InfluenzaPhase 2NCT00453999
Evaluation of Efficacy and Safety of Peramivir in Adults With Acute Serious or Potentially Life-threatening Influenza
A Phase 2 study testing Peramivir 200 mg, Peramivir 400 mg and Oseltamivir in people with Influenza, run by BioCryst Pharmaceuticals at 83 sites in 7 countries.
Trial summary
This study has been designed as a randomized, double-blind, controlled, study to evaluate the efficacy and safety of two once daily intravenous peramivir regimens (200 mg and 400 mg) versus oral oseltamivir phosphate (75 mg twice daily) in hospitalized subjects with acute serious or potentially life threatening… Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- Influenza
- What is being tested?
- Peramivir 200 mg, Peramivir 400 mg and Oseltamivir
- Type of treatment
- Pill or oral medicine, Injection or infusion
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 137 participants
- Where
- 83 sitesin 7 countries
- Study dates
- Jul 2007to Aug 2009
- Phase
- Phase 2
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
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 years and older
- All sexes
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- Age ≥18 years of age, male or female
- Able to provide informed consent, or for whom consent may be provided by guardian
- Presence of fever at time of screening of ≥38.0°C (≥ 100.0°F) taken orally, or ≥38.5°C (≥101.2°F) taken rectally. This requirement is waived if the subject has (1) a history of fever within 24 hours prior to screening and administered any antipyretic(s) in the 24 hours prior to screening, or (2) has no history of documented fever as defined above, but reports a symptom of feverishness at some time during 48 hours prior to screening
- Presence of at least 1 respiratory symptom (cough, sore throat, nasal congestion/symptoms) of any severity (mild, moderate, severe)
- Presence of at least 1 constitutional symptom (headache, myalgia, feverishness, malaise, fatigue) of any severity (mild, moderate, severe)
- Onset of illness no more than 72 hours before presentation. Time of onset of illness defined as either (1) the time when temperature (oral or rectal) was elevated (at least 1°C of elevation-oral temperature), OR (2) the time when the subject experienced the presence of at least 1 respiratory symptom AND the presence of at least 1 constitutional symptom
Show all 20Show fewer
- Presence of 1 or more of the following factors in a subject willing to be hospitalized for inpatient observation and treatment:
- Age ≥60 years
- Presence of chronic obstructive pulmonary disease (COPD) or other chronic lung disease requiring daily pharmacotherapy
- History of congestive heart failure with or without medically significant recent change in cardiac status, but without signs or symptoms compatible with NYHA Class IV functional status
- Presence of diabetes mellitus, clinically stable or unstable
- Transcutaneous oxygen saturation <94% without supplemental oxygen for at least 5 minutes, or a medically significant decrease in oxygen saturation from an established baseline value
- Systolic blood pressure <90 mmHg
- Severity of illness that, in the Investigator's judgment, justifies hospitalization of the subject for supportive care
- Positive rapid antigen test (RAT) for influenza A and/or influenza B (using an approved test kit) or other test for influenza virus antigen performed in a clinical laboratory at the screening/enrollment evaluation
- Females of childbearing potential must report one of the following:
- Be surgically sterile or clinically post-menopausal
- Have been sexually abstinent 4 weeks prior to date of screening evaluation and be willing to remain abstinent through 4 weeks after study-drug administration for all perimenopausal women or women of child-bearing potential
- Use oral contraceptives or other form of hormonal birth control including hormonal vaginal rings or transdermal patches and have been using these for 3 months prior through 4 weeks after study-drug administration for all perimenopausal women or women of child-bearing potential
- Use an intra-uterine device (IUD), or adequate barrier contraception (or double-barrier method such as condom or diaphragm with spermicidal gel or foam) as birth control 4 weeks prior to date of screening evaluation through 4 weeks after study drug administration for all perimenopausal women or women of child-bearing potential
Who cannot join
- Immunized against influenza with live attenuated virus vaccine in the previous weeks
- Treatment with any dose(s) of rimantadine, amantadine, zanamivir, or oseltamivir in the previous 7 days
- Current clinical evidence of a recognized or suspected acute non-influenzal infectious illness with onset prior to Screening
- Serum creatinine laboratory result at Screening >1.6 mg/dL or a result >25% above the upper limit of normal for the laboratory performing the test
- History of clinically significant proteinuria (≥1000 mg/24 hrs)
- History of moderate or severe renal impairment and/or previous clinical laboratory data indicating an estimated creatinine clearance <50 mL/min during the previous 12 months
Show all 19Show fewer
- Electrocardiogram (ECG) at Screening visit showing evidence of acute ischemia, or presence of a medically significant dysrhythmia
- Presence of cardiac signs or symptoms compatible with NYHA Class III or Class IV functional status for congestive heart failure or angina (see NYHA Appendix V)
- Presence of diagnosed COPD or other chronic lung condition requiring either continuous or intermittent oxygen therapy as an outpatient. Note: Subjects who are determined to require acute supplemental oxygen therapy at the time of Screening and/or at hospital admission may be enrolled, if exclusion criteria #13 or #14 are not applicable.
