Drugs / Didanosine
last change Jun 2025 re-read 2 minutes ago

Didanosine

Small molecule

Developed for
HIV infectious disease · AIDS · AIDS dementia complex
Investigated by
National Institute of Allergy and Infectious Diseases (NIAID) · Bristol-Myers Squibb · Glaxo Wellcome · Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) · Gilead Sciences · Triangle Pharmaceuticals
+37 more · Dupont Applied Biosciences · Merck Sharp & Dohme LLC · ANRS, Emerging Infectious Diseases · Boehringer Ingelheim · French National Agency for Research on AIDS and Viral Hepatitis · Hoffmann-La Roche · Pharmacia and Upjohn · Upjohn · 407 Doctors · Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections · Argus Pharmaceuticals · Botswana Ministry of Health · Chiron Corporation · Clinical Trial Agency of HIV Study Group · Dupont Merck · HIV Prevention Trials Network · Harvard School of Public Health (HSPH) · Hospital de Granollers · ICN Pharmaceuticals · Indian Council of Medical Research · International Maternal Pediatric Adolescent AIDS Clinical Trials Group · Janssen Research & Development, LLC · Kirby Institute · McGill University Health Centre/Research Institute of the McGill University Health Centre · Ministry of Science and Technology of the People´s Republic of China · National AIDS Control Organisation · National Cancer Institute (NCI) · National Heart, Lung, and Blood Institute (NHLBI) · Novum · PPD Development, LP · Peking Union Medical College · PharmaResearch · Princess Marina Hospital, Botswana · Research Institute for Development · St Vincent's Hospital, Sydney · Tuberculosis Research Centre, India · Weill Medical College of Cornell University

Regulatory milestones approvals, filings & regulatory actions · 10 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Label expansions (2) US (FDA) VIDEX EC 2002-01-29 – 2008-09-29 fda.gov
Label expansions (7) US (FDA) VIDEX 1992-09-25 – 2002-04-01 fda.gov
Approved US (FDA) VIDEX 1991-10-09 fda.gov

