—5/15 (33.3%)14/15 (93.3%)
Caspofungin—4/6 (66.7%)5/6 (83.3%)
Most frequent serious events
Showing 10 of 13
Most frequent serious events
EventAnidulafunginCaspofungin
SepsisInfections and infestations0/152/6
Multi-organ failureGeneral disorders0/151/6
hepatotoxicityHepatobiliary disorders0/151/6
Septic shockInfections and infestations0/151/6
Acute lymphocytic leukaemiaNeoplasms benign, malignant and unspecified (incl cysts and polyps)0/151/6
LymphomaNeoplasms benign, malignant and unspecified (incl cysts and polyps)0/151/6
Drug ineffectiveGeneral disorders1/150/6
CandidiasisInfections and infestations1/150/6
PneumoniaInfections and infestations1/150/6
Acute leukaemiaNeoplasms benign, malignant and unspecified (incl cysts and polyps)1/150/6
Most frequent other events
Showing 10 of 109
Most frequent other events
EventAnidulafunginCaspofungin
PyrexiaGeneral disorders6/151/6
NauseaGastrointestinal disorders5/151/6
Gamma-glutamyltransferase increasedInvestigations1/152/6
Abdominal painGastrointestinal disorders3/150/6
Blood alkaline phosphatase increasedInvestigations3/151/6
DyspnoeaRespiratory, thoracic and mediastinal disorders3/150/6
Pleural effusionRespiratory, thoracic and mediastinal disorders3/150/6
RalesRespiratory, thoracic and mediastinal disorders3/151/6
AnaemiaBlood and lymphatic system disorders1/151/6
Colour blindness acquiredEye disorders0/151/6

Baseline characteristics

Age, Customized
Age, Customized(participants)AnidulafunginCaspofunginTotal
18 to 44 years224
45 to 64 years9211
greater than or equal to (≥) 65 years426
Sex: Female, Male
Sex: Female, Male(Participants)AnidulafunginCaspofunginTotal
Female639
Male9312
08

Study locations

10 sites
  • Pfizer Investigational Site
    Sarajevo, 71000, Bosnia and Herzegovina
  • Pfizer Investigational Site
    Grenoble, 38043, France
  • Pfizer Investigational Site
    Strasbourg, 67098, France
  • Pfizer Investigational Site
    Bologna, 40138, Italy
  • Pfizer Investigational Site
    Roma, 00133, Italy
  • Pfizer Investigational Site
    Gdansk, 80-952, Poland
  • Pfizer Investigational Site
    Warsaw, 02-776, Poland
  • Pfizer Investigational Site
    Wroclaw, 50-367, Poland
  • Pfizer Investigational Site
    Moscow, 115478, Russia
  • Pfizer Investigational Site
    Košice, 04190, Slovakia
09

References and documents

Publications

  • De Rosa FG, Busca A, Capparella MR, Yan JL, Aram JA. Invasive Candidiasis in Patients with Solid Tumors Treated with Anidulafungin: A Post Hoc Analysis of Efficacy and Safety of Six Pooled Studies. Clin Drug Investig. 2021 Jun;41(6):539-548. doi: 10.1007/s40261-021-01024-7. Epub 2021 Apr 23. PubMed 33891293 ↗
  • Kontoyiannis DP, Bassetti M, Nucci M, Capparella MR, Yan JL, Aram J, Hogan PA. Anidulafungin for the treatment of candidaemia caused by Candida parapsilosis: Analysis of pooled data from six prospective clinical studies. Mycoses. 2017 Oct;60(10):663-667. doi: 10.1111/myc.12641. Epub 2017 Jun 9. PubMed 28597967 ↗
  • Kullberg BJ, Vasquez J, Mootsikapun P, Nucci M, Paiva JA, Garbino J, Yan JL, Aram J, Capparella MR, Conte U, Schlamm H, Swanson R, Herbrecht R. Efficacy of anidulafungin in 539 patients with invasive candidiasis: a patient-level pooled analysis of six clinical trials. J Antimicrob Chemother. 2017 Aug 1;72(8):2368-2377. doi: 10.1093/jac/dkx116. PubMed 28459966 ↗
10

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Dec 20, 2012, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
11

Registry details

Key details

Study ID
NCT00806351
Lead sponsor
Pfizer
Responsible party
Sponsor
First posted
Dec 10, 2008
Start date
Aug 2009
Primary completion
Oct 2011
Completion
Oct 2011
Results posted
Dec 20, 2012
Last update
Dec 20, 2012

Study contacts

Pfizer CT.gov Call Center
study director · Pfizer

Oversight

Data monitoring committee
Yes
View the source record on ClinicalTrials.gov ↗

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