- History of organ transplantation during the previous 12 months
- Known HIV infection with most recent CD4+ T-cell count ≤350 cells/mL
- History of diagnosis of any type of cancer (hematologic or solid tumor), that has required chemotherapy or radiation therapy in the previous 12 months, excluding non-melanomatous localized skin cancer
- Presence of ongoing requirement for chronic mechanical ventilation, either via oral or nasotracheal intubation or via tracheostomy, or chronic or intermittent requirement for BiPAP (bilevel positive airway pressure) at screening. Note: Subjects who require intermittent CPAP treatment for sleep apnea (without oxygen supplementation) may be enrolled
- Subjects who require acute mechanical ventilatory support of any type at the time of screening.
- History of alcohol abuse or drug addiction during the previous 12 months
- Participation in a clinical study of an experimental medication or other treatment during the previous 4 weeks
- Previous treatment with intravenous or intramuscular peramivir
- Women who are pregnant (positive serum or urine pregnancy test), who are attempting to become pregnant, or who are breast-feeding
- Subjects who have been hospitalized due to a condition other than acute influenza and in whom influenza is diagnosed during hospitalization.
Trial locations and contacts
83 sites in 7 countries.
83 sites in 7 countries
United States41 sites
University of New Mexico
Albuquerque, New Mexico, 87131-0001
Medical College of Georgia
Augusta, Georgia, 30912
VA Maryland Health Care System
Baltimore, Maryland, 21201
Franklin Square Hospital
Baltimore, Maryland, 21237
Beth Israel Deaconess Medical Center
Boston, Massachusetts, 02215
Mercury Street Medical Group, PLLC
Butte, Montana, 59701
Lowcountry Infectious Diseases, P.A.
Charleston, South Carolina, 29414
Northwestern University
Chicago, Illinois, 60611
University Hospitals Case Medical Center
Cleveland, Ohio, 44106-5083
Infectious Disease Specialists of Atlanta, P.C.
Decatur, Georgia, 30033
National Jewish Medical and Research Center, Clinical Research Unit
Denver, Colorado, 80206
Wayne State University School of Medicine
Detroit, Michigan, 48201
Henry Ford Health System
Detroit, Michigan, 48202
Hackensack University Medical Center, Department of Infectious Disease
Hackensack, New Jersey, 07601
Baylor College of Medicine
Houston, Texas, 77030
Idaho Falls Infectious Diseases, PLLC
Idaho Falls, Idaho, 83404
Wishard Hospital/Indiana University
Indianapolis, Indiana, 46202
Infectious Disease of Indiana, PSC
Indianapolis, Indiana, 46280
St. Bernards Research Center/Clopton Clinic
Jonesboro, Arkansas, 72401
Marshfield Clinic
Marshfield, Wisconsin, 54449-5703
Medical College of Wisconsin
Milwaukee, Wisconsin, 53226-3522
Pulmonary Associates of Mobile, P.C.
