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Fungal InfectionPhase 4NCT00177749

Limited Access Protocol of Posaconazole in Invasive Fungal Infections Study PO2095

A Phase 4 study testing Posaconazole in people with Fungal Infection, run by University of Pittsburgh at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

Therapeutic options for serious fungal infections are limited by intrinsic and acquired resistance to existing antifungal agents. For example, zygomycetes (such as Mucor spp.) are intrinsically resistant to voriconazole and caspofungin. Read more about this study

Who is it for?
Ages 18 to 80 years
Conditions the study is for
Fungal Infection
What is being tested?
Posaconazole
How many people
10 participants
Where
1 siteUnited States
Study dates
Aug 2004to Nov 2006
Phase
Phase 4
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 80 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • A proven, probable, or possible invasive fungal infection which is refractory to standard antifungal therapies after a reasonable trial of standard antifungal therapy
  • A proven, probable, or possible invasive fungal infection with a prior history of serious, severe, or life-threatening toxicities related to antifungal therapy
  • A proven, probable, or possible invasive fungal infection with documented organ dysfunction (such as renal dysfunction defined as serum creatinine > 2.5 mg/dL or estimated creatinine clearance < 25 mL/minute), which precludes the continued administration of standard antifungal therapy
  • A proven or probable invasive fungal infection for which there are currently no other clinically reasonable effective therapies
  • A history of a proven or probable invasive fungal infection previously treated with posaconazole in a chronically immunosuppressed patient that requires oral antifungal suppressive therapy.
  • A proven or probable invasive fungal infection in patients who have failed a reasonable trial of other licensed antifungal agents, either due to progression or lack of improvement of the infection
  • A history of proven or probable invasive fungal infection in patients requiring ongoing antifungal therapy as chronic maintenance after initial control of disease with other antifungal agents, but who have become intolerant to licensed azoles. In these cases where long term parenteral antifungal therapy (e.g., amphotericin B or echinocandins) is not considered practical or clinically reasonable by the physician, posaconazole may be considered to be a potential treatment option.
  • Patients with debilitating but no immediately life threatening fungal diseases, where significant morbidity may result in disability and where prior antifungal therapy has been unsuccessful (e.g., chronic candidiasis with dehydration and malnutrition, or cutaneous phaeohyphomycosis and mycetoma).

Who cannot join

  • Females who are pregnant or who continue to breast feed infants.
  • History of serious or severe hypersensitivity or idiosyncratic reactions to azole antifungals
  • Subjects who require ongoing treatment with any prohibited medication and for whom an appropriate washout period has not elapsed. Those drugs known to interact with azoles and that may lead to life-threatening side effects: terfenadine, cisapride, and ebastine at entry or within 24 hours before entry, or astemizole at entry or within 10 days before entry; those known to lower the serum concentration/efficacy of azole antifungal agents: cimetidine, rifampin, carbamazepine, phenytoin, rifabutin, barbiturates, and isoniazid at entry or within 24 hours before entry; and those receiving vinca alkaloids, or anthracyclines with evidence of cardiotoxicity.
  • Subjects who are in a situation or have any condition that, in the opinion of the investigator, may interfere with optimal participation in the experimental treatment use protocol, ie, any condition requiring the use of prohibited drugs or unstable medical conditions other than a hematological disorder such as unstable cardiac disorder (including acute myocardial infarction or unstable myocardial ischemia/angina within 30 days, ventricular arrhythmia within 30 days, uncontrolled atrial fibrillation, or atrial fibrillation/flutter with symptomatic bradycardia [sick sinus syndrome], or unstable congestive heart failure) or impairment expected to be unstable or progressive during the course of this experimental treatment use protocol (eg, recurrent or uncontrolled seizure disorders, demyelinating syndromes, or progressive peripheral neuropathy).
  • Subjects receiving vinca alkaloids or anthracyclines within 24 hours of enrollment or requiring therapy with vinca alkaloids or anthracyclines within the next 30 days for treatment of uncontrolled (pre-existing) malignancy or requiring ongoing therapy with vinca alkaloids or anthracyclines
  • Subjects requiring ongoing systemic antifungal agents in addition to investigational medication (combination use is not permitted without prior authorization of the sponsor project physician).
Show all 9Show fewer
  • Subjects with an ECG with QTc interval greater than 450 msec for men, and greater than 470 msec for women at entry or within seven days prior to entry
  • Any condition requiring the use of prohibited drugs
  • Hepatic function tests: alanine amino transferase (ALT) or aspartate amino transferase (AST) > 10 times upper limit of normal.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • University of Pittsburgh Medical Center

