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Special Investigation For Long-Term Use Of Sildenafil (Regulatory Post Marketing Commitment Plan)
This study is enrolling participants by invitation only.
First Received: April 22, 2008   Last Updated: November 4, 2008   History of Changes
Sponsor: Pfizer
Information provided by: Pfizer
ClinicalTrials.gov Identifier: NCT00666198
  Purpose

The objective of this surveillance is to collect information about 1) adverse drug reaction not expected from the LPD (unknown adverse drug reaction), 2) the incidence of adverse drug reactions in this surveillance, and 3)factors considered to affect the safety and/or efficacy of this drug.


Condition Intervention Phase
Pulmonary Hypertension
Drug: SILDENAFIL
Phase IV

Study Type: Observational
Study Design: Case-Only, Prospective
Official Title: Special Investigation For Long-Term Use Of Revatio (Regulatory Post Marketing Commitment Plan)

Resource links provided by NLM:


Further study details as provided by Pfizer:

Primary Outcome Measures:
  • The incidence of adverse drug reactions in this surveillance. [ Time Frame: 3 years ] [ Designated as safety issue: No ]
  • Adverse drug reaction not expected from the LPD (unknown adverse drug reaction). [ Time Frame: 3 years ] [ Designated as safety issue: No ]
  • Factors considered to affect the safety and/or efficacy of this drug. [ Time Frame: 3 years ] [ Designated as safety issue: No ]

Secondary Outcome Measures:
  • This surveillance is a non-interventional/observational surveillance and dose not have any secondary outcomes. [ Time Frame: There is no secondary outcomes for this surveillance. ] [ Designated as safety issue: No ]

Biospecimen Retention:   None Retained

Biospecimen Description:

Estimated Enrollment: 2000
Study Start Date: May 2008
Estimated Study Completion Date: March 2016
Estimated Primary Completion Date: March 2016 (Final data collection date for primary outcome measure)
Groups/Cohorts Assigned Interventions
SILDENAFIL
Patients taking SILDENAFIL.
Drug: SILDENAFIL

Revatio® Tablets 20 mg

Dosage, Frequency: According to Japanese LPD, "For oral use, the adult dose is 20 mg three times a day".

Duration: According to the protocol of A1481263, the duration of the investigation for findings regarding safety and efficacy of a patient is from the first drug administration to the 3 years after the first administration.


Detailed Description:

All the patients whom an investigator prescribes the first SILDENAFIL(Revatio) should be registered consecutively until the number of subjects reaches target number in order to extract patients enrolled into the investigation at random.

  Eligibility

Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Sampling Method:   Probability Sample
Study Population

The patients whom an investigator involving A1481263 prescribes the SILDENAFIL(Revatio).

Criteria

Inclusion Criteria:

-Patients need to be administered SILDENAFIL(Revatio) in order to be enrolled in the surveillance.

Exclusion Criteria:

-Patients not administered SILDENAFIL(Revatio).

  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00666198

Sponsors and Collaborators
Pfizer
Investigators
Study Director: Pfizer CT.gov Call Center Pfizer
  More Information

Additional Information:
No publications provided

Responsible Party: Pfizer, Inc. ( Director, Clinical Trial Disclosure Group )
Study ID Numbers: A1481263
Study First Received: April 22, 2008
Last Updated: November 4, 2008
ClinicalTrials.gov Identifier: NCT00666198     History of Changes
Health Authority: Japan: Institutional Review Board

Additional relevant MeSH terms:
Vasodilator Agents
Molecular Mechanisms of Pharmacological Action
Vascular Diseases
Sildenafil
Enzyme Inhibitors
Cardiovascular Agents
Pharmacologic Actions
Phosphodiesterase Inhibitors
Respiratory Tract Diseases
Hypertension, Pulmonary
Lung Diseases
Therapeutic Uses
Cardiovascular Diseases
Hypertension

ClinicalTrials.gov processed this record on November 09, 2009