Overview
The purpose of this study is to confirm the safety of tolvaptan in patients with hyponatremia in syndrome of inappropriate antidiuretic hormone secretion (SIADH) in Japan
Eligibility
Inclusion Criteria:
- Subjects with a definite diagnosis of SIADH in reference to "Diagnostic and Treatment Manual of the Hypersecretion of Vasopressin (SIADH), Revised in 2018"
Exclusion Criteria:
-