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Atazanavir

Phase 3

HIV Infections | Small molecule | Infectious Disease |Bristol-Myers Squibb Company|Last Updated: May 24, 2018

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
RandomizedDouble-BlindACTIVE_CONTROLLEDBiomarker
Total Trials12
Total Enrollment1,020
FDA Designations
No designations recorded
Clinical Trials (12)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT01099579PRINCE: Study of Atazanavir (ATV)/Ritonavir (RTV)PHASE3 COMPLETED 82Oct 13, 2010Sep 11, 2017May 24, 201818 Brazil, Chile +4
NCT00135395A Phase IIIb Study Comparing Two Boosted Protease Inhibitor-based HAART Regimens in HIV-infected Patients Experiencing Their First Virologic Failure While Receiving an NNRTI-containing HAART RegimenPHASE3 COMPLETED 200May 1, 2004Feb 1, 2006Feb 5, 201053 United States, Puerto Rico
NCT00067782A Phase IIIB Study Evaluating the Effect on Serum Lipids Following a Switch to Atazanavir in HIV Infected Subjects Evidencing Virologic Suppression on Their First PI-Based Antiretroviral TherapyPHASE3 COMPLETED -Dec 1, 2002Mar 1, 2005Apr 14, 201119 United States
NCT00035932Atazanavir (BMS-232632) in Combination With Ritonavir or Saquinavir, and Lopinavir/Ritonavir, Each With Tenofovir and a Nucleoside in Subjects With HIVPHASE3 COMPLETED 571Nov 1, 2001Mar 1, 2009Dec 24, 201029 United States
NCT00013897A Comparison of BMS-232632 With Efavirenz, Each in Combination With Zidovudine-LamivudinePHASE3 COMPLETED -Feb 1, 2001Apr 1, 2003May 4, 201199 United States, Austria +22
NCT00028301Atazanavir Versus Lopinavir/Ritonavir (LPV/RTV) in Patients Who Have Not Had Success With Protease Inhibitor-Containing HAART Regimen(s)PHASE3 COMPLETED -Feb 1, 2001Sep 1, 2003Sep 13, 201097 United States, Argentina +14
NCT00004584Safety and Effectiveness of a New Protease Inhibitor, BMS-232632, in HIV-Positive Patients Who Have Received Previous TreatmentPHASE2 COMPLETED -Dec 1, 1999Jan 1, 2002May 4, 201138 United States, Canada +3
NCT00002240Study of a New Protease Inhibitor, BMS-232632, in Combination With Other Anti-HIV DrugsPHASE2 COMPLETED -Mar 1, 1999Dec 1, 2001May 4, 201117 United States, Canada
NCT00393328Bioequivalence Study of Atazanavir 300 mg CapsulePHASE1 COMPLETED 46Nov 1, 2006Dec 1, 2006Apr 8, 20111 United States
NCT00357240Drug Interaction Study With Proton Pump InhibitorPHASE1 COMPLETED 56Jun 1, 2006Aug 1, 2006Apr 8, 20111 United States
NCT00365339Drug Interaction Study With Famotidine, Atazanavir, and Atazanavir/Ritonavir/TenofovirPHASE1 COMPLETED 40Apr 1, 2006Jun 1, 2006Apr 8, 20111 United States
NCT00135434Effect of HIV Protease Inhibitor Drugs on Glucose and Insulin MetabolismPHASE1 COMPLETED 25Sep 1, 2004Jun 1, 2005Apr 8, 20111 United States
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Study Endpoints
Primary Endpoints
Number of Participants With Death as Outcome, Serious Adverse Events (SAEs), Adverse Events (AEs) Leading to Discontinuation
From Day 1 to Week 48

AE=any new unfavorable symptom, sign, or disease or worsening of a preexisting condition that may not have a causal relationship with treatment. SAE=a medical event that at any dose results in death, persistent or significant disability/incapacity, or drug dependency/abuse; is life-threatening, an important medical event, or a congenital anomaly/birth defect; or requires or prolongs hospitalization.