Mobile, Alabama, 36608
Natchitoches Internal Medicine
Natchitoches, Louisiana, 71457
Jersey Shore University Medical Center
Neptune City, New Jersey, 07754
Pulmonary Consultants & Primary Care Physicians Medical Group, Inc.
Orange, California, 92868
University of California Irvine Medical Center
Orange, California, 92868
Orlando Regional Healthcare
Orlando, Florida, 32806
Temple University Hospital
Philadelphia, Pennsylvania, 19140
Rochester General Hospital/University of Rochester
Rochester, New York, 14621-3001
University of Rochester Medical Center
Rochester, New York, 14642
University of California Davis Medical Center, Department of Emergency Medicine
Sacramento, California, 95817
Veterans Affairs Medical Center
Salem, Virginia, 24153
University of Utah Health Sciences Center
Salt Lake City, Utah, 84132
Good Samaritan Hospital
San Jose, California, 95124
St. Joseph's/Candler Health System, Inc.
Savannah, Georgia, 31405
Louisiana State University Health Sciences Center-Shreveport
Shreveport, Louisiana, 71103
Springfield Clinic, LLP
Springfield, Illinois, 62701
Washington University School of Medicine
St Louis, Missouri, 63110
Franciscan Health System
Tacoma, Washington, 98405
James A. Haley Veterans Hospital, Department of Infectious Disease
Tampa, Florida, 33612
William Beaumont Hospital Troy
Troy, Michigan, 48085
South Africa14 sites
Benmed / Pentagon Hospital
Benoni, Gauteng, 1500
Genclin Corporation
Bloemfontein, Free State, 9301
Private Practice
Cape Town, Gauteng, 1724
N1 City Hospital
Cape Town, WC, 7460
Sebastian, P
Durban, KZ-Natal, 4001
Newgate Centre
Johannesburg, Gauteng, 2001
DJW Navorsing
Krugersdorp, Gauteng, 1739
Eksteen, MC
Mbombela, Mpumalanga, 1201
Global Clinical Trial Center
Port Elizabeth, E. Cape, 6020
Medforum Hospital
Pretoria, Gauteng, 0001
Eugene Marais Hospital
Pretoria, Gauteng, 0084
Global Clinical Trials (GCT)
Pretoria, Gauteng, 0186
Dr Bhorat
Soweto, Gauteng, 1818
Dr. L.J. van Zyl
Worcester, W Cape, 6850
Canada10 sites
Center de Sante et des Services Sociaux de Chicoutimi
Chicoutimi, Quebec, G7H 5H6
Hamilton Health Sciences-McMaster University Medical Centre
Hamilton, Ontario, L8N 3Z5
St. Joseph's Healthcare Hamilton-L424
Hamilton, Ontario, L8N 4A6
Kelowna General Hospital
Kelowna, British Columbia, V1Y 3T1
Maisonneuve-Rosemont Hospital
Montreal, Quebec, H1T 2M4
The Ottawa Hospital - General Campus
Ottawa, Ontario, K1H 8L6
Centre Hospitalier Universitaire de Quebec-Pavillon CHUL
Québec, Quebec, G1V 4G2
Centre de sante et de services sociaux Rimouski-Neigette (CSSSRN)
Rimouski, Quebec, G5L 5T1
Division of Infectious Diseases
Saskatoon, Saskatchewan, S7N 0W8
Mount Sinai Hospital / Toronto Medical Laboratories
Toronto, Ontario, M5G 1X5
Australia9 sites
Cairns Base Hospital
Cairns, Queensland, 4870
Repatriation General Hospital
Daw Park, South Australia, 5041
Sir Charles Gairdner Hospital
Nedlands, Western Australia, 6060
Royal Melbourne Hospital
Parkville, Victoria, 3050
Prince Of Wales Hospital
Randwick, New South Wales, 2031
Mater Adult Hospital
South Brisbane, Queensland, 4101
Gold Coast Hospital
Southport, Queensland, 4215
Westmead Hospital
Wentworthville, New South Wales, 2145
Princess Alexandra Hospital
Woolloongabba, Queensland, 4102
Hong Kong4 sites
Princess Margaret Hospital
Hong Kong
Queen Mary Hospital
Hong Kong
United Christian Hospital
Hong Kong
The Prince of Wales Hospital
Shatin - New Territories
New Zealand3 sites
Christchurch Hospital
Christchurch
Waikato Hospital
Hamilton
Tauranga Hospital
Tauranga, 3110
Singapore2 sites
National University Hospital
Singapore, 169608
Tan Tock Seng Hospital
Singapore, 308433
About this study
Official title: Phase II, Multicenter, Randomized, Double-Mask, Double-Dummy Study Comparing Efficacy and Safety of Intravenous Peramivir Once Daily Versus Oral Oseltamivir Twice Daily in Adults With Acute Serious or Potentially Life-Threatening Influenza
This study has been designed as a randomized, double-blind, controlled, study to evaluate the efficacy and safety of two once daily intravenous peramivir regimens (200 mg and 400 mg) versus oral oseltamivir phosphate (75 mg twice daily) in hospitalized subjects with acute serious or potentially life threatening influenza. Study treatments will be provided for up to 5 consecutive days.
