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Efavirenz

Phase 3

Human Immunodeficiency Virus Infections | Small molecule | Infectious Disease |GSK plc|Last Updated: Jul 2, 2013

Success Probability

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Market & Valuation

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Trial Design

RandomizedCONTROLLEDDMCBiomarker
Total Trials1
Total Enrollment101

FDA Designations

No designations recorded

Clinical trial landscape

Efavirenz · 2 trials · 2 indications

Phase 3 2
NCT00727597A Study in Underrepresented Patient Population or Regimen Tolerability: SUPPoRTHuman Immunodeficiency Virus Infections
COMPLETED101 Analytics
NCT00053638A New Tablet Containing Two FDA-Approved Drugs In HIV-Infected Patients Who Have Not Received Prior TherapyHIV Infection
COMPLETED345 Analytics
PHASE3COMPLETED
A Study in Underrepresented Patient Population or Regimen Tolerability: SUPPoRT
Human Immunodeficiency Virus InfectionsUnlock trial analytics
PHASE3COMPLETED
A New Tablet Containing Two FDA-Approved Drugs In HIV-Infected Patients Who Have Not Received Prior Therapy
HIV InfectionUnlock trial analytics

Study Endpoints

Primary Endpoints

Number of Subjects Needing to Switch Comparator Drugs (FPV/r or EFV)
96 weeks

Subjects were randomized and initiated treatment on one of the antiretroviral arms(FPV/r or EFV) at study Entry visit. Subjects would be switched for the follwing reasons: * To resolve a Grade 3 or 4 Adverse Event * The subject experienced a virologic failure (as defined in section 3.6.2) * The investigator believes the subject is at a significant risk for failing to comply with the protocol AND the investigator believes a regimen substitution is likely to resolve the compliance issue * The investigator believes there is any other significant safety concern for the subject associated with remaining on the current regimen (e.g., hypersensitivity reaction, increased risk of suicide)

Number of Subjects Developing Any Treatment-related Grade 3-4 Adverse Events
96 weeks
Viral load response at 48 weeks
48 weeks

Secondary Endpoints

Safety and tolerability Viral load response at 24 weeks Change in T-cell count Resistance Pharmacokinetics
48 weeks
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Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Arm A : Boosted Lexiva plus EpzicomEXPERIMENTALOnce daily (QD) regimen of Lexiva (fosamprenavir 1400 mg) + Norvir (ritonavir 100 mg) + Epzicom (abacavir 600 mg / lamivudine 300 mg).
Arm B: Efavirenz plus EpzicomEXPERIMENTALQD regimen of Sustiva (efavirenz 600 mg) + Epzicom (abacavir 600 mg / lamivudine 300 mg)

Interventions

NameTypeDescription
Efavirenz 600mgDRUGQD regimen of Sustiva (efavirenz 600 mg) + Epzicom (abacavir 600 mg / lamivudine 300 mg) The intervention may be switched for the following reasons: * To resolve a Grade 3 or 4 Adverse Event * The subject experienced a virologic failure (as defined in section 3.6.2) * The investigator believes the subject is at a significant risk for failing to comply with the protocol AND the investigator believes a regimen substitution is likely to resolve the compliance issue * The investigator believes there is any other significant safety concern for the subject associated with remaining on the current regimen (e.g., hypersensitivity reaction, increased risk of suicide)
Boosted LexivaDRUGOnce daily (QD) regimen of Lexiva (fosamprenavir 1400 mg) + Norvir (ritonavir 100 mg) + Epzicom (abacavir 600 mg / lamivudine 300 mg) The intervention may be switched for the following reasons: * To resolve a Grade 3 or 4 Adverse Event * The subject experienced a virologic failure (as defined in section 3.6.2) * The investigator believes the subject is at a significant risk for failing to comply with the protocol AND the investigator believes a regimen substitution is likely to resolve the compliance issue * The investigator believes there is any other significant safety concern for the subject associated with remaining on the current regimen (e.g., hypersensitivity reaction, increased risk of suicide)
efavirenzDRUG -
tenofovirDRUG -
abacavir/lamivudineDRUG -
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites1

Inclusion Criteria: Screening plasma HIV-1 RNA viral load \>5000 copies/mL Self-identification as having any non-White/Caucasian European geographic ancestry (i.e., an individual is eligible if she/he does not have any White/Caucasian European ancestry; OR an individual is eligible if she/he indica...

Countries:United States
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Frequently asked questions about Efavirenz

What is Efavirenz used for?

Efavirenz is used for the treatment of Human Immunodeficiency Virus (HIV) infections, including HIV Infection. It is being studied in HIV-infected patients who have not received prior therapy. The drug is in Phase 3 clinical development for this indication.

Who makes Efavirenz?

Efavirenz is being developed by GSK plc, a pharmaceutical company listed on the stock exchange under the ticker GSK. The company is conducting clinical trials to evaluate the drug's safety and efficacy in patients with HIV infections.

What phase is Efavirenz in?

Efavirenz is in Phase 3 clinical development. It has completed Phase 3 trials for the treatment of HIV infections, including one study with 345 participants and another with 101 participants. The drug is not yet approved and remains investigational.

What clinical trials is Efavirenz in?

Efavirenz has been studied in two completed Phase 3 clinical trials. The first, NCT00053638, enrolled 345 HIV-infected patients who had not received prior therapy. The second, NCT00727597, enrolled 101 patients with Human Immunodeficiency Virus Infections. Both trials were conducted in the United States.

Is Efavirenz a small molecule drug?

Yes, Efavirenz is a small molecule drug. It is being developed as a therapeutic agent for infectious disease, specifically for the treatment of Human Immunodeficiency Virus infections. The drug is administered to adult patients aged 18 years and older.

Was Efavirenz studied in a controlled trial?

Yes, Efavirenz was studied in a controlled clinical trial. The Phase 3 study NCT00053638 was a randomized, controlled trial that enrolled 345 participants. The trial was not double-blind, but it did use a control group to evaluate the drug's effects in HIV-infected patients.