Trials 103 · started per year

today
US approved 1991
1
5
4
1
8
4
3
9
5
4
6
6
4
7
7
4
1
1
1
1
19901991199219931994199519961997199819992000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024202520262027
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 122 trials
Phase 1 NCT02251873 Sep 2001 → Mar 2002 Boehringer Ingelheim Completed No outcome recorded
Phase 1 NCT00002360 Mar 1999 HIV infectious disease Bristol-Myers Squibb Completed No outcome recorded
Phase 1 NCT00000652 ? → Nov 1995 HIV infectious disease National Cancer Institute (NCI) Completed No outcome recorded
Phase 1 NCT00002096 HIV infectious disease, cytomegalovirus infection Hoffmann-La Roche Completed No outcome recorded
Phase 1 NCT00000902 ? → Apr 2002 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 1 NCT00001074 ? → Jan 2000 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 1 NCT00000753 ? → Feb 1995 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 1 NCT00000656 ? → Nov 1993 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 1 NCT00002014 HIV infectious disease Glaxo Wellcome Completed No outcome recorded
Phase 1 NCT00000742 ? → Oct 1993 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 1/21 trial
Phase 1/2 NCT00016718 Aug 2001 → Jan 2009 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 233 trials
Phase 2 NCT00109590 Jun 2006 → Oct 2008 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 2 NCT00122538 Feb 2006 → Nov 2008 AIDS French National Agency for Research on AIDS and Viral Hepatitis Completed No outcome recorded
Phase 2 NCT00142337 Dec 2004 → May 2006 HIV infectious disease Research Institute for Development Completed No outcome recorded
Phase 2 NCT00196599 Feb 1999 → Sep 2004 HIV infectious disease ANRS, Emerging Infectious Diseases Completed No outcome recorded
Phase 2 NCT00000916 ? → Aug 2004 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 2 NCT00000891 ? → May 2004 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 2 NCT00001066 ? → Jan 2001 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 2 NCT00000671 ? → Mar 1992 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 2 NCT00001029 ? → May 1993 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 2 NCT00000823 ? → Feb 2000 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 316 trials
Phase 3 NCT01440569 Sep 2011 → Aug 2012 AIDS Gilead Sciences Completed No outcome recorded
Phase 3 NCT00332306 Jun 2006 → Jun 2009 HIV infectious disease, tuberculosis Tuberculosis Research Centre, India Unknown No outcome recorded
Phase 3 NCT00102960 Jul 2005 → Sep 2012 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 3 NCT00338390 Apr 2005 → Feb 2007 HIV infectious disease Hospital de Granollers Completed No outcome recorded
Phase 3 NCT00074581 Feb 2005 → May 2015 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 3 NCT00158470 Sep 2003 → May 2007 HIV infectious disease French National Agency for Research on AIDS and Viral Hepatitis Completed No outcome recorded
Phase 3 NCT00197613 Dec 2002 → Dec 2007 AIDS Harvard School of Public Health (HSPH) Completed No outcome recorded
Phase 3 NCT00196612 Apr 2001 → Sep 2004 HIV infectious disease ANRS, Emerging Infectious Diseases Completed No outcome recorded
Phase 3 NCT00006397 Aug 2000 → ? HIV infectious disease PPD Development, LP Unknown No outcome recorded
Phase 3 NCT00002429 Jul 1999 → Jan 2001 HIV infectious disease Bristol-Myers Squibb Completed No outcome recorded
Phase 410 trials
Phase 4 NCT06337032 Aug 2024 → Mar 2034 expected HIV infectious disease Gilead Sciences Recruiting No outcome recorded
Phase 4 NCT00955968 Jan 2010 → Aug 2016 HIV infectious disease International Maternal Pediatric Adolescent AIDS Clinical Trials Group Completed No outcome recorded
Phase 4 NCT00084136 May 2005 → May 2010 HIV infectious disease Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections Completed No outcome recorded
Phase 4 NCT00618176 Jan 2005 → Sep 2006 HIV infectious disease Peking Union Medical College Completed No outcome recorded
Phase 4 NCT00256828 Jun 2004 → Nov 2006 HIV infectious disease Clinical Trial Agency of HIV Study Group Completed No outcome recorded
Phase 4 NCT00214435 May 2004 → ? AIDS 407 Doctors Unknown No outcome recorded
Phase 4 NCT00192660 Feb 2003 → Oct 2006 cardiovascular disorder, lipodystrophy Kirby Institute Completed No outcome recorded
Phase 4 NCT00005018 Jul 1999 → Oct 2000 HIV infectious disease Glaxo Wellcome Completed No outcome recorded
Phase 4 NCT00002386 HIV infectious disease, hemophilia A Merck Sharp & Dohme LLC Completed No outcome recorded
Phase 4 NCT00002376 HIV infectious disease Merck Sharp & Dohme LLC Completed No outcome recorded
Phase not applicable21 trials
NCT00091936 Aug 2009 → ? HIV infectious disease, tuberculosis National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
NCT00080522 Feb 2005 → Jan 2007 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
NCT00002207 Feb 2004 HIV infectious disease Bristol-Myers Squibb Completed No outcome recorded
NCT00116415 Mar 2002 → Nov 2004 AIDS Bristol-Myers Squibb Completed No outcome recorded
NCT00002411 Mar 1998 → Sep 1999 HIV infectious disease Bristol-Myers Squibb Completed No outcome recorded
NCT00002176 May 1997 → Mar 2000 HIV infectious disease Bristol-Myers Squibb Completed No outcome recorded
NCT00002177 May 1997 → Mar 2000 HIV infectious disease Bristol-Myers Squibb Completed No outcome recorded
NCT00000922 ? → Jan 2003 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
NCT00001024 ? → Jun 2002 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
NCT00002280 ? → Nov 1994 HIV infectious disease Bristol-Myers Squibb Completed No outcome recorded
Also used as a comparator or background therapy in 39 trials
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 17 trials
Phase 1 NCT00032669 Background Mar 2002 → Apr 2006 HIV infectious disease National Cancer Institute (NCI) Completed No outcome recorded
Phase 1 NCT00002427 Background May 1999 → ? HIV infectious disease Research Institute for Genetic and Human Therapy Completed No outcome recorded
Phase 1 NCT00001035 Background ? → Sep 1996 HIV infectious disease, hepatitis C virus infection National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 1 NCT00002098 Background HIV infectious disease AJI Pharma USA Completed No outcome recorded
Phase 1 NCT00000971 Background HIV infectious disease, Mycobacterium avium complex disease Abbott Completed No outcome recorded
Phase 1/21 trial
Phase 1/2 NCT00364793 Background Feb 2007 → Dec 2011 HIV infectious disease Bristol-Myers Squibb Completed No outcome recorded
Phase 214 trials
Phase 2 NCT00002240 Background Mar 1999 → Dec 2001 HIV infectious disease Bristol-Myers Squibb Completed No outcome recorded
Phase 2 NCT00002905 Background Jun 1995 → ? lymphoma Centro di Riferimento Oncologico - Aviano Unknown No outcome recorded
Phase 2 NCT00002162 Background HIV infectious disease Hoffmann-La Roche Completed No outcome recorded
Phase 2 NCT00002099 Background HIV infectious disease AJI Pharma USA Unknown No outcome recorded
Phase 2 NCT00000803 Background ? → Mar 1997 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 2/31 trial
Phase 2/3 NCT02016924 Background Jan 2014 → Jun 2025 overdue AIDS Gilead Sciences Active not recruiting No outcome recorded
Phase 310 trials
Phase 3 NCT01605084 Background Jun 2012 → Aug 2014 HIV infectious disease Bristol-Myers Squibb Withdrawn No outcome recorded
Phase 3 NCT01363011 Background May 2011 → Jan 2013 AIDS Gilead Sciences Completed No outcome recorded
Phase 3 NCT00928187 Comparator Nov 2009 → Sep 2013 HIV infectious disease ANRS, Emerging Infectious Diseases Completed No outcome recorded
Phase 3 NCT00708162 Background Jul 2008 → Dec 2010 HIV infectious disease Gilead Sciences Completed No outcome recorded
Phase 3 NCT00427297 Comparator Sep 2007 → May 2009 HIV infectious disease University of Washington Terminated No outcome recorded
Phase 42 trials
Phase 4 NCT00342355 Comparator Jan 2004 → Mar 2008 HIV infectious disease National Institutes of Health Clinical Center (CC) Completed No outcome recorded
Phase 4 NCT00005000 Background Dec 1999 → ? HIV infectious disease Agouron Pharmaceuticals Unknown No outcome recorded
Phase not applicable4 trials
NCT00428116 Comparator Sep 2007 → Jul 2013 HIV infectious disease University of Washington Terminated No outcome recorded
NCT00034086 Background ? → Jun 2006 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
NCT00051090 Background HIV infectious disease, hepatitis B virus infection National Institute of Allergy and Infectious Diseases (NIAID) Withdrawn No outcome recorded
NCT00000923 Background ? → Aug 2004 HIV infectious disease National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded

