# Efficacy and Safety of Vonoprazan Compared to Lansoprazole in the Maintenance Treatment of Erosive Esophagitis

> **NCT02388737** · PHASE3 · COMPLETED · sponsor: **Takeda** · enrollment: 703 (actual)

## Conditions studied

- Erosive Esophagitis

## Interventions

- **DRUG:** Vonoprazan
- **DRUG:** Lansoprazole
- **DRUG:** Vonoprazan Placebo
- **DRUG:** Lansoprazole Placebo

## Key facts

- **NCT ID:** NCT02388737
- **Lead sponsor:** Takeda
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2015-04-01
- **Primary completion:** 2018-12-24
- **Final completion:** 2018-12-31
- **Target enrollment:** 703 (ACTUAL)
- **Last updated:** 2020-02-21


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02388737

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02388737, "Efficacy and Safety of Vonoprazan Compared to Lansoprazole in the Maintenance Treatment of Erosive Esophagitis". Retrieved via AI Analytics 2026-07-19 from https://api.ai-analytics.org/clinical/NCT02388737. Licensed CC0.

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