HIV InfectionsPhase 2NCT00000979
Comparison of ddI Versus Zidovudine in HIV-Infected Patients
A Phase 2 study testing Zidovudine and Didanosine in people with HIV Infections, run by National Institute of Allergy and Infectious Diseases (NIAID) at 71 sites in 2 countries.
Trial summary
To compare the effectiveness and toxicity of didanosine (ddI) and zidovudine (AZT) in patients with AIDS, advanced AIDS-related complex (ARC), or asymptomatic infection with CD4 counts < 200 cells/mm3. Read more about this study
- Who is it for?
- Ages 12 years and older
- Conditions the study is for
- HIV Infections
- What is being tested?
- Zidovudine and Didanosine
- How many people
- 1,500 participants
- Where
- 71 sitesin 2 countries
- Study dates
- Start not givento Oct 1992
- Phase
- Phase 2
- 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 12 years and older
- All sexes
- No healthy volunteers
- Child, Adult, Older adult
Who may be able to join
- Concurrent Medication:
- Required:
- Aerosolized pentamidine (300 mg every 4 weeks using a Respirgard II nebulizer). In the event of physiological intolerance, alternative prophylaxis may be: Trimethoprim / sulfamethoxazole 1 DS tab per day or dapsone 50 - 100 mg/day.
- Allowed:
- Maintenance therapy for active AIDS defining opportunistic infections for patients with 9 to 47 weeks' experience with zidovudine (AZT).
- Treatment of opportunistic infections with other than sulfonamide containing drugs:
Show all 28Show fewer
- Pyrimethamine and sulfadiazine or clindamycin for suppression of toxoplasmosis acquired after study entry; fluconazole or amphotericin B for suppression of cryptococcosis or ketoconazole for candidiasis.
- Intravenous acyclovir for up to 10 days. Erythropoietin for patients under the relevant treatment IND. Analgesics, antihistamines, antiemetics, antidiarrheal agents for symptomatic therapy for toxicities.
- Isoniazid (INH) if no other acceptable therapy is available.
- Metronidazole may be used for single courses of therapy not to exceed 14 days within consecutive 90 day intervals. Note:
- Ketoconazole and dapsone should be taken 2 hours before or 2 hours after taking ddI (amendment 5/20/91).
- Concurrent Treatment:
- Allowed:
- Blood transfusions for hemoglobin toxicity.
- Patients must:
- Have a diagnosis of AIDS or advanced AIDS related complex (ARC), or per 8/09/90 amendment, asymptomatic HIV infection with CD4 count = or < 200 cells/mm3.
- Be either naive to zidovudine (AZT) or have taken AZT for = or < 48 weeks.
- Have ended treatment for acute Pneumocystis carinii pneumonia (PCP) at least 2 weeks before study entry. For patients with 2 months or less experience with AZT, PCP infection will be the single and only AIDS-defining infection and must have been within 120 days of study entry. Per amendment, other AIDS-defining conditions are allowed in the 8 weeks prior to study entry (for patients in the AZT stratum).Only one episode of PCP is permitted unless patient has > 2 months AZT experience in which case > 1 prior episode of PCP infection is allowed.
- Not have experienced a major intolerance to AZT at doses of at least 500 mg if the patient was on AZT therapy for = or < 48 weeks. A major intolerance is defined as recurrent grade 3 or greater toxicity which results in discontinuation of drug.
- Allowed:
- Basal cell carcinoma.
- In situ carcinoma of the cervix.
- Occasional premature atrial or ventricular contraction.
- Patients developing new opportunistic infections after study entry will remain on this protocol.
- Patients whose AIDS-defining condition is Kaposi's sarcoma alone must have CD4 cell counts < 300 cells/mm3.
- Prior Medication:
- Allowed:
- Previous treatment with zidovudine (AZT) up to 48 weeks.
Who cannot join
- Co-existing Condition:
- Patients with the following symptoms or diseases are excluded:
- Kaposi's sarcoma (KS) with evidence of visceral disease or where KS requires chemotherapy; subjects with localized KS having CD4 counts = or > 200 cells/mm3.
