Special Drug Use Surveillance of Vonoprazan for "Maintenance Therapy of Reflux Esophagitis: Long-term Use"

Special Drug Use Surveillance of Takecab Tablets for "Maintenance Therapy of Reflux Esophagitis: Long-term Use"

The purpose of this survey is to evaluate the safety and effectiveness of long-term administration of vonoprazan tablets when used as maintenance therapy for reflux esophagitis in routine clinical settings.

The drug being tested in this survey is called vonoprazan. Vonoprazan is being tested to treat patients who have reflux esophagitis.

This survey will look at the safety and effectiveness of long-term administration of vonoprazan tablets when used as maintenance therapy for reflux esophagitis in routine clinical settings. The survey will enroll approximately 1000 participants.

- Vonoprazan 10 mg or 20 mg

This multi-center observational trial will be conducted in Japan.

Inclusion Criteria:

- Participants who require maintenance therapy for relapsed/recurrent reflux esophagitis

Exclusion Criteria:

• Participants meeting the criteria of grade A to D according to the Los Angeles classification (Hoshihara's modification), by means of endoscopy at the initiation of maintenance therapy with vonoprazan tablets
• Participants with a previous history of hypersensitivity to ingredients in vonoprazan tablets
• Participants taking atazanavir sulfate or rilpivirine hydrochloride