    Pittsburgh, Pennsylvania, 15213

Other trials in United States

About this study

Official title: Open Label, Limited Access Protocol of Posaconazole in Invasive Fungal Infections Study PO2095

Therapeutic options for serious fungal infections are limited by intrinsic and acquired resistance to existing antifungal agents. For example, zygomycetes (such as Mucor spp.) are intrinsically resistant to voriconazole and caspofungin. Yet, the only available therapeutic option, amphotericin, is associated with significant renal toxicity, even in lipid formulations. Posaconazole is a new antifungal drug, not yet Food and Drug Administration (FDA) approved, but which has excellent in vitro activity against some intrinsically resistant fungi such as the zygomycetes.

The intent of this trial is to provide access to posaconazole to patients with serious fungal infections which are refractory to standard antifungal therapies or invasive fungal infections for which there are currently no effective therapies. Secondly, the drug will also be made available to patients with invasive fungal infections who:

Read more
  • have experienced serious or severe toxicities while receiving standard antifungal therapies;
  • have pre-existing renal dysfunction which precludes use of standard antifungal therapies; or
  • are chronically immunosuppressed with a history of invasive fungal infections previously treated with posaconazole in other clinical trials, and who require oral antifungal suppressive therapy as maintenance treatment to prevent recurrence.

This is a multicenter, open-label, non-comparative experimental treatment use protocol. The experimental treatment use protocol will provide the investigational medication posaconazole where no other drug is commercially available. Posaconazole is given as an orally or enterally administered suspension. The duration of therapy is at the discretion of the investigator. Safety assessments will include an electrocardiogram [ECG] (to ensure no QTc interval prolongation) performed at baseline and serum/urine pregnancy testing performed at baseline and every three months after initiation of therapy. Plasma concentrations will be obtained if there is evidence of clinical failure. No other tests will be performed specifically for the experimental treatment use protocol.

Read the detailed description

This is an open-label, multi-center limited access experimental treatment use protocol of Posaconazole in the treatment of Invasive Fungal Infections. This experimental treatment use protocol is projected to begin enrollment in September 2001.

Screening:

  1. complete medical history, including a review of the subject's fungal infection and the antifungal treatment(s)
  2. women of childbearing potential, will have a serum (blood) or urine pregnancy test before the experimental medication (posaconazole) is administered. This test requires a sample of blood to be drawn (10 mL or 1 tablespoon of blood or about 10 ml or 1 tablespoon of urine). The subject will not be able to participate in this experimental treatment use protocol if pregnant. In addition, while participating in this experimental treatment use protocol, women of childbearing potential, will have serum (blood) or urine pregnancy tests performed every 3 months.
  3. Electrocardiogram- ECG

The total time for all these screening tests will be one hour and will be carried out in the subject's hospital room.

Experimental Procedures: the following procedures that are not part of the subject's standard medical care. This experimental treatment use protocol will be conducted worldwide. This experimental treatment use protocol is open ended so no set subject enrollment has been set by Schering Plough. It is anticipated that sites may be opened for a single patient, and we anticipate enrolling up to two patients at UPMC. All subjects enrolled in this open-label experimental treatment use protocol will receive treatment with posaconazole as outlined previously. Subject identification numbers will be assigned sequentially within each site starting with Subject No. 1. There will be no randomization. Primary efficacy endpoint is the global response (microbiological and clinical) at the end of therapy.

Review of Inclusion/Exclusion Criteria, Medical/Disease History will be performed at Baseline. A standard 12-lead ECG will be performed at Baseline Visit or within one week prior to treatment, and at one month after the initiation of treatment. ECG will be repeated for any QTc > 450 msec for men or > 470 msec for women, or for any new cardiac signs or symptoms as clinically indicated. Apart from the ECG and pregnancy test, no other laboratory testing will be performed solely for the experimental treatment use protocol. Laboratory abnormalities which represent any clinically significant change from the baseline value (ie, a change by one toxicity grade or more) at any time during the experimental treatment use protocol period (active treatment or follow-up), which have clinical manifestations, or which require an intervention will be considered an adverse event and will be reported to the sponsor).