- AIDS-dementia complex = or > stage 2.
- Prior history of acute pancreatitis within past 2 years or chronic pancreatitis.
- Intractable diarrhea.
Show all 40Show fewer
- History of seizures within past 6 months or currently requiring anticonvulsants for control.
- History of past or current heart disease.
- Presence of a malignancy likely in the investigators opinion to require cytotoxic myelosuppressive chemotherapy during the expected course of this trial.
- Concurrent Medication:
- Excluded:
- Oral acidifying agents.
- Neurotoxic drugs. NOTE: If patients require therapy for PCP with IV pentamidine, study mediation is stopped.
- Patients with the following are excluded:
- Active AIDS defining events. Maintenance therapy for prior AIDS-defining opportunistic infections is permitted.
- Intolerance to AZT at doses of 500 mg because of recurrent grade 3 toxicity or greater which resulted in discontinuation of drug.
- Neoplasms not specifically allowed.
- Previous enrollment in any study of ddI, ddC or d4T.
- > 48 weeks of AZT therapy.
- An opportunistic infection not adequately controlled with suppressive therapies allowed in the protocol.
- Psychological or emotional problems sufficient, in the investigator's opinion, to prevent adequate compliance study therapy.
- Life expectancy = or < 6 months.
- Prior Medication:
- Excluded:
- Ganciclovir.
- AZT for = or > 48 weeks.
- Excluded within 14 days of study entry:
- Erythropoietin (Eprex).
- Excluded within 30 days of study entry:
- Anti-HIV therapy other than AZT.
- Biologic response modifiers.
- Other investigational drugs.
- Corticosteroids.
- Neurotoxic drugs.
- Excluded within 90 days of study entry:
- Ribavirin.
- Prior Treatment:
- Excluded within 14 days of study entry:
- Transfusion.
- Active alcohol or drug abuse sufficient, in the investigator's opinion, to prevent adequate compliance with study therapy.
Trial locations and contacts
71 sites in 2 countries.
71 sites in 2 countries
United States70 sites
Johns Hopkins Hosp
Baltimore, Maryland, 21287
Harvard (Massachusetts Gen Hosp)
Boston, Massachusetts, 02114
Boston Med Ctr
Boston, Massachusetts, 02118
Beth Israel Deaconess - West Campus
Boston, Massachusetts, 02215
Beth Israel Deaconess Med Ctr
Boston, Massachusetts, 02215
SUNY / Erie County Med Ctr at Buffalo
Buffalo, New York, 14215
Univ of North Carolina
Chapel Hill, North Carolina, 275997215
Northwestern Univ Med School
Chicago, Illinois, 60611
Cook County Hosp
Chicago, Illinois, 60612
Rush Presbyterian - Saint Luke's Med Ctr
Chicago, Illinois, 60612
Holmes Hosp / Univ of Cincinnati Med Ctr
Cincinnati, Ohio, 452670405
Ohio State Univ Hosp Clinic
Columbus, Ohio, 432101228
Mountain States Regional Hemophilia Ctr / Univ of Colorado
Denver, Colorado, 80262
Univ of Colorado Health Sciences Ctr
Denver, Colorado, 80262
Duke Univ Med Ctr
Durham, North Carolina, 27710
City Hosp Ctr at Elmhurst / Mount Sinai Hosp
Elmhurst, New York, 11373
G E Morey Jr
Fort Lauderdale, Florida, 33316
Univ TX Galveston Med Branch
Galveston, Texas, 77550
Dr Stephen L Green
Hampton, Virginia, 23666
Milton S Hershey Med Ctr
Hershey, Pennsylvania, 170330850
Edward Hines Veterans Administration Hosp
Hines, Illinois, 60141
Hermann Hosp / Univ Texas Health Science Ctr
Houston, Texas, 77030
Texas Children's Hosp / Baylor Univ
Houston, Texas, 77030
Indiana Univ Hosp