Evidence & citations 11 cited values

Every value below carries the sentence it was read from. 147 sources stand behind the page.

FieldValueCited text
Known as Didanosine “It may include one or two nucleoside reverse transcriptase inhibitors, such as zidovudine, didanosine, lamuvidine, zalcitabine, stavudine), a non- nucleoside reverse...” NCT00032669
140

“An Open Label, Randomised, Parallel Group Study of the Drug-drug Pharmacokinetic Interaction of Steady State Tipranavir (SEDDS SEC) 500 mg and Ritonavir (Soft Gelatin Capsules)...” NCT02251873

“Additional ARVs provided for use in this study included fixed dose combination lamivudine/zidovudine (3TC/ZDV), lamivudine (3TC), zidovudine (ZDV), tenofovir (TDF), fixed dose...” NCT00955968

“A Randomised, Multi-Centre, Open-Label Study in Well-Controlled Treatment-Experienced HIV-Infected Patients to Assess Compliance With a Once-Daily Regimen of Lamivudine,...” NCT00214435

“Participants will receive 2 investigator-selected NRTIs, which may include abacavir (ABC), lamivudine (3TC)/zidovudine (ZDV), didanosine (DDI), emtricitabine (FTC), ABC/3TC,...” NCT01363011

“NRTIs may include emtricitabine (FTC)/tenofovir disoproxil fumarate (TDF), zidovudine+FTC/TDF, abacavir (ABC)+TDF, ABC+FTC/TDF, ABC+lamivudine (3TC), or didanosine (DDI)+FTC.” NCT01440569

“the additional agents include abacavir (ABC), Combivir® (lamivudine (LAM)/zidovudine (ZDV) coformulated), didanosine, emtricitabine (FTC), enfuvirtide” NCT00708162

“Second line regimen - ddI/ABC/LPV/r (didanosine/abacavir/lopinavir-ritonavir (Kaletra))” NCT00428116

