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Efficacy and Safety of Intravenous to Oral 6-Day Tedizolid Phosphate vs. Intravenous to Oral 10-Day Linezolid in Patients With Acute Bacterial Skin and Skin Structure Infection (ABSSSI)

A Phase 3 Randomized, Double-Blind, Multicenter Study Comparing the Efficacy and Safety of Intravenous to Oral 6-Day Tedizolid Phosphate and Intravenous to Oral 10-Day Linezolid for the Treatment of Acute Bacterial Skin and Skin Structure Infections

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02066402
Enrollment
598
Registered
2014-02-19
Start date
2014-03-04
Completion date
2016-04-18
Last updated
2017-06-07

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

Conditions

Bacterial Infections

Brief summary

This study is aimed to evaluate the efficacy and safety between Tedizolid 200mg daily (intra venous) I.V. to oral for 6-day treatment compared with that of Linezolid 600mg twice daily I.V. to oral for 10-day treatment Acute Bacterial Skin and skin structure infection (ABSSSI).This is a double-blind, randomized, active control, 7-10days treatment for all subjects.

Detailed description

Number of participants with adverse evnets as a measure of safety and tolerability will be covered in Adverse Events section. ABSSSI Efficacy Safety Tedizolid Phosphate Linezolid

Interventions

DRUGTedizolid (BAY119-2631)

50 % of the participants will be randomized to this arm and will receive 200 mg Tedizolid once daily i.v to oral from 1-6 days

DRUGPlacebo Tedizolid (BAY119-2631)

50 % of the participants will be randomized to this arm and will receive 200 mg Placebo Tedizolid once daily i.v to oral from 7-10 days

DRUGLinezolid

50 % of the participants will be randomized to this arm and will receive 600 mg Linezolid twice daily i.v. to oral from 1-10 days

50 % of the participants will be randomized to this arm and will receive 600 mg Placebo Linezolid twice daily i.v. to oral from 1-10 days

Sponsors

Merck Sharp & Dohme LLC
CollaboratorINDUSTRY
Bayer
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

* Males or females \>/=18 years old * Adequate venous access for a minimum of 2 I.V. doses of study drug * Acute Bacterial Skin and skin structure infection (ABSSSI) meeting at least 1 of the clinical syndrome definitions listed below and requiring I.V. antibiotic therapy. Local symptoms must have started within 7 days before the Screening Visit * Cellulitis/erysipelas * Major cutaneous abscess * Wound Infection * Suspected or documented gram-positive infection from baseline Gram stain or culture.

Exclusion criteria

* Uncomplicated skin and skin structure infections such as furuncles, minor abscesses * Infections associated with, or in close proximity to, a prosthetic device * Severe sepsis or septic shock * Known bacteremia at time of screening * ABSSSI due to or associated with any of the following: * Suspected or documented gram-negative pathogens in patients with cellulitis/erysipelas or major cutaneous abscess that require an antibiotic with specific gram-negative coverage. Patients with wound infections where gram-negative adjunctive therapy is warranted may be enrolled if they meet the other eligibility criteria * Diabetic foot infections, gangrene, or perianal abscess * Concomitant infection at another site not including a secondary ABSSSI lesion (eg, septic arthritis, endocarditis, osteomyelitis) * Infected burns * Decubitus or chronic skin ulcer, or ischemic ulcer due to peripheral vascular disease (arterial or venous) * Any evolving necrotizing process (ie, necrotizing fasciitis) * Use of antibiotics as follows: * Systemic antibiotic with gram-positive cocci activity for the treatment of any infection within 24 hours before the first infusion of study drug * Patients who failed prior therapy for the primary infection site are also excluded from enrollment * Topical antibiotic on the primary lesion within 24 hours before the first infusion of study drug except for antibiotic/antiseptic-coated dressing applied to the clean postsurgical wound * Administration of Linezolid within 30 days before the first infusion of the study drug * Recent history of opportunistic infections where the underlying cause of these infections is still active (eg, leukemia, transplant, acquired immunodeficiency syndrome \[AIDS\]) * Previous exposure to Tedizolid Phosphate treatment

Design outcomes

Primary

MeasureTime frameDescription
Percentage of Participants With Early Clinical Response at 48-72 Hours After the First Infusion of Study Drug in the ITT Analysis Set.Baseline and 48-72 hours visitEarly clinical response is defined as responder if there is \>=20% reduction in the area of erythema, edema, and/or induration (length × width) of the primary acute bacterial skin and skin structure infections (ABSSSI) lesion, compared with baseline at the 48-72 Hour visit.

