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CompletedNCT02569541Updated Jan 30, 2020Results posted

Oral Sodium Fusidate (CEM-102) for the Treatment of Staphylococcal Bone or Joint Infections

A Phase 2/3 interventional study of sodium fusidate in Refractory Bone or Joint Infections, sponsored by Arrevus Inc.. Completed at 19 sites in United States. Open to participants aged 12 Years and older. Per ClinicalTrials.gov, last updated 2020-01-30.

Sponsored by Arrevus Inc. · Phase 2/3, Interventional, and Treatment

Phase
Phase 2/3
Study type
Interventional
Enrollment
30
Allocation
Not applicable
Ages
12 Years and older
Sex
All
01

Study summary

To evaluate the safety and effectiveness of oral sodium fusidate (CEM-102) as chronic antibiotic for the treatment of bone or joint infections.

Read the detailed description

Prospective, open-label, non-randomized, single-arm trial to evaluate the safety and effectiveness of CEM-102 for chronic antibiotic suppressive therapy of bone or joint infections. Subjects enrolling in this study must have a refractory staphylococcal bone or joint infection that requires suppressive antibiotic therapy (e.g. having an infection that cannot be managed by complete removal of the infected bone or foreign material, a refractory infection not responding to previous treatment, or not being a candidate for long-term intravenous antibiotic therapy).

02

Conditions studied

  • Refractory Bone or Joint Infections

Keywords

  • fusidic acid
  • prosthetic joint infections
  • bone infections
  • osteomyelitis
03

In context

Infections

6,687 studies on the registry are indexed under Infections; 807 are open to participants now.

This study's enrollment of 30 is below the median of 120 across 4,201 interventional studies indexed under Infections.

Browse Infections studies →

Lead sponsor

Arrevus Inc. is the lead sponsor of 5 studies on the registry; none are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
12 Years and older
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • Adolescents between 12 and 18 years must weigh >60 kg
  • Bone or joint infection due to an inclusionary pathogen demonstrated from a culture from samples obtained within 6 weeks prior to enrollment
  • Not a candidate, as determined by the Investigator, for suitable alternative therapy
  • After completion of 1-2 weeks of the companion antibiotic, must be a suitable candidate for CEM-102 monotherapy for chronic treatment

Exclusion criteria

Exclusion Criteria:

  • Requires concomitant treatment with OATP1B1 and OATP1B3 substrates, in particular, statins (HMG-CoA reductase inhibitors)
  • Known severe renal impairment, as indicated by estimated CrCl \<30 mL/min (by Cockcroft-Gault calculation)
  • Evidence of significant liver disease: ALT >3 × ULN or direct bilirubin >ULN; known cirrhosis with decompensation (i.e. Child-Pugh Class B or C disease)
05

Study design

Phase
Phase 2 / Phase 3
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
30 participants (actual)

Study arms

  • Experimental
    CEM-102 (Sodium fusidate)

    1500 mg by mouth every 12 hours for 2 doses, then 600 mg by mouth every 12 hours thereafter, until end of therapy: * 6 months of treatment; or * 24 months of treatment (if continued on chronic suppressive therapy)

    Drug: sodium fusidate

Interventions

  • Drugsodium fusidate

    Also known as: CEM-102, fusidic acid

06

What researchers measure

Primary outcomes

  1. Clinical Success at 6 Months

    Number of participants in the intent to treat (ITT) analysis set who meet all the criteria for clinical success at the 6-Month Visit. Clinical success was defined to occur when subjects met all of the following criteria: 1) Subject was not hospitalized due to worsening of the study-qualifying orthopedic infection. 2) Subject did not undergo a definitive surgical procedure (such as amputation). 2) No additional antibiotics (after completion of companion antibiotics) are required for treatment of the orthopedic infection due to the inclusionary pathogen. 3) Wound is closed, or the open area decreased in size (L x W) and, if a skin graft was done, the graft remains viable without evidence of infection. 4) No purulent discharge from the surgical wound, or new or recurring sinus tract. 5) No worsening of redness, tenderness, or swelling at the primary infection site. 5) No bacteremia

    Time frame: 6 months after start of treatment

Secondary outcomes

  1. Safety and Tolerability

    Number of participants with TEAEs, SAEs, deaths, and discontinuations due to AEs. Treatment-emergent adverse events, defined as events with a start date on or after the initiation of study drug through 28 days after the last dose of study drug, are reported.