Didanosine (250 mg or 400 mg)” NCT01605084

didanosine (ddI)” NCT02016924

didanosine (ddI)” NCT06337032

NCT00000971

NCT00000781

NCT00000625

NCT00002224

NCT00000979

NCT00007202

NCT00000870

NCT00000753

NCT00001997

NCT00342355

NCT00002225

NCT00002014

NCT00192660

NCT00001074

NCT00332306

NCT00000918

NCT00001066

NCT00001122

NCT00002411

NCT00002230

NCT00000939

NCT00002234

NCT00000902

NCT00116415

NCT00002211

NCT00002028

NCT00000838

NCT00000919

NCT00001063

NCT00002207

NCT00000833

NCT00000831

NCT00000839

NCT00197613

NCT00002035

NCT00000963

NCT00000657

NCT00002240

NCT00014937

NCT00000865

NCT00000851

NCT00000969

NCT00000669

NCT00002429

NCT00001114

NCT00002420

NCT00074581

NCT00008489

NCT00196612

NCT00000710

NCT00196599

NCT00142337

NCT00001035

NCT00000885

NCT00256828

NCT00002905

NCT00000823

NCT00000637

NCT00338390

NCT00000656

NCT00001057

NCT00102960

NCT00006397

NCT00002177

NCT00618176

NCT00000760

NCT00002176

NCT00084136

NCT00002001

NCT00000916

NCT00002360

NCT00000742

NCT00005018

NCT00000822

NCT00000954

NCT00001108

NCT00002274

NCT00002427

NCT00000891

NCT00000803

NCT00002280

NCT00427297

NCT00001029

NCT00002096

NCT00000922

NCT00001049

NCT00051090

NCT00158470

NCT00002168

NCT00000923

NCT00000814

NCT00034086

NCT00002162

NCT00002099

NCT00002313

NCT00006154

NCT00008866

NCT00002418

NCT00006339

NCT00000672

NCT00000671

NCT00001025

NCT00016718

NCT00013520

NCT00002376

NCT00001024

NCT00080522

NCT00000652

NCT00002407

NCT00001087

NCT00928187

NCT00002412

NCT00002109

NCT00001048

NCT00122538

NCT00002098

NCT00000810

NCT00000772

NCT00001045

NCT00001022

NCT00091936

NCT00006208

NCT00109590

NCT00000924

NCT00000770

NCT00002123

NCT00364793

NCT00000982

NCT00002386

NCT00005000

Known as 2',3'-Dideoxyinosine “A Treatment IND (Investigational New Drug) Protocol for the Use of Videx (2',3'-Dideoxyinosine, ddI) in Patients With Acquired Immunodeficiency Syndrome (AIDS) or AIDS- Related...” NCT00002028
5

“A Randomized Comparative Trial of Two Doses of 2',3'-Dideoxyinosine (ddI) in Children With Symptomatic HIV Infection Who Are Either Unresponsive to Zidovudine and/or Who Are...” NCT00000963

“An Efficacy Study of 2',3'-Dideoxyinosine (ddI) (BMY-40900) Administered Orally Twice Daily to Zidovudine Intolerant Patients With AIDS or AIDS-Related Complex” NCT00000672

“Phase I/II Study of the Tolerance and Efficacy of Combined Use of Didanosine (2',3'-Dideoxyinosine; ddI) and Lentinan in HIV-Positive Patients” NCT00002098

“Combination Zidovudine and 2' 3'-Dideoxyinosine (Didanosine)” NCT00000656

2',3'-Dideoxyinosine (ddI) (BMY-40900)” NCT00002035

Known as BMY-40900 “An Efficacy Study of 2',3'-Dideoxyinosine (ddI) (BMY-40900) Administered Orally Twice Daily to Zidovudine Intolerant Patients With AIDS or AIDS-Related Complex” NCT00000672
1

“2',3'-Dideoxyinosine (ddI) (BMY-40900)” NCT00002035

Known as ddI “Additional ARVs provided for use in this study included fixed dose combination lamivudine/zidovudine (3TC/ZDV), lamivudine (3TC), zidovudine (ZDV), tenofovir (TDF), fixed dose...” NCT00955968
94

“Participants will receive 2 investigator-selected NRTIs, which may include abacavir (ABC), lamivudine (3TC)/zidovudine (ZDV), didanosine (DDI), emtricitabine (FTC), ABC/3TC,...” NCT01363011

“To compare the efficacy of lamivudine (3TC) and zidovudine (AZT) in combination versus the better of didanosine (ddI) monotherapy or ddI/AZT combination, in symptomatic HIV-1...” NCT00001066