- Conditions
- Influenza
- Being tested
- Peramivir 200 mg, Peramivir 400 mg, Oseltamivir
- Keywords
- influenza, flu
- Medical subject headings
- Influenza, Human
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Peramivir 200 mgDrug
Peramivir (200 mg in 100 mL of solution) intravenous infusion (over 15 minutes) and an orally administered oseltamivir placebo suspension (6.25 mL) treatment
Peramivir 400 mgDrug
Peramivir (400 mg in 100 mL of solution ) intravenous infusion (over 15 minutes) and an orally administered oseltamivir placebo suspension (6.25 ml)
OseltamivirDrug
Placebo peramivir infusion (over 15 minutes) and a 75-mg dose of oseltamivir suspension (6.25 mL)
| Study group | Role | What they receive |
|---|---|---|
| Arm 1: Peramivir 200 mg | Experimental | Peramivir 200 mg administered intravenously once daily for 5 days (5 doses) Receives: Drug: Peramivir 200 mg |
| Arm 2: Peramivir 400 mg | Experimental | Peramivir 400 mg administered intravenously once daily for 5 days (5 doses) Receives: Drug: Peramivir 400 mg |
| Arm 3: Oseltamivir | Experimental | Oseltamivir 75 mg oral suspension administered orally twice daily for 5 days (10 doses) Receives: Drug: Oseltamivir |
What is being measured
The primary outcome is the main question the study is designed to answer.
Time to Clinical Stability (Kaplan-Meier Estimate)
Time to clinical stability was summarized overall and for individual clinical signs for each treatment group using the method of Kaplan Meier. Subjects who did not experience clinical stability were censored at the date of their last non-missing assessment during the study (whether this assessment occurred as an inpatient or as an outpatient).
Measured: 14 days
Secondary outcomes (5)
Change From Baseline in Scores of Symptoms of Influenza
Descriptive statistics for the change from baseline in each of the 7 symptoms of influenza (cough; sore throat; nasal congestion; myalgia [aches and pains]; headache; feverishness; and fatigue, each graded on a 4-point severity scale [0, absent; 1, mild; 2, moderate; 3, severe]) were tabulated by treatment group. Missing data were excluded.
Measured: Baseline, Days 2, 3, 4, 5, 10, and 14
Time to Resumption of Ability to Perform Usual Activities (Kaplan-Meier Estimate)
Changes in each subject's ability to perform usual activities as determined from the visual analog scale (0 to 10, where 0 indicated subject was unable to perform usual activities at all and 10 indicated subject was able to perform all usual activities fully) were summarized by study visit and treatment group. The time to resumption of a subject's ability to perform usual activities was estimated using the method of Kaplan Meier. Subjects who did not return to the pre-study level of performance of usual activities were censored at the time of their last assessment. (Note: N is the number of ITTI participants with available data).
Measured: 14 days
Incidence of Clinical Relapse of Influenza After Treatment (Number of Participants Experiencing Relapse During the Study)
The number of subjects with clinical relapse, defined as changes in 2 or more signs of clinical stability to values outside the range of normalization criteria for a duration of at least 12 consecutive hours after clinical stability had been attained, were summarized by treatment group.