Secondary

MeasureTime frameDescription
Programmatically Defined Clinical Response at End of Therapy (EOT) Visit in the Clinically Evaluable at EOT (CE-EOT) Analysis SetBaseline and EOT visit (Day 11)Clinical response will be defined as percentage of participants with clinical success, clinical failure or indeterminate.
Overall Investigator's Assessment of Clinical Success at Post Therapy Evaluation (PTE) Visit (7-14 Days After EOT Visit) in the ITT Analysis SetBaseline and post-therapy evaluation visit (7-14 days after Day 11)The Investigator made an assessment of clinical response at the PTE Visit (7-14 days after the EOT Visit +2 days). Participants assessed as a clinical failure at the EOT Visit are considered a clinical failure at the PTE Visit. Percentage of participants with clinical success, clinical failure or indeterminate were reported.
Overall Investigator's Assessment of Clinical Success at Post Therapy Evaluation (PTE) Visit (7-14 Days After EOT Visit) in the Clinically Evaluable at Post Therapy Evaluation (CE-PTE) Analysis SetBaseline and post-therapy evaluation visit (7-14 days after Day 11)The Investigator made an assessment of clinical response at the PTE Visit (7-14 days after the EOT Visit +2 days). Participants assessed as a clinical failure at the EOT Visit are considered a clinical failure at the PTE Visit. Percentage of participants with clinical success, clinical failure or indeterminate were reported.
Investigator's Assessment of Clinical Response at 48-72 HoursBaseline and at 48-72 hoursThe Investigator made an assessment of clinical response at the 48-72 Hour Visit based on following definition: Improving (Improvement in overall clinical status of ABSSSI compatible with continuation of study drug therapy); Stable (Signs and symptoms stable, no apparent change in overall clinical status but compatible with continuation of study drug therapy); Other.
Programmatically Defined Clinical Response at End of Therapy (EOT) Visit in the ITT Analysis SetBaseline and EOT visit (Day 11)Clinical Failure: Presence of fever; No lesion size decrease from baseline; Clinician assessment of tenderness worse than mild; Persistent same or great intensity purulent drainage of wound infection; Confounding use of systemic concomitant antibiotic; TEAE lead to study drug discontinuation; Require additional antibiotic treatment for primary lesion; Unplanned major surgical intervention. Clinical Success: Afebrile or fever due to other cause; Lesion size decrease from baseline; Clinician assessment of mild/absent tenderness; None/lesser intensity purulent drainage of wound infection; None confounding use of systemic concomitant antibiotic; None TEAE leading to study drug discontinuation; No additional antibiotic therapy for primary lesion; No unplanned major surgical intervention; No osteomyelitis after baseline; For wound/abscess: no incision/drainage of the ABSSSI site after Day1 unless planned. For cellulitis/ersipelas: no incision/drainage of the ABSSSI site after 48-72 H Visit.
Value of the Visual Analog Scale (VAS) Pain Scores at Each Time PointUp to EOT visit (Day 11)The patient-reported level of pain were assessed by the visual analog scale (VAS) pain score. VAS pain score ranged from 0 mm (no pain) to 100 mm (worst pain ever). It used a 100 mm VAS to instruct the patient to indicate the point along the line that represents the pain they are feeling. Once the patient indicates how much pain they are feeling, measure the distance from no pain and enter the value.
Change From Baseline in the Visual Analog Scale (VAS) Pain Scores at Each Time PointUp to EOT visit (Day 11)The patient-reported level of pain were assessed by the visual analog scale (VAS) pain score. VAS pain score ranged from 0 mm (no pain) to 100 mm (worst pain ever). It used a 100 mm VAS to instruct the patient to indicate the point along the line that represents the pain they are feeling. Once the patient indicates how much pain they are feeling, measure the distance from no pain and enter the value.
Value of the Faces Rating Scale (FRS) Pain Scores at Each Time PointUp to EOT visit (Day 11)The patient-reported level of pain were assessed by the faces rating scale (FRS) pain score. Ask the patient to rate their pain from 0 to 10 with 0 being no pain at all and 10 being the worst pain then enter the numerical value.
Change From Baseline in the Faces Rating Scale (FRS) Pain Scores at Each Time PointUp to EOT visit (Day 11)The patient-reported level of pain were assessed by the faces rating scale (FRS) pain score. The patient-reported level of pain were assessed by the faces rating scale (FRS) pain score. Ask the patient to rate their pain from 0 to 10 with 0 being no pain at all and 10 being the worst pain then enter the numerical value.
Investigator's Assessment of Clinical Response at Day 7 VisitBaseline and Day 7 visitThe Investigator made an assessment of clinical response at Day 7 Visit based on following definition: Improving (Improvement in overall clinical status of ABSSSI compatible with continuation of study drug therapy); Other.

