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Terminated Phase 4 Interventional Results available

A Study of Tamiflu (Oseltamivir) for Treatment of Influenza With a Focus on (H1N1) 2009 Flu Strain

ClinicalTrials.gov ID: NCT01032837

Public ClinicalTrials.gov record NCT01032837. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 17, 2026, 1:10 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Randomized, Multicenter Trial of Oseltamivir [Tamiflu] Doses of 75 mg for 5 or 10 Days Versus 150 mg for 5 or 10 Days to Evaluate the Effect on the Duration of Viral Shedding in Influenza Patients With Pandemic (H1N1) 2009

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This randomized, double-blind, multi-center study of Tamiflu (Oseltamivir) will evaluate the efficacy against viral activity, the effectiveness in resolving the disease symptoms, and the safety and tolerability in patients with influenza. Patients with (H1N1) 2009 influenza strain or influenza A are eligible for this study. Patients will be randomized to one of four treatment regimens. Patients will receive oral doses of either 75 mg (adults) or 150 mg (adults) of study drug twice daily for 5 or 10 consecutive days. The dose will be body weight-adjusted for pediatric patients.

Study identification

NCT ID
NCT01032837
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 4
Lead sponsor
Hoffmann-La Roche
Industry
Enrollment
102 participants

Conditions and interventions

Conditions

Interventions

Drug

Eligibility (public fields only)

Age range
1 Year and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Nov 2009 (Type not available)
Primary completion
Oct 2010 (Actual)
Completion
Oct 2010 (Actual)
Last update posted
Oct 2, 2012

2009 – 2010

United States locations

U.S. sites
100
U.S. states
33
U.S. cities
94
Facility City State ZIP Site status
Not listed Tuscaloosa Alabama 35406 —
Not listed Phoenix Arizona 85016 —
Not listed Phoenix Arizona 85050 —
Not listed Scottsdale Arizona 85248 —
Not listed Jonesboro Arkansas 72401 —
Not listed Carmichael California 95608 —
Not listed Downey California 90241 —
Not listed Fountain Valley California 92708 —
Not listed Huntington Beach California 92647 —
Not listed Lomita California 90717 —
Not listed National City California 91950 —
Not listed Paramount California 90723 —
Not listed Sacramento California 95823 —
Not listed San Diego California 92103-6204 —
Not listed San Diego California 92120 —
Not listed Colorado Springs Colorado 80909 —
Not listed DeLand Florida 32720 —
Not listed Fleming Island Florida 32003 —
Not listed Gainesville Florida 32607 —
Not listed Jacksonville Florida 32205 —
Not listed Largo Florida 33770 —
Not listed Miami Florida 33126 —
Not listed Miami Florida 33135 —
Not listed Orlando Florida 32806 —
Not listed Pembroke Pines Florida 33026 —
Not listed Saint Cloud Florida 34769 —
Not listed Atlanta Georgia 30342 —
Not listed Idaho Falls Idaho 83404 —
Not listed Meridian Idaho 83642 —
Not listed Chicago Illinois 60622 —
Not listed Indianapolis Indiana 46268 —
Not listed Newburgh Indiana 47630 —
Not listed Dubuque Iowa 52002 —
Not listed Overland Park Kansas 66210 —
Not listed Bardstown Kentucky 40004 —
Not listed Madisonville Kentucky 42431 —
Not listed Lake Charles Louisiana 70601 —
Not listed Mandeville Louisiana 70471 —
Not listed Meltairie Louisiana 70006 —
Not listed Shreveprt Louisiana 71106 —
Not listed Brockton Massachusetts 02301 —
Not listed Stevensville Michigan 49127 —
Not listed Bridgeton Missouri 63044 —
Not listed St Louis Missouri 63141 —
Not listed Bozeman Montana 59715 —
Not listed Bellevue Nebraska 68005 —
Not listed Freemont Nebraska 68025 —
Not listed Haddon Heights New Jersey 08035 —
Not listed Sicklerville New Jersey 08081 —
Not listed Camillus New York 13031 —
Not listed Endwell New York 13780 —
Not listed Johnson City New York 13790 —
Not listed Asheboro North Carolina 27203 —
Not listed Burlington North Carolina 27215 —
Not listed Greensboro North Carolina 27408 —
Not listed Harrisburg North Carolina 28075 —
Not listed Mooresville North Carolina 28117 —
Not listed Morganton North Carolina 28655 —
Not listed Raleigh North Carolina 27612 —
Not listed Salisbury North Carolina 28144 —
Not listed Bismarck North Dakota 58501 —
Not listed Canal Fulton Ohio 44614 —
Not listed Cincinnati Ohio 45219 —
Not listed Cleveland Ohio 44121 —
Not listed Cleveland Ohio 44122 —
Not listed Oklahoma City Oklahoma 73112 —
Not listed Ashland Oregon 97520 —
Not listed Medford Oregon 97504 —
Not listed Collegeville Pennsylvania 19426 —
Not listed Erie Pennsylvania 16506 —
Not listed Jefferson Hills Pennsylvania 15025 —
Not listed Pittsburgh Pennsylvania 15236 —
Not listed Pittsburgh Pennsylvania 15241 —
Not listed Reading Pennsylvania 19606 —
Not listed Scotland Pennsylvania 17254 —
Not listed Upland Pennsylvania 19013 —
Not listed Charleston South Carolina 29412 —
Not listed Mt. Pleasant South Carolina 29464 —
Not listed Simpsonville South Carolina 29681 —
Not listed Bristol Tennessee 37620 —
Not listed Jackson Tennessee 38305 —
Not listed Johnson City Tennessee 37604 —
Not listed Kingsport Tennessee 37660 —
Not listed Bedford Texas 76022 —
Not listed Corpus Christi Texas 78411 —
Not listed Dallas Texas 75220 —
Not listed El Paso Texas 79912 —
Not listed Fort Worth Texas 76109 —
Not listed New Braunfels Texas 78130 —
Not listed San Antonio Texas 78215 —
Not listed San Antonio Texas 78238 —
Not listed Tomball Texas 77375 —
Not listed Clinton Utah 84015 —
Not listed Magna Utah 84044 —
Not listed Salt Lake City Utah 84107 —
Not listed Saratoga Springs Utah 84045 —
Not listed West Jordan Utah 84088 —
Not listed Richmond Virginia 23219 —
Not listed Vienna Virginia 22180 —
Not listed Spokane Washington 99204 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01032837, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Oct 2, 2012 · Synced Oct 17, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT01032837 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →