Participants with gastric and duodenal ulcer being administered with Pariet 5 mg, tablet within the scope of the approved label for Korea under the medical judgment of the investigator will be observed up to maximum of 24 weeks.

Pariet Tablets.

SAEs is defined as any untoward medical occurrence: resulting in death; life threatening condition requiring hospitalization or prolongation of hospitalization; resulting in persistent or significant disability or incapacity; resulting in birth defect or occurrence of other medically significant events that need treatment such as drug dependency or abuse, blood disease.

An ADR is defined as all noxious and unintended responses to a study drug related to any dose. All adverse events in which its causal relationship with the study drug is at least a reasonable possibility will be reported as ADR.

An AE is defined as any untoward and unintended signs (example, anomalies in laboratory test results), symptoms, or diseases occurring during administration of drug, which do not necessarily have a causal relationship with the drug in question. An unexpected AE is an AE with a difference in nature, severity, specificity, or outcome, compared to the product licensure/safety notification of the drug.

An ADR is defined as all noxious and unintended responses to a study drug related to any dose. All adverse events in which its causal relationship with the study drug is at least a reasonable possibility will be reported as ADR. An unexpected ADR is an ADR with difference in the nature or severity, specificity, or the outcome, compared to the product licensure/notification of the drug.

An ADR is defined as all noxious and unintended responses to a study drug related to any dose. All adverse events in which its causal relationship with the study drug is at least a reasonable possibility will be reported as ADR. Already known ADRs are those listed in product licensure/notification of the drug.