    Time frame: Entire study period - up to 24 months

  2. Clinical Success at 9 Months

    Number of participants in the ITT analysis set who meet all the criteria for clinical success at the 9-Month Visit. Clinical success was defined to occur when subjects met all of the following criteria: 1) Subject was not hospitalized due to worsening of the study-qualifying orthopedic infection. 2) Subject did not undergo a definitive surgical procedure (such as amputation). 2) No additional antibiotics (after completion of companion antibiotics) are required for treatment of the orthopedic infection due to the inclusionary pathogen. 3) Wound is closed, or the open area decreased in size (L x W) and, if a skin graft was done, the graft remains viable without evidence of infection. 4) No purulent discharge from the surgical wound, or new or recurring sinus tract. 5) No worsening of redness, tenderness, or swelling at the primary infection site. 5) No bacteremia

    Time frame: 9 months after start of treatment

  3. Clinical Success at 12 Months

    Number of participants in the ITT analysis set who meet all the criteria for clinical success at the 12-Month Visit. Clinical success was defined to occur when subjects met all of the following criteria: 1) Subject was not hospitalized due to worsening of the study-qualifying orthopedic infection. 2) Subject did not undergo a definitive surgical procedure (such as amputation). 2) No additional antibiotics (after completion of companion antibiotics) are required for treatment of the orthopedic infection due to the inclusionary pathogen. 3) Wound is closed, or the open area decreased in size (L x W) and, if a skin graft was done, the graft remains viable without evidence of infection. 4) No purulent discharge from the surgical wound, or new or recurring sinus tract. 5) No worsening of redness, tenderness, or swelling at the primary infection site. 5) No bacteremia

    Time frame: 12 months after start of treatment

  4. Clinical Success at 15 Months

    Number of participants in the ITT analysis set who meet all the criteria for clinical success at the 15-Month Visit. Clinical success was defined to occur when subjects met all of the following criteria: 1) Subject was not hospitalized due to worsening of the study-qualifying orthopedic infection. 2) Subject did not undergo a definitive surgical procedure (such as amputation). 2) No additional antibiotics (after completion of companion antibiotics) are required for treatment of the orthopedic infection due to the inclusionary pathogen. 3) Wound is closed, or the open area decreased in size (L x W) and, if a skin graft was done, the graft remains viable without evidence of infection. 4) No purulent discharge from the surgical wound, or new or recurring sinus tract. 5) No worsening of redness, tenderness, or swelling at the primary infection site. 5) No bacteremia

    Time frame: 15 months after start of treatment

  5. Clinical Success at 18 Months

    Number of participants in the ITT analysis set who meet all the criteria for clinical success at the 18-Month Visit. Clinical success was defined to occur when subjects met all of the following criteria: 1) Subject was not hospitalized due to worsening of the study-qualifying orthopedic infection. 2) Subject did not undergo a definitive surgical procedure (such as amputation). 2) No additional antibiotics (after completion of companion antibiotics) are required for treatment of the orthopedic infection due to the inclusionary pathogen. 3) Wound is closed, or the open area decreased in size (L x W) and, if a skin graft was done, the graft remains viable without evidence of infection. 4) No purulent discharge from the surgical wound, or new or recurring sinus tract. 5) No worsening of redness, tenderness, or swelling at the primary infection site. 5) No bacteremia

    Time frame: 18 months after start of treatment

  6. Clinical Success at 21 Months

    Number of participants in the ITT analysis set who meet all the criteria for clinical success at the 21-Month Visit. Clinical success was defined to occur when subjects met all of the following criteria: 1) Subject was not hospitalized due to worsening of the study-qualifying orthopedic infection. 2) Subject did not undergo a definitive surgical procedure (such as amputation). 2) No additional antibiotics (after completion of companion antibiotics) are required for treatment of the orthopedic infection due to the inclusionary pathogen. 3) Wound is closed, or the open area decreased in size (L x W) and, if a skin graft was done, the graft remains viable without evidence of infection. 4) No purulent discharge from the surgical wound, or new or recurring sinus tract. 5) No worsening of redness, tenderness, or swelling at the primary infection site. 5) No bacteremia

