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A Randomized, Open Label, Clinical Trial of the Pharmacokinetics of Azithromycin Following a Single Dose of Azithromycin Sustained Release (2 Gram) or Commercial Azithromycin Tablet (500 mg) to Cancer Patients That Require Lung Surgery

Pfizer logo

Pfizer

Status and phase

Completed
Phase 2

Conditions

Pharmacokinetics

Treatments

Drug: azithromycin SR
Drug: azithromycin immediate release (Zithromax)
Other: placebo

Study type

Interventional

Funder types

Industry

Identifiers

NCT00644176
A0661145

Details and patient eligibility

About

The objective of this trial was to characterize the pharmacokinetics of the currently marketed azithromycin immediate release tablet formulation (AZ-IR) versus the azithromycin sustained release liquid formulation (AZ-SR) in lung tissue and bronchial washings, the latter consisting of the epithelial lining fluid (ELF) and cellular elements, mainly alveolar macrophages (AM).

Enrollment

66 patients

Sex

All

Ages

18+ years old

Volunteers

No Healthy Volunteers

Inclusion criteria

Inclusion criteria were hospitalized subjects diagnosed with lung cancer that had consented to surgery requiring lung resection who had a life expectancy of >6 months.

Exclusion criteria

Key exclusion criteria were antibiotic prophylaxis prior to surgery, diffuse, non-infectious lung disease, history of cigarette smoking of >5 packs per year, patients with any infectious disease that required antibiotic therapy, administration of drugs known to interfere with azithromycin pharmacokinetics, and subjects on chemotherapy.

Trial design

Primary purpose

Basic Science

Allocation

Randomized

Interventional model

Parallel Assignment

Masking

None (Open label)

66 participants in 2 patient groups

1
Experimental group
Treatment:
Drug: azithromycin immediate release (Zithromax)
Other: placebo
Other: placebo
2
Experimental group
Treatment:
Drug: azithromycin SR
Other: placebo
Other: placebo

Trial contacts and locations

1

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Data sourced from clinicaltrials.gov

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