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Nexium

Phase 3

Erosive Esophagitis | Small molecule | Other |AstraZeneca PLC|Last Updated: Apr 22, 2026

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_CONTROLLED
Total Trials1
Total Enrollment53
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT05267613Endoscopic Evidence of Maintenance of Healing With Oral NEXIUM in Patients 1 to 11 Years Old With Erosive Esophagitis.PHASE3 ACTIVE NOT_RECRUITING 53Jul 1, 2022Aug 19, 2026Apr 22, 202642 United States, Argentina +8
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Study Endpoints
Primary Endpoints
Presence / absence of Erosive Esophagitis
Week 24 (end of 16-week maintenance phase)

Presence/absence of Erosive Esophagitis for all patients by assessment of Esophagogastroduodenoscopy at the end of the 16-week maintenance phase

Secondary Endpoints
Presence/absence of Erosive Esophagitis
Week 8 (end of healing phase)
Percentage of days without rescue medication
Week 8 (end of healing phase) and Week 16 (end of maintenance phase)
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Study Design & Arms
AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Nexium - high doseACTIVE_COMPARATORArm 1 (High dose = Healing dose)
Nexium - Low doseACTIVE_COMPARATORArm 2 (Low dose = ½ healing dose)
Interventions
NameTypeDescription
Nexium 20mgDRUGNexium® (Esomeprazole) gastro-resistant granules for oral suspension 10 or 20 mg taken once daily for 8 weeks, and then 10 or 5 mg taken once daily for 16 weeks.
Nexium 10mgDRUGNexium® (Esomeprazole) gastro-resistant granules for oral suspension 10 or 20 mg taken once daily for 8 weeks, and then 10 or 5 mg taken once daily for 16 weeks.
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Eligibility Criteria
Age Range1 Year — 11 Years
SexALL
Healthy VolunteersNo
Study Sites42

Inclusion Criteria: 1. Patient must be 1 to 11 years of age 2. Patients must have a clinical history of GERD for at least 3 months before the start of study 3. For the healing phase: Patients must have confirmed presence of EE at endoscopy performed within one week of the start of the healing phase...

Countries:United StatesArgentinaAustraliaBelgiumGreeceItalyLithuaniaPortugalSpainVietnam
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Recent Changes (Last 90 Days)
MEDIUMMay 26, 2026NCT05267613Status: RECRUITING → ACTIVE_NOT_RECRUITING
LOWMay 24, 2026NCT05267613studyFirstPostDate: changed