Measured: 14 days
Time to Hospital Discharge (Kaplan-Meier Estimate)
Time to discharge from hospital was estimated using the method of Kaplan Meier. Subjects who were not discharged from the hospital were censored at the time of their last assessment.
Measured: 14 days
Change in Amount of Influenza Virus in Nose and Throat (Influenza A and B Combined)
Reduction in viral shedding, assessed as the change in quantitative viral titers and defined as the time-weighted change from baseline in TCID50/mL, was summarized for each treatment group.
Measured: Baseline, and 12, 24, 36, 48, 72, and 96 hours
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted29 Mar 2007 (estimated)
- Study startJul 2007
- Primary completionSep 2008
- Study completionAug 2009
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Publications (1)Papers the sponsor has linked to this study.
- Other trials for InfluenzaStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
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 2
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Quadruple blind
- Who is masked
- Participant, Care provider, Investigator, Outcomes assessor
- Enrolment
- 137 participants (actual)
Sponsor and investigators
- Lead sponsor
- BioCryst Pharmaceuticals
- Sponsor type
- Industry (pharma, biotech, devices)
- Responsible party
- Sponsor
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT00453999
- Sponsor's protocol ID
- BCX1812-201
- Status last verified
- Jan 2015
- First submitted
- 27 Mar 2007
- Last updated
- 12 Feb 2015
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- Yes
Publications
Ison MG, Hui DS, Clezy K, O'Neil BJ, Flynt A, Collis PJ, Simon TJ, Alexander WJ. A clinical trial of intravenous peramivir compared with oral oseltamivir for the treatment of seasonal influenza in hospitalized adults. Antivir Ther. 2013;18(5):651-61. doi: 10.3851/IMP2442. Epub 2012 Oct 30.
PubMed 23111657
Study at a glance
From the registry record, last updated by the sponsor on 12 Feb 2015. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Phase II, Multicenter, Randomized, Double-Mask, Double-Dummy Study Comparing Efficacy and Safety of Intravenous Peramivir Once Daily Versus Oral Oseltamivir Twice Daily in Adults With Acute Serious or Potentially Life-Threatening Influenza
- ClinicalTrials.gov ID
- NCT00453999
- Acronym / sponsor ID
- BCX1812-201
- Conditions
- Influenza
- Keywords
- influenza, flu
- Phase
- Phase 2
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 137 participants (actual)
- Lead sponsor
- BioCryst PharmaceuticalsIndustry (pharma, biotech, devices)
- Study start
- Jul 2007
- Primary completion
- Sep 2008 (actual)
- Study completion
- Aug 2009 (actual)
- First posted
- 29 Mar 2007 (estimated)
- Results
- Posted 12 Feb 2015
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This study has been designed as a randomized, double-blind, controlled, study to evaluate the efficacy and safety of two once daily intravenous peramivir regimens (200 mg and 400 mg) versus oral oseltamivir phosphate (75 mg twice daily) in hospitalized subjects with acute serious or potentially life threatening influenza. Study treatments will be provided for up to 5 consecutive days.
