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Comparison of Telavancin and Vancomycin for Complicated Skin and Skin Structure Infections With a Focus on Methicillin-resistant Staphylococcus Aureus

A Phase 3, Randomized, Double Blind, Multinational Trial of Intravenous Telavancin Versus Vancomycin for Treatment of Complicated Gram Positive Skin and Skin Structure Infections With a Focus on Patients With Infections Due to Methicillin-resistant Staphylococcus Aureus

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00091819
Acronym
ATLAS1
Enrollment
862
Registered
2004-09-21
Start date
2005-01-31
Completion date
2006-06-30
Last updated
2019-01-16

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Staphylococcal Skin Infection

Keywords

staph, MRSA, cSSSI

Brief summary

Study 0017 compares the safety and effectiveness of an investigational drug, telavancin, and an approved drug, vancomycin, for the treatment of complicated skin and skin structure infections.

Interventions

Telavancin 10 mg/kg/day, IV for up to 14 days.

DRUGVancomycin

Vancomycin 1 Gm IV q 12 hrs for up to 14 days.

Sponsors

Cumberland Pharmaceuticals
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Patients must have a diagnosis of one of the following complicated skin and skin structure infections with Methicillin Resistant Staphylococcus aureus (MRSA) either suspected or confirmed as the major cause of the infection: * major abscess requiring surgical incision and drainage * infected burn (see

Exclusion criteria

for important qualifications) * deep/extensive cellulitis * infected ulcer (see

Design outcomes

Primary

MeasureTime frameDescription
Clinical Response7-14 days following end of antibiotic treatmentThe Clinical Response for each patient was determined by the investigator by assessing a patient's clinical signs and symptoms at the specified evaluation compared with the Baseline evaluation. Cure: resolution of signs and symptoms associated with the skin infection present at study admission such that no further antibiotic therapy was necessary; Not Cured: inadequate response to study therapy; Indeterminate: unable to determine outcome.

Countries

United States

Participant flow

Recruitment details

Enrollment Period: 19 January 2005 to 12 June 2006

Participants by arm

ArmCount
Telavancin
Patients with complicated Gram-positive skin and skin structure infections (primarily due to MRSA) were randomized to receive telavancin 10 mg/kg IV once daily. The maximum allowable treatment period was 14 days.
426
Vancomycin
Patients with complicated Gram-positive skin and skin structure infections (primarily due to MRSA) were randomized to receive vancomycin 1 Gram every 12 hours. The maximum allowable treatment period was 14 days.
429
Total855

Withdrawals & dropouts

PeriodReasonFG000FG001
Overall StudyAdverse Event11
Overall StudyDeath45
Overall StudyLost to Follow-up2623
Overall StudyNever received study treatment34
Overall StudyOther23
Overall StudyProtocol Violation12
Overall StudyWithdrawal by Subject58

Baseline characteristics

CharacteristicTelavancinTotalVancomycin
Age, Categorical
<=18 years
0 Participants0 Participants0 Participants
Age, Categorical
>=65 years
89 Participants161 Participants72 Participants
Age, Categorical
Between 18 and 65 years
337 Participants694 Participants357 Participants
Age, Continuous49 years
STANDARD_DEVIATION 17.3
48 years
STANDARD_DEVIATION 16.7
48 years
STANDARD_DEVIATION 16.1
Diabetes Status
Diabetic
94 Participants192 Participants98 Participants
Diabetes Status
Not diabetic
332 Participants663 Participants331 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
114 Participants211 Participants97 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
312 Participants644 Participants332 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants0 Participants
Race (NIH/OMB)
American Indian or Alaska Native
3 Participants5 Participants2 Participants
Race (NIH/OMB)
Asian
7 Participants16 Participants9 Participants
Race (NIH/OMB)
Black or African American
59 Participants111 Participants52 Participants
Race (NIH/OMB)
More than one race
4 Participants7 Participants3 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
3 Participants12 Participants9 Participants
Race (NIH/OMB)
Unknown or Not Reported
1 Participants2 Participants1 Participants
Race (NIH/OMB)
White
349 Participants702 Participants353 Participants
Region of Enrollment
Australia
18 participants33 participants15 participants
Region of Enrollment
Belgium
2 participants2 participants0 participants
Region of Enrollment
Croatia
49 participants100 participants51 participants
Region of Enrollment
Israel
15 participants27 participants12 participants
Region of Enrollment
Malaysia
5 participants9 participants4 participants
Region of Enrollment
Russian Federation
20 participants39 participants19 participants
Region of Enrollment
South Africa
11 participants23 participants12 participants
Region of Enrollment
United States
306 participants622 participants316 participants
Sex: Female, Male
Female
196 Participants377 Participants181 Participants
Sex: Female, Male
Male
230 Participants478 Participants248 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
— / —— / —
other
Total, other adverse events
358 / 426335 / 429
serious
Total, serious adverse events
31 / 42627 / 429

Outcome results

Primary

Clinical Response

The Clinical Response for each patient was determined by the investigator by assessing a patient's clinical signs and symptoms at the specified evaluation compared with the Baseline evaluation. Cure: resolution of signs and symptoms associated with the skin infection present at study admission such that no further antibiotic therapy was necessary; Not Cured: inadequate response to study therapy; Indeterminate: unable to determine outcome.

Time frame: 7-14 days following end of antibiotic treatment

Population: Data for the all-treated (AT) population are presented. the AT and clinically evaluable (CE) populations were considered co-primary.

ArmMeasureGroupValue (NUMBER)
TelavancinClinical ResponseCure323 participants
TelavancinClinical ResponseNot cured52 participants
TelavancinClinical ResponseIndeterminate23 participants
TelavancinClinical ResponseMissing28 participants
VancomycinClinical ResponseMissing34 participants
VancomycinClinical ResponseCure321 participants
VancomycinClinical ResponseIndeterminate16 participants
VancomycinClinical ResponseNot cured58 participants
95% CI: [-4.8, 6.8]

Source: ClinicalTrials.gov · Data processed: Mar 26, 2026