deltatrials
Completed PHASE1 INTERVENTIONAL 2-arm NCT00661765

A Single Dose Study Investigating the Absorption and Elimination as Well as the Tolerability of Varenicline Transdermal Delivery System (e.g., a Patch) as Compared to Oral Varenicline in Adult Smokers.

A Phase I, Open-Label, Randomized, Single Dose, Cross Over Study to Estimate the Relative Bioavailability of a Varenicline (CP-526,555) Transdermal Delivery System to the Chantix Immediate Release Tablet Formulation in Adult Smokers

Sponsor: Pfizer

Updated 6 times since 2017 Last updated: Apr 22, 2009 Started: Apr 30, 2008 Primary completion: Jun 30, 2008 Completion: Jun 30, 2008
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A PHASE1 clinical study on Smoking Cessation, this trial is completed. The trial is conducted by Pfizer and has accumulated 6 data snapshots since 2008. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

~Jan 2017 – ~Feb 2017 · 31 days · monthly snapshotCompleted~Feb 2017 – ~Jun 2018 · 16 months · monthly snapshotCompleted~Jun 2018 – ~Jan 2021 · 31 months · monthly snapshotCompleted~Jan 2021 – ~Jul 2024 · 42 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – present · 22 months · monthly snapshotCompleted

Change History

6 versions recorded
  1. Sep 2024 — Present [monthly]

    Completed PHASE1

  2. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE1

  3. Jan 2021 — Jul 2024 [monthly]

    Completed PHASE1

  4. Jun 2018 — Jan 2021 [monthly]

    Completed PHASE1

  5. Feb 2017 — Jun 2018 [monthly]

    Completed PHASE1

Show 1 earlier version
  1. Jan 2017 — Feb 2017 [monthly]

    Completed PHASE1

    First recorded

Apr 2008

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Pfizer
Data source: Pfizer

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

Study Locations