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Interferon Alfa

Phase 3

Carcinoma, Renal Cell | Small molecule | Oncology |Pfizer, Inc.|Trials Updated: Oct 25, 2012

Interferon Alfa development status

Highest phase Phase 3
Registered trials 1 across 1 sponsor since Jul 2003

Interferon Alfa target and mechanism

ModalitySmall molecule

Also known as Roferon

Success Probability

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Market & Valuation

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Trial Design

RandomizedACTIVE_CONTROLLEDDMC
Total Trials2
Total Enrollment1,376

FDA Designations

No designations recorded

Interferon Alfa clinical trials

Interferon Alfa · 2 trials · 2 indications

Phase 3 2
NCT00083889SU011248 Versus Interferon-Alfa As First-Line Systemic Therapy For Patients With Metastatic Renal Cell CarcinomaCarcinoma, Renal Cell
COMPLETED750 Analytics
NCT00065468Study Evaluating Interferon And CCI-779 In Advanced Renal Cell CarcinomaCarcinoma, Renal Cell
COMPLETED626 Analytics
PHASE3COMPLETED
SU011248 Versus Interferon-Alfa As First-Line Systemic Therapy For Patients With Metastatic Renal Cell Carcinoma
Carcinoma, Renal CellUnlock trial analytics
PHASE3COMPLETED
Study Evaluating Interferon And CCI-779 In Advanced Renal Cell Carcinoma
Carcinoma, Renal CellUnlock trial analytics

Study Endpoints

Primary Endpoints

Progression-Free Survival (PFS), Core Radiology Assessment
Day 28 of each 6-week cycle: duration of treatment phase

Progression-free survival (PFS) = time from randomization to first documentation of objective tumor progression or to death due to any cause, whichever occured first. If tumor progression data included more than 1 date, the first date was used. PFS = first event date minus the date of randomization + 1. On study included treatment plus 28-day follow-up periods.

Progression-Free Survival (PFS), Investigator's Assessment
Day 28 of each 6-week cycle: duration of treatment phase

Progression-free survival = time from randomization to first documentation of objective tumor progression or to death due to any cause, whichever occured first. PFS = first event date minus the date of randomization + 1). On study included treatment plus 28-day follow-up periods.

Overall Survival (OS)
Baseline up to Month 80

Overall survival is the duration from randomization to death. For participants who are alive, overall survival is censored at the last contact.

Secondary Endpoints

Objective Response, Core Radiology Assessment
Day 28 of each 6-week cycle: duration of treatment phase
Objective Response, Investigator's Assessment
Day 28 of each 6-week cycle: duration of treatment phase
Overall Survival (OS)
Clinic visit or telephone contact every 2 months until death
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Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
2ACTIVE_COMPARATOR -
1EXPERIMENTAL -
AACTIVE_COMPARATOR -
BEXPERIMENTAL -
CEXPERIMENTAL -

Interventions

NameTypeDescription
Interferon-alfaDRUG3 MIU first week, 6 MIU second week, and 9 MIU thereafter three times a week (non-consecutive days) until progression or unacceptable toxicity
SU011248DRUG50 mg orally daily for 4 weeks and 2 weeks off treatment until progression or unacceptable toxicity
Interferon AlfaDRUGInterferon alfa (Roferon) 3 MU given Sub Cutaneously three time /week for the first week, 9 MU given Sub Cutaneously three time /week for the second week, 18 MU given Sub Cutaneously three time /week thereafter.
CCI-779DRUG25 mg of CCI-779 given Intra Venously once per week
Interferon Alfa and CCI-779DRUG15 mg of CCI-779 given Intra Venously once per week; 6 MU of IFN alfa (Roferon) given Sub Cutaneously three time /week
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites123

Inclusion Criteria: * Histologically confirmed renal cell carcinoma of clear cell histology with metastases * Evidence of measurable disease by radiographic technique * Eastern Cooperative Oncology Group \[ECOG\] performance status of 0 or 1 Exclusion Criteria: * Prior systemic (including adjuvan...

Countries:United StatesAustraliaBrazilCanadaFranceGermanyItalyPolandRussiaSpainUnited KingdomArgentinaCzechiaGreeceHungaryLatviaLithuaniaMexicoNetherlandsSerbia and MontenegroSerbiaSlovakiaSouth AfricaSwedenTaiwanTurkey (Türkiye)Ukraine
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Frequently asked questions about Interferon Alfa

What is Interferon Alfa used for?

Interferon Alfa is being studied in oncology for the treatment of renal cell carcinoma, also called kidney cancer. Both Phase 3 trials listed for this asset enrolled adults with metastatic renal cell carcinoma. It is given as a systemic therapy rather than as a localized treatment.

Who makes Interferon Alfa?

Interferon Alfa is developed by Pfizer, Inc., which trades on the New York Stock Exchange under the ticker PFE. Pfizer sponsored the two Phase 3 trials of the drug in renal cell carcinoma, including the study comparing SU011248 with Interferon-Alfa as first-line systemic therapy.

What phase is Interferon Alfa in?

Interferon Alfa is in Phase 3 development for renal cell carcinoma. Both of its registered trials are Phase 3 studies, and both are now completed, with no active trials currently listed. It is an investigational therapy in this program rather than a newly approved product.

What clinical trials is Interferon Alfa in?

Two completed Phase 3 trials cover Interferon Alfa in renal cell carcinoma. NCT00083889 compared SU011248 with Interferon-Alfa as first-line systemic therapy in 750 patients. NCT00065468 evaluated Interferon combined with CCI-779 in advanced renal cell carcinoma in 626 patients. Together they enrolled 1,376 participants.

How were the Interferon Alfa trials designed?

Both Interferon Alfa trials were randomized Phase 3 studies using active controls, and neither was double blinded. NCT00083889 enrolled 750 patients and NCT00065468 enrolled 626, for 1,376 participants total. Both studies required participants to be at least 18 years old and enrolled patients of all sexes.

Is Interferon Alfa the same as Interferon-alfa?

Yes, Interferon Alfa and Interferon-alfa are the same agent, and the hyphenated spelling appears in the trial title for NCT00083889. Searches using either form refer to the same Pfizer Phase 3 program in renal cell carcinoma, so results and trial records apply to both names.