Countries

China, Philippines, Taiwan, United States

Participant flow

Participants by arm

ArmCount
Tedizolid Phosphate (Sivextro, BAY119-2631)
Participants received 200 mg Tedizolid Phosphate once daily intravenous (I.V.) infusion to oral for 6 days, followed by 4 days of placebo
300
Linezolid
Participants received 600 mg Linezolid twice daily I.V. infusion to oral for 10 days
298
Total598

Withdrawals & dropouts

PeriodReasonFG000FG001
Overall StudyAdverse Event12
Overall StudyLost to Follow-up118
Overall StudyProgressive disease-clinical progression01
Overall StudyProtocol driven decision point01
Overall StudyWithdrawal by Subject1411

Baseline characteristics

CharacteristicTedizolid Phosphate (Sivextro, BAY119-2631)LinezolidTotal
Age, Customized
65 - 75 years
33 Participants35 Participants68 Participants
Age, Customized
< 65 years
259 Participants245 Participants504 Participants
Age, Customized
> 75 years
8 Participants18 Participants26 Participants
Sex: Female, Male
Female
91 Participants106 Participants197 Participants
Sex: Female, Male
Male
209 Participants192 Participants401 Participants
Type of acute bacterial skin and skin structure infections (ABSSSI) infection
Cellulitis/erysipelas
192 Participants191 Participants383 Participants
Type of acute bacterial skin and skin structure infections (ABSSSI) infection
Major cutaneous abscess
40 Participants39 Participants79 Participants
Type of acute bacterial skin and skin structure infections (ABSSSI) infection
Wound infection
68 Participants68 Participants136 Participants
Visual analog scale (VAS) pain scores53.2 Units on a scale
STANDARD_DEVIATION 27.3
53.9 Units on a scale
STANDARD_DEVIATION 28.7
53.6 Units on a scale
STANDARD_DEVIATION 28
Wong-Baker faces rating scale (FRS) pain scores5.6 Units on a scale
STANDARD_DEVIATION 2.6
5.7 Units on a scale
STANDARD_DEVIATION 2.7
5.6 Units on a scale
STANDARD_DEVIATION 2.7

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
— / —— / —
other
Total, other adverse events
60 / 29263 / 297
serious
Total, serious adverse events
11 / 2928 / 297

Outcome results

Primary

Percentage of Participants With Early Clinical Response at 48-72 Hours After the First Infusion of Study Drug in the ITT Analysis Set.

Early clinical response is defined as responder if there is \>=20% reduction in the area of erythema, edema, and/or induration (length × width) of the primary acute bacterial skin and skin structure infections (ABSSSI) lesion, compared with baseline at the 48-72 Hour visit.

Time frame: Baseline and 48-72 hours visit

Population: ITT

ArmMeasureValue (NUMBER)
Tedizolid Phosphate (Sivextro, BAY119-2631)Percentage of Participants With Early Clinical Response at 48-72 Hours After the First Infusion of Study Drug in the ITT Analysis Set.75.3 Percentage of participants
LinezolidPercentage of Participants With Early Clinical Response at 48-72 Hours After the First Infusion of Study Drug in the ITT Analysis Set.79.9 Percentage of participants
p-value: 0.202795% CI: [-11.2, 2.2]Fisher Exact
Secondary

Change From Baseline in the Faces Rating Scale (FRS) Pain Scores at Each Time Point

The patient-reported level of pain were assessed by the faces rating scale (FRS) pain score. The patient-reported level of pain were assessed by the faces rating scale (FRS) pain score. Ask the patient to rate their pain from 0 to 10 with 0 being no pain at all and 10 being the worst pain then enter the numerical value.