Number of Participants With Laboratory Test Results With Worst Toxicity of Grade 3-4
After Day 1 to Week 48

ALT=alanine aminotransferase; SGPT=serum glutamic-pyruvic transaminase; AST=aspartate aminotransferase; SGOT=serum glutamic-oxaloacetic transaminase; ULN=upper limit of normal. Grading by the National Institute of Health Division of AIDs and World Health Organization criteria. Hemoglobin (g/dL): Grade (Gr)1=9.5-11.0; Gr 2=8.0-9.4; Gr 3=6.5-7.9; Gr 4=\<6.5. Neutrophils, absolute (/mm\^3): Gr 1=\>=1000-\<1500; Gr 2= \>=750-\<1000; Gr 3=\>=500-\<750; Gr 4=\<500. ALT/SGPT (\*ULN): Gr 1=1.25-2.5; Gr 2=2.6-5; Gr 3=5.1-10; Gr 4=\>10. AST/SGOT (\*ULN): Gr 1=1.25-2.5; Gr 2=2.6-5; Gr 3=5.1-10; Gr 4=\>10. Alkaline phosphatase(\*ULN): Gr 1=1.25-2.5; Gr 2=2.6-5: Gr 3=5.1-10; Gr 4=\>10. Total bilirubin (\*ULN): Gr 1=1.1-1; Gr 2=1.6-2.5; Gr 3=2.6-5; Gr 4=\>5. Amylase (\*ULN): Gr 1=1.10-39; Gr 2=1.40-2; Gr 3=2.10-5.0; Gr 4=\>5.0. Lipase (\*ULN): Gr 1=1.10-1.39: Gr 2=1.40-2; Gr 3=2.10-5.0; Gr 4=\>5.0. Uric acid (mg/dL): Gr 1=7.5-10.0; Gr 2=10.1-12.0; Gr 3=12.1-15.0; Gr 4=\>15.

Electrocardiogram Changes From Baseline in PR Interval, QTC Bazett, and QTC Fridericia at Week 48
From Baseline to Week 48

Electrocardiogram parameters were measured at baseline for QTC Bazett, QTC Fridericia, and PR interval. The mean change from baseline at week 48 is reported by arm in milliseconds.

Number of Participants With Centers for Disease Control (CDC) Class C AIDS Events
From Day 1 to Week 48

CDC Class C events are AIDS-defining events that include recurrent bacterial pneumonia (\>=2 episodes in 12 months); candidiasis of the bronchi, trachea, lungs, or esophagus; invasive cervical carcinoma; disseminated or extrapulmonary coccidioidomycosis; extrapulmonary cryptococcosis; chronic intestinal cryptosporidiosis (\>1 month); cytomegalovirus disease; HIV-related encephalopathy; herpes simplex: chronic ulcers, or bronchitis, pneumonitis, or esophagitis; disseminated or extrapulmonary histoplasmosis; chronic intestinal isosporiasis; Kaposi sarcoma; immunoblastic or primary brain Burkitt lymphoma; mycobacterium avium complex, kansasii, or tuberculosis; mycobacterium, other species; Pneumocystis carinii pneumonia; progressive multifocal leukoencephalopathy; Salmonella septicemia; recurrent toxoplasmosis of brain; HIV wasting syndrome (involuntary weight loss \>10% of baseline body weight) with chronic diarrhea or chronic weakness and documented fever for ≥1 month.

