Status:

COMPLETED

Early Bactericidal Activity of Linezolid, Gatifloxacin, Levofloxacin, Isoniazid (INH) and Moxifloxacin in HIV Negative Adults With Initial Episodes of Sputum Smear-Positive Pulmonary Tuberculosis

Lead Sponsor:

National Institute of Allergy and Infectious Diseases (NIAID)

Conditions:

Tuberculosis

Eligibility:

All Genders

18-65 years

Phase:

PHASE1

PHASE2

Brief Summary

This study will evaluate the ability of 4 antibiotics to kill the bacteria that cause tuberculosis (TB). The antibiotics to be studied are linezolid, gatifloxacin, levofloxacin, and moxifloxacin. All ...

Detailed Description

Multi-drug resistant tuberculosis now affects all regions of the world and is a significant concern for national tuberculosis (TB) control programs. The development and testing of new drugs and new cl...

Eligibility Criteria

Inclusion

  • Adults, male or female, age 18 to 65 years. -Women with child-bearing potential (not surgically sterilized or postmenopausal for less than 1 year) must be using or agree to use an adequate method of birth control \[condom; intravaginal spermicide (foams, jellies, sponge) and diaphragm; cervical cap or intrauterine device\] during study drug treatment. -Newly diagnosed sputum smear-positive pulmonary tuberculosis as confirmed by sputum acid fast bacilli (AFB) smear and chest X-ray findings consistent with pulmonary tuberculosis. -Willing and able to provide informed consent. -Reasonably normal hemoglobin (greater than or equal to 8 gm/dL), renal function (serum creatinine less than 2 mg/dL), hepatic function \[serum aspartate aminotransferase (AST) less than 1.5 times the upper limit of normal for the testing laboratory and total bilirubin less than 1.3 mg/dL\], and random blood glucose less than 150 mg/dL.

Exclusion

  • Human immunodeficiency virus (HIV) infection. -Weight less than 75 percent of ideal body weight. -Presence of significant hemoptysis. Patients who cough up frank blood (more than blood streaked sputum) will not be eligible for enrollment. -Pregnant or breastfeeding women and those who are not practicing birth control. -Significant respiratory impairment (respiratory rate greater than 35/minute). -Clinical suspicion of disseminated tuberculosis or tuberculosis meningitis. -Presence of serious underlying medical illness, such as liver failure, renal failure, diabetes mellitus, chronic alcoholism, decompensated heart failure, hematologic malignancy or patients receiving myelosuppressive chemotherapy. -Patients receiving any of the following medications - monoamine oxidase inhibitors (phenelzine, tranylcypromine), adrenergic/serotonergic agonists such as pseudoephedrine and phenylpropanolamine (frequently found in cold and cough remedies), tricyclic antidepressants (amitriptyline, nortriptyline, protriptyline, doxepin, amoxapine, etc), antipsychotics such as chlorpromazine and buspirone, serotonin re-uptake inhibitors (fluoxetine, paroxetine, sertraline, etc.), buproprion, agents known to prolong the QTc interval \[erythromycin, clarithromycin, astemizole, type Ia (quinidine, procainamide, disopyramide) and III (amiodarone, sotalol) anti-arrhythmics, carbamazepine, insulin, sulfonylureas, and meperidine. -Presence of QTc prolongation (greater than 450 msec) on baseline electrocardiogram (EKG). -Allergy or contraindication to use of study drugs. -Treatment with antituberculosis medications or other antibiotics with known activity against M. tuberculosis during the preceding 6 months. -Inability to provide informed consent. -Total white blood cell count less than 3000/mm\^3. -Platelet count less than 150,000/mm\^3. -Patients with suspected drug resistant tuberculosis (e.g., contact to source patient with drug resistant tuberculosis, patients who have relapsed after previous treatment for tuberculosis). -Patients likely, in the opinion of the local investigator, to be unable to comply with the requirements of the study protocol.

Key Trial Info

Start Date :

February 10 2004

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

December 28 2007

Estimated Enrollment :

70 Patients enrolled

Trial Details

Trial ID

NCT00396084

Start Date

February 10 2004

End Date

December 28 2007

Last Update

November 8 2018

Active Locations (2)

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Page 1 of 1 (2 locations)

1

San Francisco General Hospital - Pulmonary and Critical Care Medicine

San Francisco, California, United States, 94110-3518

2

Universidade Federal do Espirito Santo - Duke Hubert-Yeargan Center

Vitória, Espírito Santo, Brazil, 29040-091