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Hypervolemic and Euvolemic HyponatremiaSamsca PMSNCT02722863

Samsca Post Marketing Surveillance Study

An observational study of Hypervolemic and Euvolemic Hyponatremia, run by Korea Otsuka Pharmaceutical Co., Ltd. at 4 sites in South Korea.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This Post-Marketing Surveillance will be conducted in accordance with the local regulation of New Drug Re-examination. The surveillance will be conducted for 6 years of the re-examination period (01Sep2011~31Aug2017). Each subject will be observed at least for 4 days during the surveillance period. Read more about this study

Who is it for?
Any age
Conditions the study is for
Hypervolemic and Euvolemic Hyponatremia
How many people
908 participants
Where
4 sitesSouth Korea
Study dates
9 Jul 2013to 15 Jun 2017
Phase
Observational
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages Any age
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Study population: The treatment of clinically significant hypervolemic and euvolemic hyponatremia [serum sodium < 125 mEq/L or hyponatremia that is symptomatic and has resisted correction with fluid restriction], including patients with heart failure, cirrhosis, Syndrome of Inappropriate Antidiuretic Hormone (SIADH) and etc.

Who may be able to join

  • Subjects must meet all of the following inclusion criteria to be eligible for enrollment into the study :
  • Patients who have hyponatremia in euvolemic or hypervolemic states, defined as serum sodium level < 125 mEq/L or hyponatremia that is symptomatic and has resisted correction with fluid restriction
  • Patients who are prescribed Samsca® treatment as per investigator's medical judgment
  • Patients who gave written authorization to use their personal and health data
  • Patients starting Samsca® treatment after agreement is in place Investigators will refer to the product market authorization (label) for inclusion criteria.

Who cannot join

  • Subjects presenting with any of the following will not be included in the study:
  • Patients who have been treated with Samsca®
  • Patients with known or suspected hypersensitivity to tolvaptan or to any ingredient of the drug
  • Patients requiring urgent intervention to raise serum sodium acutely.
  • Inability of the patient to sense or appropriately respond to thirst.
  • Hypovolemic hyponatremia
Show all 12Show fewer
  • Concomitant use of strong CYP3A inhibitors
  • Anuric patients
  • Volume depletion patients
  • Hypernatremia patients
  • Women who are pregnant or possibly pregnant and lactation
  • Patients with rare hereditary problems of galactose intolerance, the Lapp lactase deficiency or glucose-galactose malabsorption Investigators will refer to the product market authorization (label) for exclusion criteria.

Trial locations and contacts

4 sites in 1 country.

South Korea4 sites
  • Bong Seng Hospital

    Busan, 47889

  • Daegu Catholic University Medical Center

    Daegu, 42472

  • Chungnam National University Hospital

    Daejeon, 35015

  • Chung-Ang University Hospital

    Seoul, 06973

Other trials in South Korea

About this study

Official title: Post Marketing Surveillance Study of Safety and Efficacy of Samsca® Tablets Under the "New Drug Re-Examination"

This Post-Marketing Surveillance will be conducted in accordance with the local regulation of New Drug Re-examination. The surveillance will be conducted for 6 years of the re-examination period (01Sep2011~31Aug2017). Each subject will be observed at least for 4 days during the surveillance period.

Read the detailed description

This study will be conducted as a prospective, single-arm, multicenter study. Findings on examination, diagnosis, opinions and observations implemented as per general medical practice during the observational period will be documented in the case report forms by the investigators or responsible staffs at the institution since the surveillance is an observational study.

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Safety Measure

    Adverse Events (AEs)

    Measured: 4days

Secondary outcomes (1)
  1. Change of the Serum Sodium Level(mEq/L) at the First Visit and Day 4 After the First Visit

    In the efficacy analysis set, mean change of serum sodium level (mEq/L)on the 4th day compared to the first visit

    Measured: Follow-up at least 4 days after first Samsca® dose

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted30 Mar 2016 (estimated)
  2. Study start9 Jul 2013
  3. Primary completion15 Jun 2017
  4. Study completion15 Jun 2017

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Case only
Time perspective
Prospective
Enrolment
908 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02722863
Sponsor's protocol ID
156-KOA-1201n
Acronym
Samsca PMS
Status last verified
Feb 2020
First submitted
18 Mar 2016
Last updated
6 Mar 2020
Data monitoring committee
Yes
Individual data sharing
Undecided

Questions about this trial

What is this clinical trial studying?

An observational study of Hypervolemic and Euvolemic Hyponatremia, run by Korea Otsuka Pharmaceutical Co., Ltd. at 4 sites in South Korea.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 5 inclusion and 12 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 6 Mar 2020. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 4 sites in South Korea. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

Yes. Results are posted in the registry (first posted 6 Mar 2020). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Safety Measure (time frame: 4days). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 6 Mar 2020.

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