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Erosive esophagitis

1 published article · Updated continuously

Clinical Trial Landscape

Clinical Trials for Erosive esophagitis

11 trials tracked for Erosive esophagitis: 7 in phase 3 or 4 and 5 with published results. The most-cited published study has 155 citations.

11Trials tracked
7Phase 3 & 4
0Recruiting
5With published results
Phase distribution
Phase 4 3 Phase 3 4 Phase 2 2 Phase 1 2
  1. Phase 3 Efficacy and Safety of Oral Once-Daily Vonoprazan (TAK-438) in Participants With Erosive Esophagitis Completed · 155 cited
  2. Phase 3 Efficacy and Safety of Vonoprazan Compared to Lansoprazole in Participants With Erosive Esophagitis Completed · 154 cited
  3. Phase 4 Vonoprazan Study in Patients With Erosive Esophagitis to Evaluate Long-term Safety Completed · 49 cited
  4. Phase 4 Rate of Complete Symptom Relief, Prevention of Symptom Relapse: Grades A and B Esophagitis of Esomeprazole Therapy Completed · 29 cited
  5. Phase 3 Efficacy and Safety of Vonoprazan Compared to Lansoprazole in the Maintenance Treatment of Erosive Esophagitis Completed · 13 cited
  6. Phase 4 Impact of Timing on the Efficacy of Zegerid 40 mg in Healing Reflux Esophagitis: A Pilot Study Completed
Show 5 more trials
  1. Phase 3 A Multi-center, Randomized, Double-blind Phase III Clinical Trial to Assess and Compare to the Efficacy and Safety of Lafutidine, Famotidine and Omeprazole-referenced in Korean Erosive Esophagitis Patients Completed
  2. Phase 2 Safety and Efficacy of Dexlansoprazole Delayed-Release Capsules for Healing of Erosive Esophagitis and Maintenance of Healed Erosive Esophagitis and Relief of Heartburn in Adolescents Completed
  3. Phase 2 A Study in Patients With Erosive Esophagitis to Investigate Safety, Tolerability, and Healing Rates After 4 Weeks Treatment of X842 or Lansoprazole and Symptom Pattern During Subsequent 4 Weeks Treatment With Lansoprazole Completed
  4. Phase 1 Sensory Evaluation of Dexlansoprazole Delayed-Release Orally Disintegrating Tablets Completed
  5. Phase 1 A Study to Evaluate Vonoprazan Concentrations in Breast Milk of Healthy Lactating Women Receiving Vonoprazan 20 mg Once Daily or Vonoprazan 20 mg Twice Daily Completed

Showing the 11 most-cited and recently-updated of 11 trials. Browse the full registry →

Trial data sourced from ClinicalTrials.gov. Counts describe the research landscape and are not a treatment recommendation. Informational only — not medical advice.

What the trials found For clinicians

Erosive esophagitis: what the trials found

Vonoprazan has demonstrated high rates of endoscopic healing for erosive esophagitis (EE) during an 8-week treatment phase, with reported success rates between 91.3% and 92.9% [4, 5]. During this same period, vonoprazan was associated with a significant difference in complete healing compared to other treatments (p<0.0001) 5. Additionally, vonoprazan showed high rates of endoscopic healing at earlier milestones, specifically at 2 weeks and 4 weeks 4.

Maintenance of EE healing using vonoprazan was observed through week 24, with success rates between 72.0% and 80.7% (p<0.0001) 5. However, recurrence of EE during the maintenance phase varies across studies; for example, one study reported a 13.3% recurrence rate at 24 weeks 6, while another showed a 27.8% recurrence rate at 12 weeks 6.

Other pharmacological interventions show varying efficacy in managing erosive esophagitis. Esomeprazole 40 mg was associated with significant rates of complete symptom relief (p<0.05) 2. Dexlansoprazole showed an 87.9% healing rate for EE by week 8 9. Lafutidine demonstrated specific recovery rates for reflux esophagitis and a proportion of days without 'cardinal symptoms' (p=0.05) 7.

Omeprazole/sodium bicarbonate was evaluated in patients with moderate (LA Grade C) and severe (LA Grade D) esophagitis; 83% and 81% of all subjects respectively improved or stayed the same after 8 weeks, with no statistically significant difference between groups (p=1.0) 3.

Recent results — preliminary, needs further review

  • X842 showed a high percentage of days with at most mild heartburn (up to 98.5%) and improvements in Quality of Life in Reflux and Dyspepsia (QOLRAD) scores, but these findings are not yet corroborated.

For the clinician treating this condition

  • Vonoprazan demonstrates high and statistically significant rates of endoscopic healing for erosive esophagitis within an 8-week period compared to other treatments.
  • While vonoprazan maintains healing into a 24-week maintenance phase, recurrence rates vary significantly depending on the specific timeframe measured (12 vs. 24 weeks).
  • Alternative therapies such as Esomeprazole, Dexlansoprazole, and Lafutidine have established efficacy in symptom relief and tissue healing for reflux-related conditions.

AI synthesis of 7 cited trials, updated Aug 17, 2026. Informational only — not medical advice; trial data sourced from ClinicalTrials.gov. How we use AI.

HCP Mode — summaries include clinical detail, trial data, and statistical outcomes.
Patient Mode — summaries use plain language, avoiding clinical jargon.