“The purpose of this study is to make didanosine (ddI) available to children with AIDS who are clinically deteriorating on zidovudine (AZT) or intolerant to AZT and cannot enter...” NCT00002280

“To determine the effects of zidovudine (AZT) alone and in combination with didanosine (ddI) on viral load in the lymphoid tissue and blood of antiretroviral-naive, HIV-infected...” NCT00001057

“Primary: To compare the efficacy of zidovudine ( AZT ) given alone versus AZT plus didanosine ( ddI ) versus AZT plus zalcitabine ( dideoxycytidine; ddC ) in delaying the...” NCT00001022

“A Treatment IND (Investigational New Drug) Protocol for the Use of Videx (2',3'-Dideoxyinosine, ddI) in Patients With Acquired Immunodeficiency Syndrome (AIDS) or AIDS- Related...” NCT00002028

“The purpose of this study is to see if it is safe and effective to give HIV-positive patients a combination of anti-HIV drugs (abacavir \[ABC\] plus efavirenz \[EFV\] plus...” NCT00005018

“To assess the pharmacokinetics, safety, and toxicity of intravenous and oral didanosine (ddI) administration in third trimester pregnant women who are HIV positive but are...” NCT00000839

“Double reverse transcriptase inhibitor (RTI) therapy consisting of any two therapy combinations of: didanosine (ddI), lamivudine (3TC), stavudine (d4T) or zidovudine (ZDV),...” NCT00002376

“Hydroxyurea, an agent broadly used for its antineoplastic properties, has been shown to inhibit HIV-1 in vitro and in vivo when combined with the nucleoside analogue reverse...” NCT00008866

“The combination of didanosine, lamivudine, and efavirenz (ddI/3TC/EFV) for the initial treatment of human immunodeficiency virus type 1 (HIV-1) infection has been...” PMID 18781872 Oct 2008

“A Randomized Comparative Trial of Two Doses of 2',3'-Dideoxyinosine (ddI) in Children With Symptomatic HIV Infection Who Are Either Unresponsive to Zidovudine and/or Who Are...” NCT00000963

“Initiation of once daily ddI (400 / 250mg), 3TC (300mg) and EFV (600mg)during the intensive phase of TB therapy or during the continuation phase of TB therapy or once TB...” NCT00398996

“zidovudine ( AZT ) versus didanosine ( ddI ), AZT plus ddI, and AZT plus zalcitabine ( ddC ) in preventing disease progression in HIV-infected patients with CD4 counts of...” NCT00000625

“The nucleoside analogue combinations provided on this study are as follows: zidovudine (ZDV) plus didanosine (ddI), ZDV plus lamivudine (3TC), stavudine (d4T) plus 3TC, or d4T plus ddI.” NCT00000923

“To compare the effect of stavudine (d4T) alone or with zidovudine (AZT) versus didanosine (ddI) alone or with AZT on CD4 counts, HIV RNA levels, and viral load in HIV-infected patients” NCT00001063

“Patients receive specific combinations of 3 or 4 of the following 6 drugs: didanosine (ddI), stavudine (d4T) efavirenz (EFV), nelfinavir (NFV), lamivudine (3TC), or zidovudine (ZDV).” NCT00000919

“The 7 drugs that will be given in this study are stavudine (d4T), didanosine (ddI), lamivudine (3TC), nelfinavir (NFV), ritonavir (RTV), saquinavir (SQV), and nevirapine (NVP).” NCT00001108

“NRTIs may include emtricitabine (FTC)/tenofovir disoproxil fumarate (TDF), zidovudine+FTC/TDF, abacavir (ABC)+TDF, ABC+FTC/TDF, ABC+lamivudine (3TC), or didanosine (DDI)+FTC.” NCT01440569

“To evaluate the safety and potential antiviral activity of intravenous nystatin and oral didanosine (ddI) administered in an alternating regimen in this patient population.” NCT00002313

“To determine whether there is a pharmacokinetic drug interaction between oral ganciclovir and oral zidovudine (AZT) and between oral ganciclovir and oral didanosine (ddI).” NCT00002096

“An Efficacy Study of 2',3'-Dideoxyinosine (ddI) (BMY-40900) Administered Orally Twice Daily to Zidovudine Intolerant Patients With AIDS or AIDS-Related Complex” NCT00000672

“treatment with zidovudine (AZT) compared to didanosine (ddI) and compared to the combination of AZT and ddI as determined by survival and disease progression” NCT00000637