    Time frame: 21 months after start of treatment

  7. Clinical Success at 24 Months

    Number of participants in the ITT analysis set who meet all the criteria for clinical success at the 24-Month Visit. Clinical success was defined to occur when subjects met all of the following criteria: 1) Subject was not hospitalized due to worsening of the study-qualifying orthopedic infection. 2) Subject did not undergo a definitive surgical procedure (such as amputation). 2) No additional antibiotics (after completion of companion antibiotics) are required for treatment of the orthopedic infection due to the inclusionary pathogen. 3) Wound is closed, or the open area decreased in size (L x W) and, if a skin graft was done, the graft remains viable without evidence of infection. 4) No purulent discharge from the surgical wound, or new or recurring sinus tract. 5) No worsening of redness, tenderness, or swelling at the primary infection site. 5) No bacteremia

    Time frame: 24 months after start of treatment

07

Results

Posted Jan 30, 2020

Participant flow

Participant flow — Overall Study
MilestoneCEM-102 (Sodium Fusidate)
Started30
Completed9
Not completed21

Outcome measures

PrimaryClinical Success at 6 Months

Number of participants in the intent to treat (ITT) analysis set who meet all the criteria for clinical success at the 6-Month Visit. Clinical success was defined to occur when subjects met all of the following criteria: 1) Subject was not hospitalized due to worsening of the study-qualifying orthopedic infection. 2) Subject did not undergo a definitive surgical procedure (such as amputation). 2) No additional antibiotics (after completion of companion antibiotics) are required for treatment of the orthopedic infection due to the inclusionary pathogen. 3) Wound is closed, or the open area decreased in size (L x W) and, if a skin graft was done, the graft remains viable without evidence of infection. 4) No purulent discharge from the surgical wound, or new or recurring sinus tract. 5) No worsening of redness, tenderness, or swelling at the primary infection site. 5) No bacteremia

Time frame:
6 months after start of treatment
Reported as:
Count of participants · Participants
Clinical Success at 6 Months
ParticipantsCEM-102 (Sodium Fusidate)
Clinical Success18
Clinical Failure9
Indeterminate3
SecondarySafety and Tolerability

Number of participants with TEAEs, SAEs, deaths, and discontinuations due to AEs. Treatment-emergent adverse events, defined as events with a start date on or after the initiation of study drug through 28 days after the last dose of study drug, are reported.

Time frame:
Entire study period - up to 24 months
Reported as:
Count of participants · Participants
Safety and Tolerability
ParticipantsCEM-102 (Sodium Fusidate)
Treatment Emergent AE (TEAE)29
Severe TEAE12
TEAE Related to Study Drug7
TEAE Leading to Study Discontinuation9
TEAE Leading to Study Drug Discontinuation12
TE Serious Adverse Event (SAE)15
TE SAE with outcome of death0
TE SAE Related to Study Drug0
TE SAE Leading to Study Discontinuation7
TE SAE Leading to Study Drug Discontinuation9
SecondaryClinical Success at 9 Months

Number of participants in the ITT analysis set who meet all the criteria for clinical success at the 9-Month Visit. Clinical success was defined to occur when subjects met all of the following criteria: 1) Subject was not hospitalized due to worsening of the study-qualifying orthopedic infection. 2) Subject did not undergo a definitive surgical procedure (such as amputation). 2) No additional antibiotics (after completion of companion antibiotics) are required for treatment of the orthopedic infection due to the inclusionary pathogen. 3) Wound is closed, or the open area decreased in size (L x W) and, if a skin graft was done, the graft remains viable without evidence of infection. 4) No purulent discharge from the surgical wound, or new or recurring sinus tract. 5) No worsening of redness, tenderness, or swelling at the primary infection site. 5) No bacteremia

Time frame:
9 months after start of treatment
Reported as:
Count of participants · Participants
Clinical Success at 9 Months
ParticipantsCEM-102 (Sodium Fusidate)
Clinical Success15
Clinical Failure11
Indeterminate4
SecondaryClinical Success at 12 Months

