PF-00489791 For The Treatment Of Raynaud's
A Phase 2a Randomized Double-blinded, Placebo And Active Controlled Two Cohort Two Doses Cross-over Multi-center Clinical Study To Assess Efficacy Of A Once Daily Administration Of A Phosphodiesterase 5 Inhibitor (Pf-00489791) For The Treatment Of Vasospasm In Primary And Secondary Raynaud's Phenomenon
Sponsor: Pfizer
A PHASE2 clinical study on Peripheral Vascular Disease and Raynaud's Disease, this trial is completed. The trial is conducted by Pfizer and has accumulated 8 data snapshots since 2010. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.
Status Flow
Change History
8 versions recorded-
Sep 2025 — Present [monthly]
Completed PHASE2
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Sep 2024 — Sep 2025 [monthly]
Completed PHASE2
-
Jul 2024 — Sep 2024 [monthly]
Completed PHASE2
-
Dec 2021 — Jul 2024 [monthly]
Completed PHASE2
-
Jan 2021 — Dec 2021 [monthly]
Completed PHASE2
▶ Show 3 earlier versions
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Jun 2018 — Jan 2021 [monthly]
Completed PHASE2
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Feb 2017 — Jun 2018 [monthly]
Completed PHASE2
-
Jan 2017 — Feb 2017 [monthly]
Completed PHASE2
First recorded
Aug 2010
Trial started
Per CT.gov start date — pre-dates our first snapshot
Eligibility Summary
No eligibility information available.
Contact Information
- Pfizer
For direct contact, visit the study record on ClinicalTrials.gov .