“A Pilot Open Label Trial of HIV Therapy With d4T (Stavudine), ddI (Didanosine), Nelfinavir and Hydroxyurea in Subjects With Early Asymptomatic HIV Infection” NCT00002176

“Arm 1 (integrated arm) participants will receive didanosine (ddI), efavirenz (EFV), and lamivudine (3TC) once daily concurrent with standard TB therapy.” NCT00091936

“To determine the pharmacokinetics, safety, and efficacy of didanosine (ddI) alone or in combination with zidovudine (AZT) in HIV-infected infants.” NCT00001049

“Patients that are included are HIV infected and have started zidovudine (AZT) or didanosine (ddI) at least 4 weeks before entry into this study.” NCT00000971

“Phase I/II Study of the Tolerance and Efficacy of Combined Use of Didanosine (2',3'-Dideoxyinosine; ddI) and Lentinan in HIV-Positive Patients” NCT00002098

“interactive effects of didanosine ( ddI ) or zalcitabine ( dideoxycytidine; ddC ) with zidovudine ( AZT ) on the pharmacokinetics of U-87201E” NCT00000753

“The purpose of this study is to see if it is safe and effective to give MKC-442 plus stavudine (d4T) plus didanosine (ddI) plus hydroxyurea.” NCT00002412

“efavirenz (EFV) or lopinavir/ritonavir (LPV/r) with either zidovudine (ZDV) plus didanosine (ddI) or stavudine (d4T) plus lamivudine (3TC)” PMID 20942650 Oct 2010

“Safety and Effectiveness of Combining Hydroxyurea (HU) With Didanosine (ddI) and Stavudine (d4T) for Treatment of HIV-Infected Adults” NCT00002427

“Patients with CD4 counts 50-499 cells/mm3 receive didanosine (ddI) and are then randomized to receive ddI plus vaccine or control.” NCT00000822

“The purpose of this study is to compare the effectiveness of taking didanosine (ddI) once a day plus stavudine (d4T) twice a day” NCT00002207

“efficacy, safety, and pharmacokinetics of lamivudine (3TC) combined with zidovudine (AZT), stavudine (d4T), or didanosine (ddI)” NCT00000838

“nelfinavir (NFV) 30 mg/kg twice daily (bid), ritonavir (RTV) 400 mg/m bid and buffered didanosine (ddI) 240 mg/m daily (arm A)” PMID 16220085 Oct 2005

“To assess the safety and tolerance of the combination of zidovudine (AZT) and didanosine (ddI) in children with HIV infection.” NCT00000652

“concurrent tipranavir (TPV) and ritonavir (RTV) administration on the single dose pharmacokinetics of didanosine (ddI)” NCT02251873

“An analysis is presented that promotes the use of uric acid levels as an indicator of patients didanosine (ddI) use.” PMID 8229656 Nov 1993

“The study-specified NRTIs will be abacavir (ABC) plus lamivudine (3TC) or didanosine (ddI) plus stavudine (d4T).” NCT00000922

“The drugs used in this study are delavirdine (DLV), nelfinavir (NLF), didanosine (ddI), and stavudine (d4T).” NCT00002211

“The drug combination will contain didanosine (ddI) plus stavudine (d4T) plus nevirapine (NVP) plus MKC-442.” NCT00002418

ddI (didanosine) (Pediatric Powder for Oral Solution or capsules of enteric-coated beads): 240 mg/m\\^2 QD” NCT00364793

“Stavudine (d4T) + Didanosine (ddI) + Lamivudine (3TC) or d4T + ddI + Indinavir or d4T + ddI + Nevirapine.” NCT00002407

“A Phase I Study of Combination Therapy With Didanosine (ddI) and Ribavirin in HIV-Infected Children.” NCT00000833

“low-, moderate-, and high-dose schedules of zidovudine (AZT) plus didanosine (ddI) versus ddI alone” NCT00000656

“Second line regimen - ddI/ABC/LPV/r (didanosine/abacavir/lopinavir-ritonavir (Kaletra))” NCT00428116

“Zidovudine (AZT) Versus AZT Plus Didanosine (ddI) Versus AZT Plus ddI Plus Nevirapine” NCT00001045

“Other medications which may be added include didanosine (ddI) and/or stavudine (d4T).” NCT00000916

“combination drug therapy with didanosine (ddI), stavudine (d4T), and efavirenz (DMP)” NCT00002230

