An observational study in Safety, sponsored by Korea Otsuka Pharmaceutical Co., Ltd.. Completed at 1 site in South Korea. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2025-07-24.
Sponsored by Korea Otsuka Pharmaceutical Co., Ltd. (part of Otsuka Holdings Co., Ltd.) · Observational
This is a Post-Marketing Surveillance study(PMS) of Samsca® tablets in actual use in cases to slow the progression of cyst development and renal insufficiency in accordance with Korean regulations on Risk Management Plan(RMP) and New Drug Re-examination. This survey is a post-marketing, prospective, single-arm, all-cases survey conducted on approved indication, usage, dosage.
Korea Otsuka Pharmaceutical Co., Ltd. is the lead sponsor of 42 studies on the registry; 3 are open to participants now.
Counted across the registry records on this site, refreshed daily.
At least 600 patients will be enrolled for survey period (10 years). Especially, Liver injury cases of all patients in actual use of Samsca® Tablets to slow the progression of cyst development and renal insufficiency will be focused on monitoring.
Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.
Exclusion Criteria:
Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.
An allergy, or another reaction of the immune system, to a substance. “Hypersensitivity to the study drug” means a known allergic reaction to it — not every side effect a medicine can have.
CYP3A is a group of enzymes, mainly CYP3A4, in the liver and gut that break down many medicines. Some medicines, supplements and foods (grapefruit, St John’s wort) slow them down or speed them up, which changes how much of a study drug stays in the body.
Studies list them so they can be avoided or switched; bring a list of everything you take, including supplements.
Hypersensitivity
An allergy, or another reaction of the immune system, to a substance. “Hypersensitivity to the study drug” means a known allergic reaction to it — not every side effect a medicine can have.
Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.
CYP3A (CYP3A4) inhibitors and inducers
CYP3A is a group of enzymes, mainly CYP3A4, in the liver and gut that break down many medicines. Some medicines, supplements and foods (grapefruit, St John’s wort) slow them down or speed them up, which changes how much of a study drug stays in the body.
Studies list them so they can be avoided or switched; bring a list of everything you take, including supplements.
Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.
Also known as: Samsca
The incidence rate and the number of Adverse Events (AE) / Adverse Drug Response (ADR)
All adverse events (AEs) observed during/after the administration will be analyzed as safety assessment. The number of patients and the number of AE, ADR, Serious AE·ADR, Unexpected AE·ADR will be calculated (frequency and percentage).
Time frame: 10 years
This study is completed, as verified in Jul 2025. You cannot join it, but the record below documents what was studied.
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Korea Otsuka Pharmaceutical Co., Ltd. →