Time frame: Up to EOT visit (Day 11)

Population: ITT

ArmMeasureGroupValue (MEAN)Dispersion
Tedizolid Phosphate (Sivextro, BAY119-2631)Change From Baseline in the Faces Rating Scale (FRS) Pain Scores at Each Time PointDay 2-1.5 Units on a scaleStandard Deviation 2
Tedizolid Phosphate (Sivextro, BAY119-2631)Change From Baseline in the Faces Rating Scale (FRS) Pain Scores at Each Time Point48-72 hours-2.4 Units on a scaleStandard Deviation 2.2
Tedizolid Phosphate (Sivextro, BAY119-2631)Change From Baseline in the Faces Rating Scale (FRS) Pain Scores at Each Time PointDay 7-3.5 Units on a scaleStandard Deviation 2.6
Tedizolid Phosphate (Sivextro, BAY119-2631)Change From Baseline in the Faces Rating Scale (FRS) Pain Scores at Each Time PointEOT-4.2 Units on a scaleStandard Deviation 2.8
LinezolidChange From Baseline in the Faces Rating Scale (FRS) Pain Scores at Each Time PointEOT-4.4 Units on a scaleStandard Deviation 2.7
LinezolidChange From Baseline in the Faces Rating Scale (FRS) Pain Scores at Each Time PointDay 2-1.5 Units on a scaleStandard Deviation 1.8
LinezolidChange From Baseline in the Faces Rating Scale (FRS) Pain Scores at Each Time PointDay 7-3.6 Units on a scaleStandard Deviation 2.5
LinezolidChange From Baseline in the Faces Rating Scale (FRS) Pain Scores at Each Time Point48-72 hours-2.4 Units on a scaleStandard Deviation 2.3
Secondary

Change From Baseline in the Visual Analog Scale (VAS) Pain Scores at Each Time Point

The patient-reported level of pain were assessed by the visual analog scale (VAS) pain score. VAS pain score ranged from 0 mm (no pain) to 100 mm (worst pain ever). It used a 100 mm VAS to instruct the patient to indicate the point along the line that represents the pain they are feeling. Once the patient indicates how much pain they are feeling, measure the distance from no pain and enter the value.

Time frame: Up to EOT visit (Day 11)

Population: ITT

ArmMeasureGroupValue (MEAN)Dispersion
Tedizolid Phosphate (Sivextro, BAY119-2631)Change From Baseline in the Visual Analog Scale (VAS) Pain Scores at Each Time PointDay 2-12.5 Units on a scaleStandard Deviation 21.7
Tedizolid Phosphate (Sivextro, BAY119-2631)Change From Baseline in the Visual Analog Scale (VAS) Pain Scores at Each Time Point48-72 hours-23.2 Units on a scaleStandard Deviation 23.9
Tedizolid Phosphate (Sivextro, BAY119-2631)Change From Baseline in the Visual Analog Scale (VAS) Pain Scores at Each Time PointDay 7-34.7 Units on a scaleStandard Deviation 26.7
Tedizolid Phosphate (Sivextro, BAY119-2631)Change From Baseline in the Visual Analog Scale (VAS) Pain Scores at Each Time PointEOT-41.6 Units on a scaleStandard Deviation 28.3
LinezolidChange From Baseline in the Visual Analog Scale (VAS) Pain Scores at Each Time PointEOT-43.6 Units on a scaleStandard Deviation 29.1
LinezolidChange From Baseline in the Visual Analog Scale (VAS) Pain Scores at Each Time PointDay 2-13.8 Units on a scaleStandard Deviation 20.1
LinezolidChange From Baseline in the Visual Analog Scale (VAS) Pain Scores at Each Time PointDay 7-36.1 Units on a scaleStandard Deviation 26.7
LinezolidChange From Baseline in the Visual Analog Scale (VAS) Pain Scores at Each Time Point48-72 hours-23.2 Units on a scaleStandard Deviation 24.3
Secondary

Investigator's Assessment of Clinical Response at 48-72 Hours

The Investigator made an assessment of clinical response at the 48-72 Hour Visit based on following definition: Improving (Improvement in overall clinical status of ABSSSI compatible with continuation of study drug therapy); Stable (Signs and symptoms stable, no apparent change in overall clinical status but compatible with continuation of study drug therapy); Other.