Indianapolis, Indiana, 462025250
Univ of Tennessee / E Tennessee Comprehensive Hemophilia Ctr
Knoxville, Tennessee, 37920
Children's Hosp of Los Angeles/UCLA Med Ctr
Los Angeles, California, 900276016
Los Angeles County - USC Med Ctr
Los Angeles, California, 90033
Univ of Miami School of Medicine
Miami, Florida, 331361013
Dr Brian Buggy
Milwaukee, Wisconsin, 53215
Milwaukee County Med Complex
Milwaukee, Wisconsin, 53226
Great Lakes Hemophilia Foundation
Milwaukee, Wisconsin, 53233
Univ of Minnesota
Minneapolis, Minnesota, 55455
Charity Hosp / Tulane Univ Med School
New Orleans, Louisiana, 70112
Louisiana Comprehensive Hemophilia Care Ctr
New Orleans, Louisiana, 70112
Louisiana State Univ Med Ctr / Tulane Med School
New Orleans, Louisiana, 70112
Tulane Univ School of Medicine
New Orleans, Louisiana, 70112
Beth Israel Med Ctr / Peter Krueger Clinic
New York, New York, 10003
Bellevue Hosp / New York Univ Med Ctr
New York, New York, 10016
Cornell Univ Med Ctr
New York, New York, 10021
Mem Sloan - Kettering Cancer Ctr
New York, New York, 10021
Saint Luke's - Roosevelt Hosp Ctr
New York, New York, 10025
Mount Sinai Med Ctr
New York, New York, 10029
Nebraska Regional Hemophilia Ctr
Omaha, Nebraska, 68105
Palo Alto Veterans Adm Med Ctr / Stanford Univ
Palo Alto, California, 94304
Univ of Pennsylvania
Philadelphia, Pennsylvania, 19104
Hemophilia Ctr of Western PA / Univ of Pittsburgh
Pittsburgh, Pennsylvania, 15219
Univ of Pittsburgh Med School
Pittsburgh, Pennsylvania
Univ of Rochester Medical Center
Rochester, New York, 14642
Univ of Utah School of Medicine
Salt Lake City, Utah, 84132
Univ of California / San Diego Treatment Ctr
San Diego, California, 921036325
Univ of Washington
Seattle, Washington, 98105
Baystate Med Ctr of Springfield
Springfield, Massachusetts, 01199
Stanford Univ School of Medicine
Stanford, California, 94305
SUNY - Stony Brook
Stony Brook, New York, 117948153
Olive View Med Ctr
Sylmar, California, 91342
Sepulveda Veterans Adm Med Ctr / Olive View Med Ctr
Sylmar, California, 91342
SUNY / State Univ of New York
Syracuse, New York, 13210
Bronx Municipal Hosp Ctr/Jacobi Med Ctr
The Bronx, New York, 10461
Jack Weiler Hosp / Bronx Municipal Hosp
The Bronx, New York, 10465
Montefiore Med Ctr / Bronx Municipal Hosp
The Bronx, New York, 10467
Bronx Veterans Administration / Mount Sinai Hosp
The Bronx, New York, 10468
Med College of Ohio
Toledo, Ohio, 43699
Harbor UCLA Med Ctr
Torrance, California, 90502
Whitman - Walker Clinic
Washington D.C., District of Columbia, 20009
George Washington Univ Med Ctr
Washington D.C., District of Columbia, 20037
Julio Arroyo
West Columbia, South Carolina, 29169
Univ of Kansas School of Medicine
Wichita, Kansas, 67214
Bowman Gray School of Medicine / Wake Forest Univ
Winston-Salem, North Carolina, 27103
Med Ctr of Central Massachusetts
Worcester, Massachusetts, 01605
Univ of Massachusetts Med Ctr
Worcester, Massachusetts, 01655
Puerto Rico1 site
San Juan Veterans Administration Med Ctr
San Juan, 009275800
About this study
Official title: Comparison of 2',3'-Dideoxyinosine (ddI) (BMY-40900) and Zidovudine in Therapy of Patients With HIV Infection
To compare the effectiveness and toxicity of didanosine (ddI) and zidovudine (AZT) in patients with AIDS, advanced AIDS-related complex (ARC), or asymptomatic infection with CD4 counts < 200 cells/mm3.
