deltatrials
Completed PHASE3 NCT00643409

A Multicenter, Randomized, Double-Blind, Double-Dummy Trial of Azithromycin SR Compared With Levofloxacin for the Treatment of Sinus Infections in Adults

A Multicenter, Randomized, Double-Blind, Double-Dummy Comparative Trial of Azithromycin SR Versus Levofloxacin for the Treatment of Acute Bacterial Maxillary Sinusitis in Adults Undergoing Diagnostic Sinus Aspiration

Sponsor: Pfizer

Conditions Maxillary Sinusitis
Interventions azithromycin SR (Zithromax; compound: CP-62,993) levofloxacin placebo
Updated 7 times since 2017 Last updated: May 10, 2011 Started: Jan 31, 2003 Completion: Feb 29, 2004

Listed as NCT00643409, this PHASE3 trial focuses on Maxillary Sinusitis and remains completed. Sponsored by Pfizer, it has been updated 7 times since 2003, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Change History

7 versions recorded

  1. Sep 2025 — Present [monthly]

    Completed PHASE3

  2. Sep 2024 — Sep 2025 [monthly]

    Completed PHASE3

  3. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE3

  4. Jan 2021 — Jul 2024 [monthly]

    Completed PHASE3

  5. Jun 2018 — Jan 2021 [monthly]

    Completed PHASE3

▶ Show 2 earlier versions

  1. Feb 2017 — Jun 2018 [monthly]

    Completed PHASE3

  2. Jan 2017 — Feb 2017 [monthly]

    Completed PHASE3

    First recorded

Jan 2003

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

Alabaster, United States, Amarillo, United States, Bangalore, India, Bielsko-Biala, Poland, Birmingham, United States, Bo. Aranjuez, Costa Rica, Bratislava, Slovakia, Bridgeport, United States, Bryan, United States, Buenos Aires, Argentina and 55 more location s