Co-Primary Outcomes in this study 1)Viral load reduction from baseline through Week 24 2)Change in lipids from baseline at Week 12
Time to virologic rebound for subjects with HIV RNA < 50 c/mL at baseline; Magnitude/ durability of increases from baseline in absolute CD4 (Time-Averaged Difference) through WK12; Mean % change from baseline in fasting LDL cholesterol at WK12.
Mean Change From Baseline in HIV Ribonucleic Acid (RNA) at Week 24
Baseline, Week 24
Mean Change From Baseline in HIV RNA at Week 48
Baseline, Week 48
Mean Change From Baseline in HIV RNA at Week 96
Baseline, Week 96
Blood atazanavir pharmacokinetic sampling to be collected on days 1, 2 and 3 of each of the 2 periods of the study
Effect of omeprazole 20 mg on PK of atazanavir (with ritonavir), coadministered or temporally separated, in healthy subjects.
Assess PK of ATV, identifying dosing regimens of ATV/RTV/TDF when dosed with FAM that result in ATV exposures similar to ATV/RTV/TDF 300/100/300 mg with and without FAM.
Insulin sensitivity by euglycemic hyperinsulinemic clamp method
Secondary Endpoints
Percentage of Participants With HIV RNA Levels <50 c/mL and <400 c/mL at Week 48 by Treatment/Weight
At Week 48
Percentage of Participants With HIV RNA Levels <50 c/mL and <400 c/mL at Week 48 by Prior Antiretroviral (ARV) Treatment Status
From Day 1 to Week 48
Mean Change From Baseline in HIV RNA Levels at Week 48 by Treatment/Weight
From Baseline to Week 48
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Study Design & Arms
AllocationNON_RANDOMIZED
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Atazanavir powder, 150 mg/Ritonavir oral solution, 80 mgEXPERIMENTALPatients weighing 5 to \<10 kg received atazanavir (ATV), 150-mg powder dosed in 50-mg packets, and ritonavir (RTV) oral solution, 80 mg. Stage 1: Initial dose was determined by patient's weight on the day of first on-treatment study visit (Day 1). ATV dispersible powder was mixed with a small amount of food or beverage. All of the mixture must have been consumed to obtain the full dose. The RTV oral solution was taken immediately before or after the ATV powder preparation. Stage 2: Patients who reached the age of 6 years or a weight of ≥25kg transitioned from the powder to the capsule formulation of ATV. Patients who weighed 15 to \<20 kg received ATV, 150 mg with RTV, 100 mg; those who weighed 20 to \<40 kg received ATV, 200 mg, and RTV, 100 mg; and those who weighed at least 40 kg received ATV, 300 mg with RTV, 100 mg. RTV capsules or tablets were ingested with food immediately before or after ATV intake.
Atazanavir powder, 200 mg/Ritonavir oral solution, 80 mgEXPERIMENTALPatients weighing 10 to \<15 kg received ATV powder, 200 mg, dosed in 50-mg sachet packets and RTV oral solution, 80 mg. Stage 1: Initial dose was determined by the patient's weight on the day of the first on-treatment study visit (Day 1). ATV dispersible powder was mixed with a small amount of food or beverage (water, milk, chocolate milk, liquid infant formula, applesauce, or yogurt). All of the mixture must have been consumed to obtain the full dose. The RTV oral solution was taken immediately before or after the ATV powder preparation. Stage 2: Patients who reached the age of 6 years or a weight of ≥25kg transitioned from the powder to the capsule formulation of ATV. Patients who weighed 15 to \<20 kg received ATV, 150 mg with RTV, 100 mg; those who weighed 20 to \<40 kg received ATV, 200 mg, and RTV, 100 mg; and those who weighed at least 40 kg received ATV, 300 mg with RTV, 100 mg. RTV capsules or tablets were ingested with food immediately before or after ATV intake.
Atazanavir powder, 250 mg/Ritonavir oral solution, 80 mgEXPERIMENTALPatients weighing 15 to \<25 kg received 250 mg of ATV powder dosed in 50-mg sachet packets, with 80 mg of RTV solution. Stage 1: Initial dose was determined by the patient's weight on the day of the first on-treatment study visit (Day 1). ATV dispersible powder was mixed with a small amount of food or beverage (water, milk, chocolate milk, liquid infant formula, applesauce, or yogurt). All of the mixture must have been consumed to obtain the full dose. The RTV oral solution was taken immediately before or after the ATV powder preparation. Stage 2: Patients who reached the age of 6 years or a weight of ≥25kg transitioned from powder to the capsule formulation of ATV. Patients who weighed 15 to \<20 kg received ATV, 150 mg with RTV, 100 mg; those who weighed 20 to \<40 kg received ATV, 200 mg, and RTV, 100 mg; and those who weighed at least 40 kg received ATV, 300 mg with RTV, 100 mg. RTV capsules or tablets were ingested with food immediately before or after ATV intake.