AZT is effective in reducing mortality in patients with AIDS who receive the drug after the first episode of Pneumocystis carinii pneumonia (PCP) and in patients with advanced ARC. However, AZT therapy has been associated with significant toxicities. In addition, the effectiveness of AZT appears to decrease during the second and third years of therapy. For these reasons, the development of alternative therapy that would be at least as effective but less toxic is of great importance. The drug ddI is an antiviral agent that inhibits replication (reproduction) of HIV with less apparent toxicity than AZT.
Read the detailed description
AZT is effective in reducing mortality in patients with AIDS who receive the drug after the first episode of Pneumocystis carinii pneumonia (PCP) and in patients with advanced ARC. However, AZT therapy has been associated with significant toxicities. In addition, the effectiveness of AZT appears to decrease during the second and third years of therapy. For these reasons, the development of alternative therapy that would be at least as effective but less toxic is of great importance. The drug ddI is an antiviral agent that inhibits replication (reproduction) of HIV with less apparent toxicity than AZT.
AMENDED: 9/28/90 Patients are assigned to one of 2 treatments under a double-blind, randomly allocated, experimental design if their duration of prior AZT therapy is 0 to 16 weeks. (Patients who entered with no more than 16 weeks prior AZT and who were randomized to ddI will continue to be dosed at that level, adjusted for weight, and followed as originally planned.) Patients are assigned to one of 3 treatments as explained prior to this amendment if their duration of prior to AZT therapy is greater than 16 weeks. Original design: Patients are assigned to one of three treatments under a double-blind randomly allocated experimental design. ddI will be administered at two dose levels.
It is anticipated that patients will be seen as outpatients every 2 weeks for the first 4 weeks of the study and monthly thereafter. This study continues for at least 18 months after the entry of the first subject.
- Conditions
- HIV Infections
- Being tested
- Zidovudine, Didanosine
- Keywords
- Didanosine, Zidovudine
- Medical subject headings
- HIV Infections
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
ZidovudineDrug
DidanosineDrug
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted31 Aug 2001 (estimated)
- Primary completionOct 1992
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Publications (11)Papers the sponsor has linked to this study.
- Other trials for HIV InfectionsStudies of the same condition, open and under way.
- More trials run by National Institute of Allergy and Infectious Diseases (NIAID)The sponsor's other registered studies.
- 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
- Enrolment
- 1,500 participants
Sponsor and investigators
- Sponsor type
- US National Institutes of Health
- Collaborators
- Bristol-Myers Squibb
- Investigators
- R Dolin, Study chairM Fischl, Study chair
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT00000979
- Sponsor's protocol ID
- ACTG 116
- Other IDs
- 070V1, ACTG 116-A, ACTG 116-B/117, AI454-008
- Status last verified
- Jan 2003
- First submitted
- 2 Nov 1999
- Last updated
- 14 Mar 2011
- Results posted
- No
Publications
Dolin R, Amato DA, Fischl MA, Pettinelli C, Beltangady M, Liou SH, Brown MJ, Cross AP, Hirsch MS, Hardy WD, et al. Zidovudine compared with didanosine in patients with advanced HIV type 1 infection and little or no previous experience with zidovudine. AIDS Clinical Trials Group. Arch Intern Med. 1995 May 8;155(9):961-74.
PubMed 7726705Bozzette SA, Hays RD, Berry SH, Kanouse DE. A Perceived Health Index for use in persons with advanced HIV disease: derivation, reliability, and validity. Med Care. 1994 Jul;32(7):716-31. doi: 10.1097/00005650-199407000-00005.
PubMed 8028406Fiscus SA, Heggem-Snow A, Troiani L, Wallmark E, Folds JD, Sheff B, van der Horst CM. Transient high titers of HIV-1 in plasma and progression of disease. J Acquir Immune Defic Syndr Hum Retrovirol. 1995 May 1;9(1):51-7.
PubMed 7712235Schooley RT. Correlation between viral load measurements and outcome in clinical trials of antiviral drugs. AIDS. 1995 Dec;9 Suppl 2:S15-S19.
