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Oral Tonapofylline (BG9928) in Patients With Heart Failure and Renal Insufficiency (POSEIDON)

Primary Purpose

Renal Insufficiency, Heart Failure

Status
Terminated
Phase
Phase 2
Locations
United States
Study Type
Interventional
Intervention
Tonapofylline
Placebo
Sponsored by
Biogen
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Renal Insufficiency focused on measuring Heart Failure, Renal Insufficiency, Congestive Heart Failure

Eligibility Criteria

18 Years - undefined (Adult, Older Adult)All SexesDoes not accept healthy volunteers

Inclusion Criteria:

  • 18 years of age or older
  • Diagnosis of heart failure requiring hospitalization >1 and ≤12 months prior to screening
  • NYHA Class III or IV at the time of screening
  • Renal insufficiency as defined by eGFR ≥20 and ≤70 mL/min/1.73 m2
  • Negative pregnancy test

Exclusion Criteria:

  • History of an allergic reaction to any xanthine-containing compound.
  • History of seizure
  • History of stroke
  • Serious systemic infection
  • Sustained systolic blood pressure >170 or <90 mmHg
  • Myocardial infarction within 30 days of Day 1
  • Hemodynamically destabilizing arrhythmia within 30 days of Day 1
  • Uncorrected hemodynamically significant primary valvular disease
  • Known obstructive or restrictive cardiomyopathy
  • Cardiac surgery within 60 days prior to Day 1
  • Likely to undergo cardiac transplantation, device implantation, or other cardiac surgery within next three months
  • Evidence of malignancy within 6 months prior to Day 1.
  • Participation in any other investigational study of drugs or devices within 30 days prior to Day 1.
  • Receiving aminophylline, theophylline, pentoxifylline, dyphylline or adenosine
  • Presence of any clinically significant condition that might interfere with optimal safe participation in this study

Sites / Locations

Arms of the Study

Arm 1

Arm 2

Arm 3

Arm 4

Arm 5

Arm 6

Arm Type

Experimental

Experimental

Experimental

Experimental

Experimental

Placebo Comparator

Arm Label

1

2

3

4

5

6

Arm Description

oral Dose 1

oral Dose 2

oral Dose 3

oral Dose 4

oral Dose 5

Placebo - 2 capsules bid

Outcomes

Primary Outcome Measures

To assess the safety and tolerability of BG9928 administered to subjects with heart failure and renal insufficiency.

Secondary Outcome Measures

Full Information

First Posted
September 2, 2008
Last Updated
September 4, 2023
Sponsor
Biogen
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1. Study Identification

Unique Protocol Identification Number
NCT00745316
Brief Title
Oral Tonapofylline (BG9928) in Patients With Heart Failure and Renal Insufficiency
Acronym
POSEIDON
Official Title
A Randomized, Double-Blind, Placebo-Controlled, Parallel-Group Study to Assess the Safety and Tolerability of Oral Tonapofylline in Patients With Heart Failure and Renal Insufficiency
Study Type
Interventional

2. Study Status

Record Verification Date
September 2023
Overall Recruitment Status
Terminated
Why Stopped
Company Decision
Study Start Date
February 2009 (undefined)
Primary Completion Date
January 2010 (Actual)
Study Completion Date
January 2010 (Actual)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Sponsor
Name of the Sponsor
Biogen

4. Oversight

Data Monitoring Committee
Yes

5. Study Description

Brief Summary
The main purpose of this study is to determine the safety and tolerability of tonapofylline (BG9928) when given at different doses to patients with heart failure and renal insufficiency. This study will also explore: Disease related quality-of-life Exercise capacity Renal function Concomitant medications

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Renal Insufficiency, Heart Failure
Keywords
Heart Failure, Renal Insufficiency, Congestive Heart Failure

7. Study Design

Primary Purpose
Treatment
Study Phase
Phase 2
Interventional Study Model
Parallel Assignment
Masking
ParticipantCare ProviderInvestigator
Allocation
Randomized
Enrollment
34 (Actual)

8. Arms, Groups, and Interventions

Arm Title
1
Arm Type
Experimental
Arm Description
oral Dose 1
Arm Title
2
Arm Type
Experimental
Arm Description
oral Dose 2
Arm Title
3
Arm Type
Experimental
Arm Description
oral Dose 3
Arm Title
4
Arm Type
Experimental
Arm Description
oral Dose 4
Arm Title
5
Arm Type
Experimental
Arm Description
oral Dose 5
Arm Title
6
Arm Type
Placebo Comparator
Arm Description
Placebo - 2 capsules bid
Intervention Type
Drug
Intervention Name(s)
Tonapofylline
Other Intervention Name(s)
BG9928; Selective Adenosine A1 Receptor Antagonist
Intervention Description
Oral Tonapofylline - 2 capsules bid
Intervention Type
Drug
Intervention Name(s)
Placebo
Intervention Description
Oral placebo - 2 capsules bid
Primary Outcome Measure Information:
Title
To assess the safety and tolerability of BG9928 administered to subjects with heart failure and renal insufficiency.
Time Frame
16 Weeks

