Safety and Efficacy Study of a Fluoroquinolone to Treat Complicated Skin Infections
This study has been completed.
Sponsor:
Rib-X Pharmaceuticals, Inc.
Information provided by:
Rib-X Pharmaceuticals, Inc.
ClinicalTrials.gov Identifier:
NCT00719810
First received: July 18, 2008
Last updated: April 20, 2011
Last verified: April 2011
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Purpose
The purpose of this study is to assess the efficacy, safety and tolerability of RX-3341 (delafloxacin), a fluoroquinolone, versus tigecycline, a glycylcycline antibacterial drug, in the treatment of complicated skin and skin structure infections.
| Condition | Intervention | Phase |
|---|---|---|
|
Skin Structure Infections Bacterial Skin Diseases Staphylococcal Skin Infections |
Drug: delafloxacin Drug: tigecycline |
Phase 2 |
| Study Type: | Interventional |
| Study Design: | Allocation: Randomized Endpoint Classification: Safety/Efficacy Study Intervention Model: Parallel Assignment Masking: Double Blind (Subject, Caregiver, Investigator, Outcomes Assessor) Primary Purpose: Treatment |
| Official Title: | A Randomized, Double-Blind, Multicenter Study of the Safety and Efficacy of RX 3341 Compared With Tigecycline for the Treatment of Complicated Skin and Skin Structure Infections |
Resource links provided by NLM:
Further study details as provided by Rib-X Pharmaceuticals, Inc.:
Primary Outcome Measures:
- Clinical Response at Test of Cure (TOC) in the Clinically Evaluable (CE) Population [ Time Frame: 14-21 days after the last dose of study drug ] [ Designated as safety issue: No ]A Cure was defined as resolution of baseline signs and symptoms, or improvement to an extent that no additional antibiotic treatment is necessary. Failure was defined as the need for additional antibiotics, either because of lack of efficacy after at least 2 days (i.e., 4 doses) of study treatment or because of treatment-related adverse events (AEs), and/or the need for surgical intervention greater than 48 hours after study entry.
Secondary Outcome Measures:
- Clinical Response in Patients With Methicillin-resistant Staphylococcus Aureus (MRSA) [ Time Frame: 14-21 days after the last dose of study drug ] [ Designated as safety issue: No ]A Cure was defined as resolution of baseline signs and symptoms, or improvement to an extent that no additional antibiotic treatment is necessary. Failure was defined as the need for additional antibiotics, either because of lack of efficacy after at least 2 days (i.e., 4 doses) of study treatment or because of treatment-related adverse events (AEs), and/or the need for surgical intervention greater than 48 hours after study entry.
| Enrollment: | 150 |
| Study Start Date: | June 2008 |
| Study Completion Date: | October 2008 |
| Primary Completion Date: | October 2008 (Final data collection date for primary outcome measure) |
| Arms | Assigned Interventions |
|---|---|
| Experimental: 1 |
Drug: delafloxacin
300 mg intravenous every 12 hours
|
| Experimental: 2 |
Drug: delafloxacin
450 mg intravenous every 12 hours
|
| Active Comparator: 3 |
Drug: tigecycline
100 mg then 50 mg intravenous tigecycline every 12 hours
|
Eligibility| Ages Eligible for Study: | 18 Years and older |
| Genders Eligible for Study: | Both |
| Accepts Healthy Volunteers: | No |
Criteria
Inclusion Criteria:
- Adult (≥18 years of age) men or women with cSSSI
- Diagnosis of one of the following 3 types of cSSSI: wound infection that has developed within 30 days of surgery, trauma, or a bite injury; abscess that has developed in the 7 days before enrollment; or cellulitis that has developed in the 7 days before enrollment
- Sexually active men and women of childbearing potential must agree to use an acceptable form of contraception, as determined by the investigator, during participation in the study and for 30 days after the final dose of study drug
- The patient must be willing to comply with protocol requirements
Exclusion Criteria:
- Medical history of hypersensitivity or allergic reaction to quinolones, tetracycline or tetracycline derivatives
- Chronic or underlying skin condition at the site of infection
- Infection involving prosthetic materials or foreign bodies (unless prosthetic material will be removed within 24 hours), infection associated with a human bite, osteomyelitis, decubitus ulcer, diabetic foot ulcer, septic arthritis, mediastinitis, necrotizing fasciitis, myositis, tendinitis, endocarditis, toxic shock syndrome, gangrene or gas gangrene, burns covering ≥10% of body surface area, severely impaired arterial blood supply, current evidence of deep vein thrombosis or superficial thrombophlebitis
- An infection that would normally have a high cure rate after surgical incision alone
- Any infection expected to require other antimicrobial agents in addition to study drug
- Receipt of >24 hours of systemic antibiotic therapy in the 7 days before enrollment
- A severely compromised immune system
- History of Child-Pugh Class B or C liver disease or severe renal impairment (creatinine clearance of <30 mL/minute)
- Pregnancy or lactation
Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00719810
Locations
| United States, California | |
| Physician Alliance Research Center | |
| Anaheim, California, United States | |
| Quality of Life Medical Center, LLC | |
| Hawaiian Gardens, California, United States | |
| Tri City Medical Center | |
| Oceanside, California, United States | |
| Crest Clinical Trials | |
| Santa Ana, California, United States | |
| United States, Florida | |
| Internal Medicine Associates of Lee County | |
| Fort Myers, Florida, United States | |
| United States, Georgia | |
| Joseph M. Still Research Foundation, Inc. | |
| Augusta, Georgia, United States | |
| Southeast Regional Research Group | |
| Columbus, Georgia, United States | |
| Southeast Regional Research Group | |
| Ludowici, Georgia, United States | |
| Southeast Regional Research Group | |
| Savannah, Georgia, United States | |
| United States, Montana | |
| St. James Health Care | |
| Butte, Montana, United States | |
| United States, Ohio | |
| Riverside Methodist Hospital | |
| Columbus, Ohio, United States | |
| United States, Texas | |
| Westbury Medical Clinic | |
| Houston, Texas, United States | |
| West Houston Clinical Research Services | |
| Houston, Texas, United States | |
| Puerto Rico | |
| Clinical Research Puerto Rico, Inc | |
| San Juan, Puerto Rico | |
Sponsors and Collaborators
Rib-X Pharmaceuticals, Inc.
Investigators
| Study Director: | Jeanne Breen, MD | Rib-X Pharmaceuticals, Inc. |
More Information
No publications provided
| Responsible Party: | Jeanne Breen, MD, Rib-X Pharmaceuticals, Inc. |
| ClinicalTrials.gov Identifier: | NCT00719810 History of Changes |
| Other Study ID Numbers: | RX-3341-201 |
| Study First Received: | July 18, 2008 |
| Results First Received: | January 7, 2010 |
| Last Updated: | April 20, 2011 |
| Health Authority: | United States: Food and Drug Administration |
Keywords provided by Rib-X Pharmaceuticals, Inc.:
|
complicated skin |
Additional relevant MeSH terms:
|
Skin Diseases Skin Diseases, Infectious Staphylococcal Skin Infections Skin Diseases, Bacterial Infection Staphylococcal Infections Gram-Positive Bacterial Infections Bacterial Infections Fluoroquinolones |
Tigecycline Anti-Bacterial Agents Anti-Infective Agents Therapeutic Uses Pharmacologic Actions Nucleic Acid Synthesis Inhibitors Enzyme Inhibitors Molecular Mechanisms of Pharmacological Action |
ClinicalTrials.gov processed this record on May 21, 2013