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

Pfizer logo

Pfizer

Status and phase

Completed
Phase 3

Conditions

Maxillary Sinusitis

Treatments

Other: placebo
Drug: levofloxacin
Drug: azithromycin SR (Zithromax; compound: CP-62,993)

Study type

Interventional

Funder types

Industry

Identifiers

NCT00643409
A0661078

Details and patient eligibility

About

The objectives of the study were to confirm that a single, 2.0-g dose of azithromycin sustained release (SR) was at least as effective to 10 days of oral levofloxacin 500 mg once a day, when used to treat adults with uncomplicated, acute bacterial sinus infections, and to evaluate the safety of both treatments.

Enrollment

541 patients

Sex

All

Ages

18+ years old

Volunteers

No Healthy Volunteers

Inclusion criteria

Patients were included if they had a clinical diagnosis of acute bacterial maxillary sinusitis as demonstrated by presence of the cardinal signs and symptoms for a minimum duration of 7 days, a sinus X-ray (Water's view) confirming the clinical diagnosis of maxillary sinusitis, and 2 or more of following: fever, leukocytosis, frequent coughing, headache, nasal congestion, or post-nasal drainage.

Exclusion criteria

Patients were excluded if they were treated with any systemic antibiotic within 7 days prior to enrollment, had symptoms lasting for longer than 28 days, had 4 or more episodes of acute sinusitis within the preceding 12 months, had nasal or sinus surgery within 3 months prior (except for a diagnostic procedure), or complicated or nosocomial sinusitis.

Trial design

Primary purpose

Treatment

Allocation

Randomized

Interventional model

Parallel Assignment

Masking

Double Blind

541 participants in 2 patient groups

1
Experimental group
Treatment:
Drug: azithromycin SR (Zithromax; compound: CP-62,993)
Other: placebo
Other: placebo
2
Experimental group
Treatment:
Drug: levofloxacin
Other: placebo
Other: placebo

Trial contacts and locations

89

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Data sourced from clinicaltrials.gov

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