AACTIVE_COMPARATOR -
BACTIVE_COMPARATOR -
1ACTIVE_COMPARATOR -
2ACTIVE_COMPARATOR -
IACTIVE_COMPARATORATV 300 mg + RTV 100 mg + TDF 300 mg + nucleoside of choice ATV , RTV, and TDF once daily, nucleoside per label 48 Weeks and then for as long as subject is in need of therapy through study
IIACTIVE_COMPARATORATV 400 mg + SQV 1200 mg + TDF 300 mg + nucleoside of choice ATV, SQV, and TDF once daily, nucleoside per label 48 Weeks and then for as long as subject is in need of therapy through study
IIIACTIVE_COMPARATORLPV/RTV 400/100 mg + TDF 300 mg + nucleoside of choice LPV/RTV twice daily, TDF once daily, nucleoside per label 48 Weeks and then for as long as subject is in need of therapy through study
A1ACTIVE_COMPARATOR -
A2ACTIVE_COMPARATOR -
A3 IEXPERIMENTAL -
A3 IIEXPERIMENTAL -
B1ACTIVE_COMPARATOR -
B2ACTIVE_COMPARATOR -
B3 IEXPERIMENTAL -
B3 IIEXPERIMENTAL -
CEXPERIMENTAL -
DEXPERIMENTAL -
EEXPERIMENTAL -
Interventions
NameTypeDescription
Atazanavir powderDRUGPowder, oral, dosed by weight. Participants who weighed 5 to \<10 kg received atazanavir (ATV), 150 mg, and ritonavir (RTV), 80 mg; those who weighed 10 to \<15 kg received ATV, 200 mg, and RTV, 80 mg; and those who weighed 15 to \<25 kg received ATV, 250 mg, and RTV, 80 mg, once per day for 48 weeks or until pediatric indication is locally approved and participant meets requirements to receive appropriate formulation.
Ritonavir oral solutionDRUGOral solution, 80 mg/mL, once per day for 48 weeks or until pediatric indication is locally approved and participant meets requirements to receive appropriate formulation.
Atazanavir capsulesDRUGCapsules, oral, dosed by weight in Stage 2. Patients who reached the age of 6 years or a weight of ≥25 kg transitioned from the powder to the capsule formulation of atazanavir (ATV). Patients who weighed 15 to \<20 kg received ATV, 150 mg with RTV, 100 mg; those who weighed 20 to \<40 kg received ATV, 200 mg, and RTV, 100 mg; and those who weighed at least 40 kg received ATV, 300 mg with RTV, 100 mg. RTV capsules or tablets were ingested with food immediately before or after ATV intake.
Ritonavir capsulesDRUGOral, capsules, 100 mg, administered in Stage 2 with atazanavir capsules, dosed by weight.
Atazanavir+ritonavirDRUGCapsules, Oral, 300mg/100mg, once daily, 24 weeks.
Lopinavir+ritonavirDRUGCapsules, Oral, 800mg/200mg, twice daily, 24 weeks.
Atazanavir (immediate switch)DRUGCapsules, Oral, 400mg, Once daily, 48 weeks.
Atazanavir (Week 24 switch)DRUGCapsules, Oral, 400mg, Once daily, 48 weeks.
Atazanavir + ritonavir + tenofovir + nucleosideDRUGActive Comparator, Capsules, tablets, Oral
Atazanavir + saquinavir + tenofovir + nucleosideDRUGActive Comparator, Capsules, tablets, Oral
Lopinavir/ritonavir + tenofovir + nucleosideDRUGActive Comparator, Capsules, tablets, Oral
AtazanavirDRUG -
Lamivudine/ZidovudineDRUG -
EfavirenzDRUG -
Lopinavir/RitonavirDRUG -
RitonavirDRUG -
SaquinavirDRUG -
Nelfinavir mesylateDRUG -
StavudineDRUG -
DidanosineDRUG -
Atazanavir + RitonavirDRUGCapsules, Oral, ATV 300mg as 2-150mg + RTV 100mg, single dose, 7 days washout crossed over to Treatment B.
Atazanavir/RitonavirDRUGCapsules/capsules, Oral, 300/100 mg, once daily, 10 days.
Atazanavir/Ritonavir+OmeprazoleDRUGCapsules/capsules + Capsules, Oral, 300/100 mg + 20 mg, once daily in PM + once daily in AM, 7 days.
Atazanavir+Ritonavir+TenofovirDRUGCap/Cap/Tablet, Oral, 300/100/300 mg, QAM/QAM/QAM, 10 days.
Atazanavir+Ritonavir+Tenofovir+FamotidineDRUGCap/Cap/Tablet/Tablet, Oral, 300/100/300/20 mg, QAM/QAM/QAM/Q12 coadmin, 7 days.
Atazanavir/Ritonavir/Lopinavir/ritonavirDRUG -
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Eligibility Criteria
Age Range3 Months — 66 Months
SexALL
Healthy VolunteersNo
Study Sites18

Key Inclusion Criteria: * Confirmed human immunodeficiency virus (HIV)-1 infection diagnosed by a positive virologic test result on 2 separate occasions by: * HIV DNA polymerase chain reaction * HIV RNA with values ≥1,000 copies/mL * Positive HIV enzyme-linked immunosorbent assay at ≥18 mont...

Countries:BrazilChileMexicoPeruSouth AfricaThailandUnited StatesPuerto RicoAustriaBelgiumCanadaCosta RicaFranceGermanyGuatemalaHungaryIsraelItalyMalaysiaPanamaPortugalRussiaSpainSwitzerlandUnited KingdomVenezuelaArgentinaAustraliaNetherlands
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