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A Phase III Study Evaluating the Efficacy and Safety of Satavaptan Versus Placebo in Patients With Dilutional Hyponatremia (AQUARIST1)

This study has been terminated.
Sponsor:
ClinicalTrials.gov Identifier:
NCT00728091
First Posted: August 5, 2008
Last Update Posted: May 26, 2016
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
Information provided by (Responsible Party):
Sanofi
  Purpose

The primary objective of this study is to assess the efficacy of satavaptan versus placebo in participants with dilutional hyponatremia due to SIADH.

Secondary objectives are to assess the safety of satavaptan, the maintenance of effect, and the clinical benefit in these participants.


Condition Intervention Phase
Hyponatremia Inappropriate ADH Syndrome Drug: Satavaptan Drug: placebo Phase 3

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)
Primary Purpose: Treatment
Official Title: A Double-Blind, Randomized, Placebo-Controlled Multicenter Study Evaluating the Efficacy and Safety of Two Doses of Satavaptan (SR121463B) Versus Placebo in Patients With Dilutional Hyponatremia Due to the Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)

Resource links provided by NLM:


Further study details as provided by Sanofi:

Primary Outcome Measures:
  • serum sodium change from baseline [ Time Frame: At Day 5 pre-dose ]

Secondary Outcome Measures:
  • responder rate [ Time Frame: At Day 5 pre-dose ]
  • presence and intensity of clinical symptoms related to hyponatremia [ Time Frame: At each scheduled visit ]
  • change from baseline in cognitive function [ Time Frame: At Day 5 and 30 ]

Enrollment: 2
Study Start Date: July 2008
Study Completion Date: December 2008
Primary Completion Date: December 2008 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: Satavaptan Dose 1
Fixed Low dose up to day 4, followed by optional titration up to day 30
Drug: Satavaptan
tablets
Other Name: SR121463
Experimental: Satavaptan Dose 2
Fixed High dose up to day 4, followed by optional titration up to day 30
Drug: Satavaptan
tablets
Other Name: SR121463
Placebo Comparator: Placebo Drug: placebo
tablets

  Eligibility

Information from the National Library of Medicine

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.


Ages Eligible for Study:   18 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Participants with symptomatic syndrome of inappropriate antidiuretic hormone secretion (SIADH) with chronic hyponatremia

Exclusion Criteria:

  • Presence of clinical signs of hypovolemia (e.g. orthostatic decreases in blood pressure and increase in pulse rate, dry mucus membranes, decreased skin turgor)
  • Presence of clinical signs of hypervolemia (e.g. generalized edema, jugular venous extension)
  • Participants with adrenocortical insufficiency
  • Participants with hypothyroidism
  • Participants with known causes of transient SIADH
  • Participants with psychogenic polydipsia or beer potomania
  • Concomitant use of thiazide diuretics during the study
  • Presence of uncontrolled diabetes with fasting blood glucose ≥200 mg/dL (≥11.09 mmol/L) at time of screening
  • Participants with impaired hepatic function or liver cirrhosis (Child-Pugh A-C)
  • Pregnant or breast-feeding women

The above information is not intended to contain all considerations relevant to a participant's potential participation in a clinical trial.

  Contacts and Locations
Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00728091


Locations
United States, New Jersey
Sanofi-Aventis Administrative Office
Bridgewater, New Jersey, United States, 08807
Sponsors and Collaborators
Sanofi
Investigators
Study Director: ICD CSD Sanofi
  More Information

Responsible Party: Sanofi
ClinicalTrials.gov Identifier: NCT00728091     History of Changes
Other Study ID Numbers: EFC10102
EudraCT:2007-007941-10
First Submitted: July 31, 2008
First Posted: August 5, 2008
Last Update Posted: May 26, 2016
Last Verified: April 2016

Keywords provided by Sanofi:
aquaretic
SIADH

Additional relevant MeSH terms:
Syndrome
Hyponatremia
Inappropriate ADH Syndrome
Disease
Pathologic Processes
Water-Electrolyte Imbalance
Metabolic Diseases
Pituitary Diseases
Hypothalamic Diseases
Brain Diseases
Central Nervous System Diseases
Nervous System Diseases
Endocrine System Diseases
Satavaptan
Antidiuretic Hormone Receptor Antagonists
Molecular Mechanisms of Pharmacological Action
Natriuretic Agents
Physiological Effects of Drugs