“Arm A receives stavudine (d4T) plus didanosine (ddI) plus ritonavir plus indinavir.” NCT00006339

“Antiretroviral Didanosine (ddI) : 240 mg/m\^2 up to a maximum of 400 mg once daily” NCT00016718

“compare the effectiveness and toxicity of didanosine (ddI) and zidovudine (AZT)” NCT00000671

“patients who have been taking didanosine (ddI) alone for a long time” NCT00000831

“zidovudine ( AZT ) and didanosine ( ddI ) alone and in combination” NCT00000823

“didanosine (ddI) when administered both intravenously and orally” NCT00000710

“stavudine (d4T) alone and in combination with didanosine (ddI)” NCT00000851

“efavirenz (EFV), didanosine (ddI)-EC and lamivudine (3TC)” NCT00116415

ddI/ABC/LPV/r (didanosine/abacavir/lopinavir-ritonavir)” NCT00427297

“Zidovudine (AZT) 300mg bid Didanosine (ddI) 200mg bid” NCT00618176

“stavudine (d4T), didanosine (ddI), and BMS-232632” NCT00007202

“didanosine (ddI) plus AZT plus nevirapine (NVP);” NCT00000814

“either zidovudine ( AZT ) or didanosine ( ddI )” NCT00000810

“zidovudine ( AZT ) plus didanosine (ddI)” NCT00000781

“2',3'-Dideoxyinosine (ddI) (BMY-40900)” NCT00002035

“didanosine (ddI) plus stavudine (d4T)” NCT00001087

“Didanosine (ddI) is an anti-HIV drug.” NCT00002360

“orally administered didanosine (ddI)” NCT00000657

“enteric-coated didanosine (ddI)” NCT00109590

“standard-dose didanosine (ddI)” NCT00000772

“didanosine(ddI) monotherapy” PMID 15597521 Sep 2004

“2',3'-Dideoxyinosine; ddINCT00002099

“AZT plus didanosine (ddI)” NCT00001029

“Videx (Didanosine; ddI)” NCT00002234

“didanosine, ddI (drug)” NCT00196599

“didanosine, ddI (drug)” NCT00196612

“Didanosine ( ddI )” NCT00000803

“didanosine ( ddI )” NCT00000969

“didanosine (ddI)” NCT00002386

“didanosine (ddI)” NCT00002123

“didanosine (ddI)” NCT00000770

“didanosine (ddI)” NCT00005000

“didanosine (ddI)” NCT06337032

“Didanosine (ddI)” NCT00122538

“Didanosine (ddI)” NCT00000742

“didanosine (ddI)” NCT00000891

ddI (Didanosine)” NCT00002177

“didanosine (ddI)” NCT00002420

“Didanosine (ddI)” NCT00142337

“Didanosine (ddI)” NCT00000865

“didanosine (ddI)” NCT02016924

“didanosine (ddI)” NCT00001122

“didanosine (ddI)” NCT00000982

“didanosine (ddI)” NCT00001997

Known as ddI-EC “Arm I options are enteric-coated didanosine (ddI-EC) plus lamivudine (3TC), ddI-EC plus zidovudine (ZDV), ZDV plus 3TC (or Combivir), stavudine (d4T) plus 3TC, or ddI-EC plus...” NCT00014937
2

“enteric-coated didanosine (ddI-EC), stavudine (d4T), and the HIV-1 protease inhibitor, BMS-232632” NCT00007202

“This study tests a new form of didanosine, ddI EC, a coated pill” NCT00002429

Known as Ddl-EC “Didanosine Enteric Coated (Ddl-EC) in Combination With Lamivudine (3TC)” NCT00116415
Known as didanosine EC “efavirenz; didanosine EC; lamivudine” NCT00116415
Known as Videx “A Treatment IND (Investigational New Drug) Protocol for the Use of Videx (2',3'-Dideoxyinosine, ddI) in Patients With Acquired Immunodeficiency Syndrome (AIDS) or AIDS- Related...” NCT00002028
3

Videx (Didanosine; ddI)” NCT00002234

Videx (Didanosine)” NCT00002168

Videx (Didanosine)” NCT00002420

Action Inhibit “The drug ddI is an antiviral agent that inhibits replication of HIV with less apparent toxicity than AZT.” NCT00000671
Modality Small molecule “nucleoside analog” NCT00000781
Route Oral orally administered didanosine (ddI)” NCT00000657