10. Eligibility

Sex
All
Minimum Age & Unit of Time
18 Years
Accepts Healthy Volunteers
No
Eligibility Criteria
Inclusion Criteria: 18 years of age or older Diagnosis of heart failure requiring hospitalization >1 and ≤12 months prior to screening NYHA Class III or IV at the time of screening Renal insufficiency as defined by eGFR ≥20 and ≤70 mL/min/1.73 m2 Negative pregnancy test Exclusion Criteria: History of an allergic reaction to any xanthine-containing compound. History of seizure History of stroke Serious systemic infection Sustained systolic blood pressure >170 or <90 mmHg Myocardial infarction within 30 days of Day 1 Hemodynamically destabilizing arrhythmia within 30 days of Day 1 Uncorrected hemodynamically significant primary valvular disease Known obstructive or restrictive cardiomyopathy Cardiac surgery within 60 days prior to Day 1 Likely to undergo cardiac transplantation, device implantation, or other cardiac surgery within next three months Evidence of malignancy within 6 months prior to Day 1. Participation in any other investigational study of drugs or devices within 30 days prior to Day 1. Receiving aminophylline, theophylline, pentoxifylline, dyphylline or adenosine Presence of any clinically significant condition that might interfere with optimal safe participation in this study
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Medical Director
Organizational Affiliation
Biogen
Official's Role
Study Director
Facility Information:
City
Huntsville
State/Province
Alabama
ZIP/Postal Code
35801
Country
United States
City
Mobile
State/Province
Alabama
ZIP/Postal Code
36608
Country
United States
City
Scottsdale
State/Province
Arizona
ZIP/Postal Code
85251
Country
United States
City
Tucson
State/Province
Arizona
ZIP/Postal Code
85710
Country
United States
City
Beverly Hills
State/Province
California
ZIP/Postal Code
90210
Country
United States
City
San Diego
State/Province
California
ZIP/Postal Code
92103
Country
United States
City
Denver
State/Province
Colorado
ZIP/Postal Code
80218
Country
United States
City
Bridgeport
State/Province
Connecticut
ZIP/Postal Code
06606
Country
United States
City
Jacksonville
State/Province
Florida
ZIP/Postal Code
32209
Country
United States
City
Melbourne
State/Province
Florida
ZIP/Postal Code
32901
Country
United States
City
Ormond Beach
State/Province
Florida
ZIP/Postal Code
32174
Country
United States
City
Chicago
State/Province
Illinois
ZIP/Postal Code
60612
Country
United States
City
Maywood
State/Province
Illinois
ZIP/Postal Code
60153
Country
United States
City
Indianapolis
State/Province
Indiana
ZIP/Postal Code
46260
Country
United States
City
Iowa City
State/Province
Iowa
ZIP/Postal Code
52242
Country
United States
City
Owensboro
State/Province
Kentucky
ZIP/Postal Code
42303
Country
United States
City
Baltimore
State/Province
Maryland
ZIP/Postal Code
21201
Country
United States
City
Boston
State/Province
Massachusetts
ZIP/Postal Code
02114
Country
United States
City
Boston
State/Province
Massachusetts
ZIP/Postal Code
02115
Country
United States
City
Minneapolis
State/Province
Minnesota
ZIP/Postal Code
55415
Country
United States
City
Lincoln
State/Province
Nebraska
ZIP/Postal Code
68506
Country
United States
City
Bronx
State/Province
New York
ZIP/Postal Code
10461
Country
United States
City
Cincinnati
State/Province
Ohio
ZIP/Postal Code
45219
Country
United States
City
Cincinnati
State/Province
Ohio
ZIP/Postal Code
45267
Country
United States
City
Oklahoma City
State/Province
Oklahoma
ZIP/Postal Code
73120
Country
United States
City
Lancaster
State/Province
Pennsylvania
ZIP/Postal Code
17602
Country
United States
City
Germantown
State/Province
Tennessee
ZIP/Postal Code
38138
Country
United States
City
Roanoke
State/Province
Virginia
ZIP/Postal Code
24014
Country
United States
City
Beloit
State/Province
Wisconsin
ZIP/Postal Code
53511
Country
United States
City
Madison
State/Province
Wisconsin
ZIP/Postal Code
53792
Country
United States

12. IPD Sharing Statement

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Oral Tonapofylline (BG9928) in Patients With Heart Failure and Renal Insufficiency

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