Time frame: Baseline and at 48-72 hours

Population: ITT

ArmMeasureGroupValue (NUMBER)
Tedizolid Phosphate (Sivextro, BAY119-2631)Investigator's Assessment of Clinical Response at 48-72 HoursStable4.7 Percentage of participants
Tedizolid Phosphate (Sivextro, BAY119-2631)Investigator's Assessment of Clinical Response at 48-72 HoursImproving86.7 Percentage of participants
Tedizolid Phosphate (Sivextro, BAY119-2631)Investigator's Assessment of Clinical Response at 48-72 HoursOther0.7 Percentage of participants
Tedizolid Phosphate (Sivextro, BAY119-2631)Investigator's Assessment of Clinical Response at 48-72 HoursMissing8.0 Percentage of participants
LinezolidInvestigator's Assessment of Clinical Response at 48-72 HoursMissing6.7 Percentage of participants
LinezolidInvestigator's Assessment of Clinical Response at 48-72 HoursOther0.0 Percentage of participants
LinezolidInvestigator's Assessment of Clinical Response at 48-72 HoursImproving90.3 Percentage of participants
LinezolidInvestigator's Assessment of Clinical Response at 48-72 HoursStable3.0 Percentage of participants
Secondary

Investigator's Assessment of Clinical Response at Day 7 Visit

The Investigator made an assessment of clinical response at Day 7 Visit based on following definition: Improving (Improvement in overall clinical status of ABSSSI compatible with continuation of study drug therapy); Other.

Time frame: Baseline and Day 7 visit

Population: ITT

ArmMeasureGroupValue (NUMBER)
Tedizolid Phosphate (Sivextro, BAY119-2631)Investigator's Assessment of Clinical Response at Day 7 VisitImproving88.3 Percentage of participants
Tedizolid Phosphate (Sivextro, BAY119-2631)Investigator's Assessment of Clinical Response at Day 7 VisitOther0.3 Percentage of participants
Tedizolid Phosphate (Sivextro, BAY119-2631)Investigator's Assessment of Clinical Response at Day 7 VisitMissing11.3 Percentage of participants
LinezolidInvestigator's Assessment of Clinical Response at Day 7 VisitImproving87.6 Percentage of participants
LinezolidInvestigator's Assessment of Clinical Response at Day 7 VisitOther0.3 Percentage of participants
LinezolidInvestigator's Assessment of Clinical Response at Day 7 VisitMissing12.1 Percentage of participants
Secondary

Overall Investigator's Assessment of Clinical Success at Post Therapy Evaluation (PTE) Visit (7-14 Days After EOT Visit) in the Clinically Evaluable at Post Therapy Evaluation (CE-PTE) Analysis Set

The Investigator made an assessment of clinical response at the PTE Visit (7-14 days after the EOT Visit +2 days). Participants assessed as a clinical failure at the EOT Visit are considered a clinical failure at the PTE Visit. Percentage of participants with clinical success, clinical failure or indeterminate were reported.

Time frame: Baseline and post-therapy evaluation visit (7-14 days after Day 11)

Population: CE-PTE

ArmMeasureGroupValue (NUMBER)
Tedizolid Phosphate (Sivextro, BAY119-2631)Overall Investigator's Assessment of Clinical Success at Post Therapy Evaluation (PTE) Visit (7-14 Days After EOT Visit) in the Clinically Evaluable at Post Therapy Evaluation (CE-PTE) Analysis SetClinical success90.4 Percentage of participants
Tedizolid Phosphate (Sivextro, BAY119-2631)Overall Investigator's Assessment of Clinical Success at Post Therapy Evaluation (PTE) Visit (7-14 Days After EOT Visit) in the Clinically Evaluable at Post Therapy Evaluation (CE-PTE) Analysis SetClinical failure or Indeterminate9.6 Percentage of participants
LinezolidOverall Investigator's Assessment of Clinical Success at Post Therapy Evaluation (PTE) Visit (7-14 Days After EOT Visit) in the Clinically Evaluable at Post Therapy Evaluation (CE-PTE) Analysis SetClinical success93.5 Percentage of participants
LinezolidOverall Investigator's Assessment of Clinical Success at Post Therapy Evaluation (PTE) Visit (7-14 Days After EOT Visit) in the Clinically Evaluable at Post Therapy Evaluation (CE-PTE) Analysis SetClinical failure or Indeterminate6.5 Percentage of participants
95% CI: [-8.4, 2]
Secondary

Overall Investigator's Assessment of Clinical Success at Post Therapy Evaluation (PTE) Visit (7-14 Days After EOT Visit) in the ITT Analysis Set

The Investigator made an assessment of clinical response at the PTE Visit (7-14 days after the EOT Visit +2 days). Participants assessed as a clinical failure at the EOT Visit are considered a clinical failure at the PTE Visit. Percentage of participants with clinical success, clinical failure or indeterminate were reported.