Baseline evaluations will be performed within 72 hours prior to the start of the investigational medication.

The investigational medication (posaconazole) will be dispensed upon completion of the Baseline assessment once there is confirmation that the Inclusion/Exclusion Criteria are met. Posaconazole is supplied as suspension 40 mg/mL (105 mL/bottle).

For seriously ill patients, posaconazole will be initially administered at a dose of 200 mg four times daily (QID) orally/enterally with meals or nutritional supplements, then once stable the regimen may be changed to 400 mg orally/enterally twice daily (BID). (Changes in dosing regimen will be at the discretion of the investigator, based on the clinical state of the patient.) Stable, ambulatory patients may be started on 400 mg PO BID. For subjects who are receiving enteral feeding, medication will be administered every six hours (QID) or every 12 hours (BID) as indicated above.

Duration of Treatment: The investigator should use discretion in determining the appropriate duration of therapy for an individual subject. Duration should be based on the following: clinical diagnosis of the invasive fungal infection; causative fungal pathogen; severity of the invasive fungal infection; severity of the subject's underlying disease; recovery from immune suppression; and rapidity of clinical response.

When the subject is discharged from the hospital, the participant will be given a supply of investigational medication (posaconazole), which will be adequate to last until the next doctor's visit. Re-supply of posaconazole will be provided at regular intervals as long as the subject completes scheduled doctor visits and continues to comply with taking posaconazole as requested, to receive maximum potential effect of the experimental medication. The experimental medication should be taken with a full meal in order to be well absorbed into the blood stream. If the medication is not well absorbed, it may be less effective.

The experimental treatment use protocol physician will examine the subject at regular scheduled clinical visits during this experimental treatment use protocol, to determine how well the subject is responding to and evaluate how well the subject is tolerating Posaconazole (SCH 56592). No extra visits are required for this experimental treatment protocol.

Specially trained pharmacists at UPMC will prepare the investigational medication. The medication will be supplied by the UPMC hospital Pharmacy and will be given to the participant by the nursing staff while the participant is in the hospital or to the care-giver, family member, spouse, an adult child, a family member or adult person responsible for caring for the subject, if discharged from hospital.

Participation in the experimental treatment protocol will continue until all signs and symptoms have resolved and ongoing therapy is no longer required to a maximum of 24 months, or until posaconazole (experimental medication) becomes commercially available (approved by the FDA). The maximum length of time a subject will be on the investigational medication will depend on type and severity of the fungal infection, response to the investigational medication and the discretion of the experimental treatment protocol doctor. For patients with complete response, posaconazole may be discontinued seven days after resolution of all signs and symptoms of infection. Subjects with Candida infections of the bloodstream, or disseminated/metastatic (deep organ) or hepatosplenic candidiasis or endocarditis should be treated with posaconazole for a minimum of 14 days or at least seven days after resolution of symptoms.

The experimental treatment use protocol will be carried out at UPMC-Presbyterian hospital. Subjects will be seen monthly and 30 days after the last dose of investigational medication to determine how well subjects are responding to the investigational medication.

Being tested
Posaconazole
Keywords
invasive fungal infections
Medical subject headings
Mycoses, Invasive Fungal Infections

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • PosaconazoleDrug

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. provide posaconazole to patients with invasive fungal infections

Secondary outcomes (1)
  1. posaconazole where no other drug is commercially available

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted15 Sep 2005 (estimated)
  2. Study startAug 2004
  3. Study completionNov 2006

Why it stopped: Study is complete Analysis is complete

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 4
Primary purpose
Prevention
Allocation
Non-randomised
Intervention model
Single group
Masking
None (open label)
Enrolment
10 participants
IDs, dates and publications
ClinicalTrials.gov ID
NCT00177749
Sponsor's protocol ID
IRB#0307071
Status last verified
Dec 2008
First submitted
13 Sep 2005
Last updated
17 Dec 2008
Results posted
No

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing Posaconazole in people with Fungal Infection, run by University of Pittsburgh at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 8 inclusion and 9 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 17 Dec 2008. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study was stopped early (reason given: Study is complete Analysis is complete). Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

provide posaconazole to patients with invasive fungal infections. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 17 Dec 2008.

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