PubMed 8775802Kozal MJ, Kroodsma K, Winters MA, Shafer RW, Efron B, Katzenstein DA, Merigan TC. Didanosine resistance in HIV-infected patients switched from zidovudine to didanosine monotherapy. Ann Intern Med. 1994 Aug 15;121(4):263-8. doi: 10.7326/0003-4819-121-4-199408150-00005.
PubMed 7518658Fichtenbaum CJ, Clifford DB, Powderly WG. Risk factors for dideoxynucleoside-induced toxic neuropathy in patients with the human immunodeficiency virus infection. J Acquir Immune Defic Syndr Hum Retrovirol. 1995 Oct 1;10(2):169-74. doi: 10.1097/00042560-199510020-00009.
PubMed 7552481Spino C, Kahn JO, Dolin R, Phair JP. Predictors of survival in HIV-infected persons with 50 or fewer CD4 cells/mm3. J Acquir Immune Defic Syndr Hum Retrovirol. 1997 Aug 15;15(5):346-55. doi: 10.1097/00042560-199708150-00004.
PubMed 9342254Richardson D, Liou SH, Kahn JO. Uric acid and didanosine compliance in AIDS clinical trials: an analysis of AIDS Clinical Trials Group protocols 116A and 116B/117. J Acquir Immune Defic Syndr (1988). 1993 Nov;6(11):1212-23.
PubMed 8229656Welles SL, Jackson JB, Yen-Lieberman B, Demeter L, Japour AJ, Smeaton LM, Johnson VA, Kuritzkes DR, D'Aquila RT, Reichelderfer PA, Richman DD, Reichman R, Fischl M, Dolin R, Coombs RW, Kahn JO, McLaren C, Todd J, Kwok S, Crumpacker CS. Prognostic value of plasma human immunodeficiency virus type 1 (HIV-1) RNA levels in patients with advanced HIV-1 disease and with little or no prior zidovudine therapy. AIDS Clinical Trials Group Protocol 116A/116B/117 Team. J Infect Dis. 1996 Oct;174(4):696-703. doi: 10.1093/infdis/174.4.696.
PubMed 8843205Coombs RW, Welles SL, Hooper C, Reichelderfer PS, D'Aquila RT, Japour AJ, Johnson VA, Kuritzkes DR, Richman DD, Kwok S, Todd J, Jackson JB, DeGruttola V, Crumpacker CS, Kahn J. Association of plasma human immunodeficiency virus type 1 RNA level with risk of clinical progression in patients with advanced infection. AIDS Clinical Trials Group (ACTG) 116B/117 Study Team. ACTG Virology Committee Resistance and HIV-1 RNA Working Groups. J Infect Dis. 1996 Oct;174(4):704-12. doi: 10.1093/infdis/174.4.704.
PubMed 8843206Mildvan D, Spritzler J, Grossberg SE, Fahey JL, Johnston DM, Schock BR, Kagan J. Serum neopterin, an immune activation marker, independently predicts disease progression in advanced HIV-1 infection. Clin Infect Dis. 2005 Mar 15;40(6):853-8. doi: 10.1086/427877. Epub 2005 Feb 18.
PubMed 15736019
Study at a glance
From the registry record, last updated by the sponsor on 14 Mar 2011. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Comparison of 2',3'-Dideoxyinosine (ddI) (BMY-40900) and Zidovudine in Therapy of Patients With HIV Infection
- ClinicalTrials.gov ID
- NCT00000979
- Acronym / sponsor ID
- ACTG 116
- Conditions
- HIV Infections
- Keywords
- Didanosine, Zidovudine
- Phase
- Phase 2
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 1,500 participants
- Lead sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)US National Institutes of Health
- Collaborators
- Bristol-Myers Squibb
- Primary completion
- Oct 1992 (actual)
- First posted
- 31 Aug 2001 (estimated)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
To compare the effectiveness and toxicity of didanosine (ddI) and zidovudine (AZT) in patients with AIDS, advanced AIDS-related complex (ARC), or asymptomatic infection with CD4 counts < 200 cells/mm3.