Time frame: Baseline and post-therapy evaluation visit (7-14 days after Day 11)

Population: ITT

ArmMeasureGroupValue (NUMBER)
Tedizolid Phosphate (Sivextro, BAY119-2631)Overall Investigator's Assessment of Clinical Success at Post Therapy Evaluation (PTE) Visit (7-14 Days After EOT Visit) in the ITT Analysis SetClinical success79.7 Percentage of participants
Tedizolid Phosphate (Sivextro, BAY119-2631)Overall Investigator's Assessment of Clinical Success at Post Therapy Evaluation (PTE) Visit (7-14 Days After EOT Visit) in the ITT Analysis SetClinical failure or Indeterminate20.3 Percentage of participants
LinezolidOverall Investigator's Assessment of Clinical Success at Post Therapy Evaluation (PTE) Visit (7-14 Days After EOT Visit) in the ITT Analysis SetClinical success81.9 Percentage of participants
LinezolidOverall Investigator's Assessment of Clinical Success at Post Therapy Evaluation (PTE) Visit (7-14 Days After EOT Visit) in the ITT Analysis SetClinical failure or Indeterminate18.1 Percentage of participants
95% CI: [-8.6, 4.1]
Secondary

Programmatically Defined Clinical Response at End of Therapy (EOT) Visit in the Clinically Evaluable at EOT (CE-EOT) Analysis Set

Clinical response will be defined as percentage of participants with clinical success, clinical failure or indeterminate.

Time frame: Baseline and EOT visit (Day 11)

Population: CE-EOT

ArmMeasureGroupValue (NUMBER)
Tedizolid Phosphate (Sivextro, BAY119-2631)Programmatically Defined Clinical Response at End of Therapy (EOT) Visit in the Clinically Evaluable at EOT (CE-EOT) Analysis SetClinical success89.7 Percentage of participants
Tedizolid Phosphate (Sivextro, BAY119-2631)Programmatically Defined Clinical Response at End of Therapy (EOT) Visit in the Clinically Evaluable at EOT (CE-EOT) Analysis SetClinical failure or Indeterminate10.3 Percentage of participants
LinezolidProgrammatically Defined Clinical Response at End of Therapy (EOT) Visit in the Clinically Evaluable at EOT (CE-EOT) Analysis SetClinical success91.8 Percentage of participants
LinezolidProgrammatically Defined Clinical Response at End of Therapy (EOT) Visit in the Clinically Evaluable at EOT (CE-EOT) Analysis SetClinical failure or Indeterminate8.2 Percentage of participants
95% CI: [-7.4, 3.2]
Secondary

Programmatically Defined Clinical Response at End of Therapy (EOT) Visit in the ITT Analysis Set

Clinical Failure: Presence of fever; No lesion size decrease from baseline; Clinician assessment of tenderness worse than mild; Persistent same or great intensity purulent drainage of wound infection; Confounding use of systemic concomitant antibiotic; TEAE lead to study drug discontinuation; Require additional antibiotic treatment for primary lesion; Unplanned major surgical intervention. Clinical Success: Afebrile or fever due to other cause; Lesion size decrease from baseline; Clinician assessment of mild/absent tenderness; None/lesser intensity purulent drainage of wound infection; None confounding use of systemic concomitant antibiotic; None TEAE leading to study drug discontinuation; No additional antibiotic therapy for primary lesion; No unplanned major surgical intervention; No osteomyelitis after baseline; For wound/abscess: no incision/drainage of the ABSSSI site after Day1 unless planned. For cellulitis/ersipelas: no incision/drainage of the ABSSSI site after 48-72 H Visit.

