Clinical Research Directory

Inclusion Criteria: * Adult subjects between the ages of 19 and 75 years at the time of obtaining written informed consent. * Subjects who are scheduled to receive Fexuclu tablets (fexuprazan) in accordance with the approved indication. * Subjects who present with at least one subjective symptom requiring medical treatment * Subjects who are capable of understanding the information provided, have voluntarily decided to participate in this observational study, and have provided written informed consent for the use of their personal data. Exclusion Criteria: * Individuals who fall under any contraindications for the administration of Fexuclu tablets (fexuprazan) as specified in the approved labeling. * Individuals who are deemed by the investigator (attending physician) to be inappropriate for participation in this observational study for any reason not otherwise specified.