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HIV InfectionsPhase 4NCT00004585

A Study of the Safety and Effectiveness of Combination Anti-HIV Therapy in HIV-Infected Adults

A Phase 4 study testing Abacavir sulfate, Lamivudine and Zidovudine, Lamivudine/Zidovudine and Abacavir sulfate in people with HIV Infections, run by Glaxo Wellcome at 5 sites in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of this study is to see if a certain combination of anti-HIV drugs is safe and effective in HIV-infected patients. The drug combination includes a tablet containing lamivudine and zidovudine (called Combivir) plus abacavir plus efavirenz. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
HIV Infections
What is being tested?
Abacavir sulfate, Lamivudine and Zidovudine, Lamivudine/Zidovudine and Abacavir sulfate
How many people
40 participants
Where
5 sitesUnited States
Study dates
Oct 1999to not given
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 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients may be eligible for this study if they:
  • Are HIV-positive.
  • Have HIV levels of 50,000 copies/ml or more within 21 days prior to starting treatment.
  • Are at least 18 years of age.
  • Are willing to use an effective method of birth control during the study.
  • (This study has been changed. A CD4 cell count of 50/mm3 or more within 21 days prior to starting treatment is no longer required.)

Who cannot join

  • Patients will not be eligible for this study if they:
  • Are pregnant.
  • Have AIDS.
  • Cannot take medications by mouth.
  • Have hepatitis and it is active.
  • Are enrolled in other investigational drug studies.
Show all 17Show fewer
  • Are allergic to any of the study drugs.
  • Have a serious medical condition, such as heart disease.
  • Have ever taken certain anti-HIV drugs such as nonnucleoside reverse transcriptase inhibitors (NNRTIs) or protease inhibitors (PIs).
  • Have ever had more than 7 days of treatment with a nucleoside reverse transcriptase inhibitor (NRTI). Patients should have no prior treatment with abacavir and no prior treatment with at least one of the following: lamivudine or zidovudine.
  • Have had radiation therapy or chemotherapy within 4 weeks prior to study entry, or plan to have such therapy during the study.
  • Have received medications that might affect the immune system, such as systemic corticosteroids, interleukins, vaccines, or interferons within 4 weeks prior to study entry.
  • Have received an HIV vaccine within 3 months prior to study entry.
  • Are taking foscarnet, hydroxyurea, or other drugs that work against HIV.
  • Have taken certain medications such as astemizole, cisapride, dihydroergotamine, ergotamine, ganciclovir, interferon-alpha, midazolam, terfenadine, and triazolam within 21 days of study entry.
  • Abuse alcohol or drugs.
  • Are unable to complete the whole study.

Trial locations and contacts

5 sites in 1 country.

5 sites in 1 country

United States5 sites
  • Dallas Veterans Administration Med Ctr

    Dallas, Texas, 75216

  • Tower Infectious Diseases / Med Associates Inc

    Los Angeles, California, 90048

  • North Shore Univ Hosp

    Manhasset, New York, 11030

  • Thomas Jefferson Univ

    Philadelphia, Pennsylvania, 19107

  • George Washington Univ Med Ctr

    Washington D.C., District of Columbia, 20037

Other trials in United States

About this study

Official title: A Phase IV, Open-Label, Multicenter Study of the Efficacy and Safety of Quadruple Combination Antiretroviral Therapy With Combivir (Lamivudine 150mg/Zidovudine 300mg) BID, Ziagen (Abacavir) 300mg BID, and Sustiva (Efavirenz) 600mg QD for 24 Weeks, Followed by the Triple Nucleoside Combination Tablet (Abacavir 300mg/Lamivudine 150mg/Zidovudine 300mg) BID Plus Sustiva (Efavirenz) 600mg QD for 24 Weeks in HIV-Infected Adults

The purpose of this study is to see if a certain combination of anti-HIV drugs is safe and effective in HIV-infected patients. The drug combination includes a tablet containing lamivudine and zidovudine (called Combivir) plus abacavir plus efavirenz.

Read the detailed description

Patients take open-label Combivir plus abacavir plus efavirenz for 48 weeks. [AS PER AMENDMENT 4/20/00: Patients taking Combivir plus abacavir at Week 24 receive the triple-nucleoside-combination tablet (TCT) (abacavir/lamivudine/zidovudine) beginning at Week 24 and continuing through Week 48, in combination with efavirenz (or nevirapine if the patient has made a protocol-allowed substitution). Patients not taking Combivir and abacavir at Week 24 will continue in the study on the substituted protocol-allowed drug regimen, provided their plasma HIV RNA is below 400 copies/ml at 24 weeks.] Following enrollment on Study Day 1, on-study evaluations (virologic and safety) are performed at Weeks 2, 4, 8, 12, 16, and then every 8 weeks through Week 48 (end of study). CD4 evaluations are performed at baseline and at Weeks 4, 8, and then every 8 weeks through Week 48. Immune reconstitution testing is performed at baseline and at Weeks 12, 24, and 48. Patients complete the PMAQ7 version 1.1 medication adherence questionnaire at Weeks 2, 8, 12, 24, and 48 (or at their last study visit). All patients are requested to return for a post-study follow-up evaluation 2 to 4 weeks after the last on-study visit. Patients must have a plasma HIV RNA less than 400 copies/ml at Week 24 in order to continue in the study.

Conditions
HIV Infections
Being tested
Abacavir sulfate, Lamivudine and Zidovudine, Lamivudine/Zidovudine, Abacavir sulfate, Efavirenz
Keywords
Drug Therapy, Combination, Zidovudine, Lamivudine, RNA, Viral, Reverse Transcriptase Inhibitors, Anti-HIV Agents, Viral Load, abacavir, efavirenz
Medical subject headings
HIV Infections

What participants receive

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

  • Abacavir sulfate, Lamivudine and ZidovudineDrug

  • Lamivudine/ZidovudineDrug

  • Abacavir sulfateDrug

  • EfavirenzDrug

Timeline

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

  1. First posted31 Aug 2001 (estimated)
  2. Study startOct 1999

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
Treatment
Enrolment
40 participants
IDs, dates and publications
ClinicalTrials.gov ID
NCT00004585
Sponsor's protocol ID
307A
Other IDs
COL30336
Status last verified
Nov 2000
First submitted
15 Feb 2000
Last updated
24 Jun 2005
Results posted
No

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing Abacavir sulfate, Lamivudine and Zidovudine, Lamivudine/Zidovudine and Abacavir sulfate in people with HIV Infections, run by Glaxo Wellcome at 5 sites 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 6 inclusion and 17 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 24 Jun 2005. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 5 sites 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 is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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.

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 24 Jun 2005.

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