Time frame: Baseline and EOT visit (Day 11)

Population: ITT

ArmMeasureGroupValue (NUMBER)
Tedizolid Phosphate (Sivextro, BAY119-2631)Programmatically Defined Clinical Response at End of Therapy (EOT) Visit in the ITT Analysis SetClinical success82.0 Percentage of participants
Tedizolid Phosphate (Sivextro, BAY119-2631)Programmatically Defined Clinical Response at End of Therapy (EOT) Visit in the ITT Analysis SetClinical failure or Indeterminate18.0 Percentage of participants
LinezolidProgrammatically Defined Clinical Response at End of Therapy (EOT) Visit in the ITT Analysis SetClinical success84.2 Percentage of participants
LinezolidProgrammatically Defined Clinical Response at End of Therapy (EOT) Visit in the ITT Analysis SetClinical failure or Indeterminate15.8 Percentage of participants
95% CI: [-8.3, 3.8]
Secondary

Value of the Faces Rating Scale (FRS) Pain Scores at Each Time Point

The patient-reported level of pain were assessed by the faces rating scale (FRS) pain score. Ask the patient to rate their pain from 0 to 10 with 0 being no pain at all and 10 being the worst pain then enter the numerical value.

Time frame: Up to EOT visit (Day 11)

Population: ITT

ArmMeasureGroupValue (MEAN)Dispersion
Tedizolid Phosphate (Sivextro, BAY119-2631)Value of the Faces Rating Scale (FRS) Pain Scores at Each Time PointDay 24.1 Units on a scaleStandard Deviation 2.4
Tedizolid Phosphate (Sivextro, BAY119-2631)Value of the Faces Rating Scale (FRS) Pain Scores at Each Time Point48-72 hours3.2 Units on a scaleStandard Deviation 2.4
Tedizolid Phosphate (Sivextro, BAY119-2631)Value of the Faces Rating Scale (FRS) Pain Scores at Each Time PointDay 72.1 Units on a scaleStandard Deviation 2.3
Tedizolid Phosphate (Sivextro, BAY119-2631)Value of the Faces Rating Scale (FRS) Pain Scores at Each Time PointEOT1.3 Units on a scaleStandard Deviation 2
LinezolidValue of the Faces Rating Scale (FRS) Pain Scores at Each Time PointEOT1.3 Units on a scaleStandard Deviation 1.9
LinezolidValue of the Faces Rating Scale (FRS) Pain Scores at Each Time PointDay 24.2 Units on a scaleStandard Deviation 2.5
LinezolidValue of the Faces Rating Scale (FRS) Pain Scores at Each Time PointDay 72.0 Units on a scaleStandard Deviation 2.2
LinezolidValue of the Faces Rating Scale (FRS) Pain Scores at Each Time Point48-72 hours3.2 Units on a scaleStandard Deviation 2.5
Secondary

Value of the Visual Analog Scale (VAS) Pain Scores at Each Time Point

The patient-reported level of pain were assessed by the visual analog scale (VAS) pain score. VAS pain score ranged from 0 mm (no pain) to 100 mm (worst pain ever). It used a 100 mm VAS to instruct the patient to indicate the point along the line that represents the pain they are feeling. Once the patient indicates how much pain they are feeling, measure the distance from no pain and enter the value.

Time frame: Up to EOT visit (Day 11)

Population: ITT

ArmMeasureGroupValue (MEAN)Dispersion
Tedizolid Phosphate (Sivextro, BAY119-2631)Value of the Visual Analog Scale (VAS) Pain Scores at Each Time PointDay 240.9 Units on a scaleStandard Deviation 26.3
Tedizolid Phosphate (Sivextro, BAY119-2631)Value of the Visual Analog Scale (VAS) Pain Scores at Each Time Point48-72 hours30.2 Units on a scaleStandard Deviation 25.6
Tedizolid Phosphate (Sivextro, BAY119-2631)Value of the Visual Analog Scale (VAS) Pain Scores at Each Time PointDay 718.8 Units on a scaleStandard Deviation 22.9
Tedizolid Phosphate (Sivextro, BAY119-2631)Value of the Visual Analog Scale (VAS) Pain Scores at Each Time PointEOT11.6 Units on a scaleStandard Deviation 19.4
LinezolidValue of the Visual Analog Scale (VAS) Pain Scores at Each Time PointEOT10.3 Units on a scaleStandard Deviation 18.1
LinezolidValue of the Visual Analog Scale (VAS) Pain Scores at Each Time PointDay 240.1 Units on a scaleStandard Deviation 26.5
LinezolidValue of the Visual Analog Scale (VAS) Pain Scores at Each Time PointDay 717.8 Units on a scaleStandard Deviation 21.2
LinezolidValue of the Visual Analog Scale (VAS) Pain Scores at Each Time Point48-72 hours30.7 Units on a scaleStandard Deviation 25.7

Source: ClinicalTrials.gov · Data processed: Mar 2, 2026