AZT is effective in reducing mortality in patients with AIDS who receive the drug after the first episode of Pneumocystis carinii pneumonia (PCP) and in patients with advanced ARC. However, AZT therapy has been associated with significant toxicities. In addition, the effectiveness of AZT appears to decrease during the second and third years of therapy. For these reasons, the development of alternative therapy that would be at least as effective but less toxic is of great importance. The drug ddI is an antiviral agent that inhibits replication (reproduction) of HIV with less apparent toxicity than AZT.
Detailed description
AZT is effective in reducing mortality in patients with AIDS who receive the drug after the first episode of Pneumocystis carinii pneumonia (PCP) and in patients with advanced ARC. However, AZT therapy has been associated with significant toxicities. In addition, the effectiveness of AZT appears to decrease during the second and third years of therapy. For these reasons, the development of alternative therapy that would be at least as effective but less toxic is of great importance. The drug ddI is an antiviral agent that inhibits replication (reproduction) of HIV with less apparent toxicity than AZT.
AMENDED: 9/28/90 Patients are assigned to one of 2 treatments under a double-blind, randomly allocated, experimental design if their duration of prior AZT therapy is 0 to 16 weeks. (Patients who entered with no more than 16 weeks prior AZT and who were randomized to ddI will continue to be dosed at that level, adjusted for weight, and followed as originally planned.) Patients are assigned to one of 3 treatments as explained prior to this amendment if their duration of prior to AZT therapy is greater than 16 weeks. Original design: Patients are assigned to one of three treatments under a double-blind randomly allocated experimental design. ddI will be administered at two dose levels.
It is anticipated that patients will be seen as outpatients every 2 weeks for the first 4 weeks of the study and monthly thereafter. This study continues for at least 18 months after the entry of the first subject.
Study design
- Primary purpose
- Treatment
Who may qualify
- Ages
- 12 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Child, Adult, Older adult
Key inclusion criteria (28 listed)
- Aerosolized pentamidine (300 mg every 4 weeks using a Respirgard II nebulizer). In the event of physiological intolerance, alternative prophylaxis may be: Trimethoprim / sulfamethoxazole 1 DS tab per day or dapsone 50 - 100 mg/day.
- Maintenance therapy for active AIDS defining opportunistic infections for patients with 9 to 47 weeks' experience with zidovudine (AZT).
- Pyrimethamine and sulfadiazine or clindamycin for suppression of toxoplasmosis acquired after study entry; fluconazole or amphotericin B for suppression of cryptococcosis or ketoconazole for candidiasis.
- Intravenous acyclovir for up to 10 days. Erythropoietin for patients under the relevant treatment IND. Analgesics, antihistamines, antiemetics, antidiarrheal agents for symptomatic therapy for toxicities.
- Isoniazid (INH) if no other acceptable therapy is available.
Key exclusion criteria (40 listed)
- Kaposi's sarcoma (KS) with evidence of visceral disease or where KS requires chemotherapy; subjects with localized KS having CD4 counts = or > 200 cells/mm3.
- AIDS-dementia complex = or > stage 2.
- Prior history of acute pancreatitis within past 2 years or chronic pancreatitis.
- Intractable diarrhea.
- History of seizures within past 6 months or currently requiring anticonvulsants for control.
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 |
|---|---|---|
| Zidovudine | Drug | – |
| Didanosine | Drug | – |
Primary outcome
Not reported in the source record.
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 14 Mar 2011.
- Background: PubMed 7726705Dolin R, Amato DA, Fischl MA, Pettinelli C, Beltangady M, Liou SH, Brown MJ, Cross AP, Hirsch MS, Hardy WD, et al. Zidovudine compared with didanosine in patients with advanced HIV type 1 infection and little or no previous experience with zidovudine. AIDS Clinical Trials Group. Arch Intern Med. 1995 May 8;155(9):961-74.
- Background: PubMed 8028406Bozzette SA, Hays RD, Berry SH, Kanouse DE. A Perceived Health Index for use in persons with advanced HIV disease: derivation, reliability, and validity. Med Care. 1994 Jul;32(7):716-31. doi: 10.1097/00005650-199407000-00005.
