NCT00359736

Brief Summary

Medicines that decrease blood pressure in the lungs may help idiopathic pulmonary fibrosis (IPF) patients function better. This study will test whether sildenafil improves the ability to exercise in patients with pulmonary fibrosis of unknown cause.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
29

participants targeted

Target at below P25 for phase_2

Timeline
Completed

Started Jul 2006

Typical duration for phase_2

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

July 1, 2006

Completed
1 month until next milestone

First Submitted

Initial submission to the registry

July 31, 2006

Completed
2 days until next milestone

First Posted

Study publicly available on registry

August 2, 2006

Completed
2.2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

October 1, 2008

Completed
8 months until next milestone

Study Completion

Last participant's last visit for all outcomes

June 1, 2009

Completed
5.4 years until next milestone

Results Posted

Study results publicly available

October 6, 2014

Completed
Last Updated

November 1, 2017

Status Verified

September 1, 2017

Enrollment Period

2.3 years

First QC Date

July 31, 2006

Results QC Date

September 10, 2013

Last Update Submit

September 29, 2017

Conditions

Keywords

alveolitis, fibrosingexercise, aerobicfibrosis, pulmonaryhypertension, pulmonary

Outcome Measures

Primary Outcomes (1)

  • Change in 6-minute Walk Test

    Distance in meters -- Distance (meters) walked in 6 minutes

    0 - 6 months

Secondary Outcomes (1)

  • Dyspnea Score (Borg Scale)

    0 - 6 months

Study Arms (2)

Sildenafil

EXPERIMENTAL

Sildenafil 20 mg tid orally

Drug: sildenafil

Placebo

PLACEBO COMPARATOR

Identical Placebo 20 mg tid orally

Drug: sildenafil

Interventions

Assessing the possible therapeutic benefit of sildenafil on exercise tolerance in IPF patients.

Also known as: Revatio
PlaceboSildenafil

Eligibility Criteria

Age40 Years - 85 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Clinical diagnosis of IPF
  • years of age
  • minute walk distance 150-500 m
  • FVC 40-90% predicted
  • DLCO 30-90% predicted

You may not qualify if:

  • Severe pulmonary hypertension
  • Severe heart failure
  • FEV1/FVC \< 0.7

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

VA Medical Center, Miami

Miami, Florida, 33125, United States

Location

Related Publications (2)

  • Jackson RM, Glassberg MK, Ramos CF, Bejarano PA, Butrous G, Gomez-Marin O. Sildenafil therapy and exercise tolerance in idiopathic pulmonary fibrosis. Lung. 2010 Apr;188(2):115-23. doi: 10.1007/s00408-009-9209-8. Epub 2009 Dec 12.

  • Jackson R, Ramos C, Gupta C, Gomez-Marin O. Exercise decreases plasma antioxidant capacity and increases urinary isoprostanes of IPF patients. Respir Med. 2010 Dec;104(12):1919-28. doi: 10.1016/j.rmed.2010.07.021. Epub 2010 Aug 23.

MeSH Terms

Conditions

Pulmonary FibrosisHypertension, PulmonaryMotor Activity

Interventions

Sildenafil Citrate

Condition Hierarchy (Ancestors)

Lung Diseases, InterstitialLung DiseasesRespiratory Tract DiseasesFibrosisPathologic ProcessesPathological Conditions, Signs and SymptomsHypertensionVascular DiseasesCardiovascular DiseasesBehavior

Intervention Hierarchy (Ancestors)

SulfonamidesAmidesOrganic ChemicalsSulfonesSulfur CompoundsPiperazinesHeterocyclic Compounds, 1-RingHeterocyclic CompoundsPurinesHeterocyclic Compounds, 2-RingHeterocyclic Compounds, Fused-Ring

Results Point of Contact

Title
Dr. Robert M Jackson, ACOS/R
Organization
Miami VAHS

Study Officials

  • Robert M Jackson, MD

    VA Medical Center, Miami

    PRINCIPAL INVESTIGATOR

Publication Agreements

PI is Sponsor Employee
Yes
Restrictive Agreement
No

Study Design

Study Type
interventional
Phase
phase 2
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
FED
Responsible Party
SPONSOR

Study Record Dates

First Submitted

July 31, 2006

First Posted

August 2, 2006

Study Start

July 1, 2006

Primary Completion

October 1, 2008

Study Completion

June 1, 2009

Last Updated

November 1, 2017

Results First Posted

October 6, 2014

Record last verified: 2017-09

Locations