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Quadruple blind (participant, care provider, investigator, outcomes assessor)
- Number of arms
- 3
| Arm | Type | Receives |
|---|---|---|
| Arm 1: Peramivir 200 mg | Experimental | Drug: Peramivir 200 mgPeramivir 200 mg administered intravenously once daily for 5 days (5 doses) |
| Arm 2: Peramivir 400 mg | Experimental | Drug: Peramivir 400 mgPeramivir 400 mg administered intravenously once daily for 5 days (5 doses) |
| Arm 3: Oseltamivir | Experimental | Drug: OseltamivirOseltamivir 75 mg oral suspension administered orally twice daily for 5 days (10 doses) |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (20 listed)
- Age ≥18 years of age, male or female
- Able to provide informed consent, or for whom consent may be provided by guardian
- Presence of fever at time of screening of ≥38.0°C (≥ 100.0°F) taken orally, or ≥38.5°C (≥101.2°F) taken rectally. This requirement is waived if the subject has (1) a history of fever within 24 hours prior to screening and administered any antipyretic(s) in the 24 hours prior to screening, or (2) has no history of documented fever as defined above, but reports a symptom of feverishness at some time during 48 hours prior to screening
- Presence of at least 1 respiratory symptom (cough, sore throat, nasal congestion/symptoms) of any severity (mild, moderate, severe)
- Presence of at least 1 constitutional symptom (headache, myalgia, feverishness, malaise, fatigue) of any severity (mild, moderate, severe)
Key exclusion criteria (19 listed)
- Immunized against influenza with live attenuated virus vaccine in the previous weeks
- Treatment with any dose(s) of rimantadine, amantadine, zanamivir, or oseltamivir in the previous 7 days
- Current clinical evidence of a recognized or suspected acute non-influenzal infectious illness with onset prior to Screening
- Serum creatinine laboratory result at Screening >1.6 mg/dL or a result >25% above the upper limit of normal for the laboratory performing the test
- History of clinically significant proteinuria (≥1000 mg/24 hrs)
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Peramivir 200 mgPeramivir (200 mg in 100 mL of solution) intravenous infusion (over 15 minutes) and an orally administered oseltamivir placebo suspension (6.25 mL) treatment | Drug | Arm 1: Peramivir 200 mg |
| Peramivir 400 mgPeramivir (400 mg in 100 mL of solution ) intravenous infusion (over 15 minutes) and an orally administered oseltamivir placebo suspension (6.25 ml) | Drug | Arm 2: Peramivir 400 mg |
| OseltamivirPlacebo peramivir infusion (over 15 minutes) and a 75-mg dose of oseltamivir suspension (6.25 mL) | Drug | Arm 3: Oseltamivir |
Primary outcome
Time to Clinical Stability (Kaplan-Meier Estimate)
Time frame: 14 days
Time to clinical stability was summarized overall and for individual clinical signs for each treatment group using the method of Kaplan Meier. Subjects who did not experience clinical stability were censored at the date of their last non-missing assessment during the study (whether this assessment occurred as an inpatient or as an outpatient).
5 secondary outcomes
Change From Baseline in Scores of Symptoms of Influenza
Time frame: Baseline, Days 2, 3, 4, 5, 10, and 14
Time to Resumption of Ability to Perform Usual Activities (Kaplan-Meier Estimate)
Time frame: 14 days
Incidence of Clinical Relapse of Influenza After Treatment (Number of Participants Experiencing Relapse During the Study)
Time frame: 14 days
Time to Hospital Discharge (Kaplan-Meier Estimate)
Time frame: 14 days
Change in Amount of Influenza Virus in Nose and Throat (Influenza A and B Combined)
Time frame: Baseline, and 12, 24, 36, 48, 72, and 96 hours
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 12 Feb 2015.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
- Derived from this study: PubMed 23111657Ison MG, Hui DS, Clezy K, O'Neil BJ, Flynt A, Collis PJ, Simon TJ, Alexander WJ. A clinical trial of intravenous peramivir compared with oral oseltamivir for the treatment of seasonal influenza in hospitalized adults. Antivir Ther. 2013;18(5):651-61. doi: 10.3851/IMP2442. Epub 2012 Oct 30.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
The record lists no contact. Use the official record to reach the sponsor.
83 sites in 7 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 2 study testing Peramivir 200 mg, Peramivir 400 mg and Oseltamivir in people with Influenza, run by BioCryst Pharmaceuticals at 83 sites in 7 countries.
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 20 inclusion and 19 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: finished, as of the sponsor's last update on 12 Feb 2015. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 83 sites in United States, South Africa, Canada, Australia, Hong Kong and 2 more countries. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
Yes. Results are posted in the registry (first posted 12 Feb 2015). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
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?
Time to Clinical Stability (Kaplan-Meier Estimate) (time frame: 14 days). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT00453999, which also lists 1 linked publication.
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 12 Feb 2015; AzTrials last refreshed its copy on 8 Nov 2026.