- Background: PubMed 7712235Fiscus SA, Heggem-Snow A, Troiani L, Wallmark E, Folds JD, Sheff B, van der Horst CM. Transient high titers of HIV-1 in plasma and progression of disease. J Acquir Immune Defic Syndr Hum Retrovirol. 1995 May 1;9(1):51-7.
- Background: PubMed 8775802Schooley RT. Correlation between viral load measurements and outcome in clinical trials of antiviral drugs. AIDS. 1995 Dec;9 Suppl 2:S15-S19.
- Background: PubMed 7518658Kozal MJ, Kroodsma K, Winters MA, Shafer RW, Efron B, Katzenstein DA, Merigan TC. Didanosine resistance in HIV-infected patients switched from zidovudine to didanosine monotherapy. Ann Intern Med. 1994 Aug 15;121(4):263-8. doi: 10.7326/0003-4819-121-4-199408150-00005.
- Background: PubMed 7552481Fichtenbaum CJ, Clifford DB, Powderly WG. Risk factors for dideoxynucleoside-induced toxic neuropathy in patients with the human immunodeficiency virus infection. J Acquir Immune Defic Syndr Hum Retrovirol. 1995 Oct 1;10(2):169-74. doi: 10.1097/00042560-199510020-00009.
- Background: PubMed 9342254Spino C, Kahn JO, Dolin R, Phair JP. Predictors of survival in HIV-infected persons with 50 or fewer CD4 cells/mm3. J Acquir Immune Defic Syndr Hum Retrovirol. 1997 Aug 15;15(5):346-55. doi: 10.1097/00042560-199708150-00004.
- Results publication: PubMed 8229656Richardson D, Liou SH, Kahn JO. Uric acid and didanosine compliance in AIDS clinical trials: an analysis of AIDS Clinical Trials Group protocols 116A and 116B/117. J Acquir Immune Defic Syndr (1988). 1993 Nov;6(11):1212-23.
- Results publication: PubMed 8843205Welles SL, Jackson JB, Yen-Lieberman B, Demeter L, Japour AJ, Smeaton LM, Johnson VA, Kuritzkes DR, D'Aquila RT, Reichelderfer PA, Richman DD, Reichman R, Fischl M, Dolin R, Coombs RW, Kahn JO, McLaren C, Todd J, Kwok S, Crumpacker CS. Prognostic value of plasma human immunodeficiency virus type 1 (HIV-1) RNA levels in patients with advanced HIV-1 disease and with little or no prior zidovudine therapy. AIDS Clinical Trials Group Protocol 116A/116B/117 Team. J Infect Dis. 1996 Oct;174(4):696-703. doi: 10.1093/infdis/174.4.696.
- Results publication: PubMed 8843206Coombs RW, Welles SL, Hooper C, Reichelderfer PS, D'Aquila RT, Japour AJ, Johnson VA, Kuritzkes DR, Richman DD, Kwok S, Todd J, Jackson JB, DeGruttola V, Crumpacker CS, Kahn J. Association of plasma human immunodeficiency virus type 1 RNA level with risk of clinical progression in patients with advanced infection. AIDS Clinical Trials Group (ACTG) 116B/117 Study Team. ACTG Virology Committee Resistance and HIV-1 RNA Working Groups. J Infect Dis. 1996 Oct;174(4):704-12. doi: 10.1093/infdis/174.4.704.
- Results publication: PubMed 15736019Mildvan D, Spritzler J, Grossberg SE, Fahey JL, Johnston DM, Schock BR, Kagan J. Serum neopterin, an immune activation marker, independently predicts disease progression in advanced HIV-1 infection. Clin Infect Dis. 2005 Mar 15;40(6):853-8. doi: 10.1086/427877. Epub 2005 Feb 18.
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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.
R Dolin study chair
M Fischl study chair
71 sites in 2 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 2 study testing Zidovudine and Didanosine in people with HIV Infections, run by National Institute of Allergy and Infectious Diseases (NIAID) at 71 sites in 2 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 28 inclusion and 40 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 14 Mar 2011. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 71 sites in United States, Puerto Rico. 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?
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?
On the ClinicalTrials.gov record for NCT00000979, which also lists 11 linked publications.
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 14 Mar 2011.