deltatrials
Completed PHASE4 INTERVENTIONAL NCT00245258

Study to Evaluate Viagra's Ability to Provide a Better Sexual Experience Through Quality Erections and Satisfaction

A Multicenter, Double-Blind Placebo Controlled, Fixed Dose Study With An Open-Label, Flexible Dose Phase To Assess The Efficacy Of Sildenafil Citrate In Providing A Better Sexual Experience Including Quality Of Erections And Satisfaction In Men With Erectile Dysfunction

Sponsor: Pfizer's Upjohn has merged with Mylan to form Viatris Inc.

Conditions Impotence
Interventions Sildenafil Citrate
Updated 7 times since 2017 Last updated: Jan 28, 2021 Started: Nov 30, 2005 Completion: Sep 30, 2006
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT00245258, this PHASE4 trial focuses on Impotence and remains completed. Sponsored by Pfizer's Upjohn has merged with Mylan to form Viatris Inc., it has been updated 7 times since 2005, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

~Jan 2017 – ~Jun 2018 · 17 months · monthly snapshotCompleted~Jun 2018 – ~Jan 2021 · 31 months · monthly snapshotCompleted~Jan 2021 – ~Mar 2021 · 59 days · monthly snapshotCompleted~Mar 2021 – ~Jul 2024 · 40 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshotCompleted~Sep 2025 – present · 10 months · monthly snapshotCompleted

Change History

7 versions recorded
  1. Sep 2025 — Present [monthly]

    Completed PHASE4

  2. Sep 2024 — Sep 2025 [monthly]

    Completed PHASE4

  3. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE4

  4. Mar 2021 — Jul 2024 [monthly]

    Completed PHASE4

  5. Jan 2021 — Mar 2021 [monthly]

    Completed PHASE4

Show 2 earlier versions
  1. Jun 2018 — Jan 2021 [monthly]

    Completed PHASE4

  2. Jan 2017 — Jun 2018 [monthly]

    Completed PHASE4

    First recorded

Nov 2005

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Data source: Pfizer

For direct contact, visit the study record on ClinicalTrials.gov .