Number of participants in the ITT analysis set who meet all the criteria for clinical success at the 12-Month Visit. Clinical success was defined to occur when subjects met all of the following criteria: 1) Subject was not hospitalized due to worsening of the study-qualifying orthopedic infection. 2) Subject did not undergo a definitive surgical procedure (such as amputation). 2) No additional antibiotics (after completion of companion antibiotics) are required for treatment of the orthopedic infection due to the inclusionary pathogen. 3) Wound is closed, or the open area decreased in size (L x W) and, if a skin graft was done, the graft remains viable without evidence of infection. 4) No purulent discharge from the surgical wound, or new or recurring sinus tract. 5) No worsening of redness, tenderness, or swelling at the primary infection site. 5) No bacteremia

Time frame:
12 months after start of treatment
Reported as:
Count of participants · Participants
Clinical Success at 12 Months
ParticipantsCEM-102 (Sodium Fusidate)
Clinical Success10
Clinical Failure15
Indeterminate5
SecondaryClinical Success at 15 Months

Number of participants in the ITT analysis set who meet all the criteria for clinical success at the 15-Month Visit. Clinical success was defined to occur when subjects met all of the following criteria: 1) Subject was not hospitalized due to worsening of the study-qualifying orthopedic infection. 2) Subject did not undergo a definitive surgical procedure (such as amputation). 2) No additional antibiotics (after completion of companion antibiotics) are required for treatment of the orthopedic infection due to the inclusionary pathogen. 3) Wound is closed, or the open area decreased in size (L x W) and, if a skin graft was done, the graft remains viable without evidence of infection. 4) No purulent discharge from the surgical wound, or new or recurring sinus tract. 5) No worsening of redness, tenderness, or swelling at the primary infection site. 5) No bacteremia

Time frame:
15 months after start of treatment
Reported as:
Count of participants · Participants
Clinical Success at 15 Months
ParticipantsCEM-102 (Sodium Fusidate)
Clinical Success8
Clinical Failure17
Indeterminate5
SecondaryClinical Success at 18 Months

Number of participants in the ITT analysis set who meet all the criteria for clinical success at the 18-Month Visit. Clinical success was defined to occur when subjects met all of the following criteria: 1) Subject was not hospitalized due to worsening of the study-qualifying orthopedic infection. 2) Subject did not undergo a definitive surgical procedure (such as amputation). 2) No additional antibiotics (after completion of companion antibiotics) are required for treatment of the orthopedic infection due to the inclusionary pathogen. 3) Wound is closed, or the open area decreased in size (L x W) and, if a skin graft was done, the graft remains viable without evidence of infection. 4) No purulent discharge from the surgical wound, or new or recurring sinus tract. 5) No worsening of redness, tenderness, or swelling at the primary infection site. 5) No bacteremia

Time frame:
18 months after start of treatment
Reported as:
Count of participants · Participants
Clinical Success at 18 Months
ParticipantsCEM-102 (Sodium Fusidate)
Clinical Success8
Clinical Failure16
Indeterminate6
SecondaryClinical Success at 21 Months

Number of participants in the ITT analysis set who meet all the criteria for clinical success at the 21-Month Visit. Clinical success was defined to occur when subjects met all of the following criteria: 1) Subject was not hospitalized due to worsening of the study-qualifying orthopedic infection. 2) Subject did not undergo a definitive surgical procedure (such as amputation). 2) No additional antibiotics (after completion of companion antibiotics) are required for treatment of the orthopedic infection due to the inclusionary pathogen. 3) Wound is closed, or the open area decreased in size (L x W) and, if a skin graft was done, the graft remains viable without evidence of infection. 4) No purulent discharge from the surgical wound, or new or recurring sinus tract. 5) No worsening of redness, tenderness, or swelling at the primary infection site. 5) No bacteremia

Time frame:
21 months after start of treatment
Reported as:
Count of participants · Participants
Clinical Success at 21 Months
ParticipantsCEM-102 (Sodium Fusidate)
Clinical Success6
Clinical Failure17
Indeterminate7
SecondaryClinical Success at 24 Months

Number of participants in the ITT analysis set who meet all the criteria for clinical success at the 24-Month Visit. Clinical success was defined to occur when subjects met all of the following criteria: 1) Subject was not hospitalized due to worsening of the study-qualifying orthopedic infection. 2) Subject did not undergo a definitive surgical procedure (such as amputation). 2) No additional antibiotics (after completion of companion antibiotics) are required for treatment of the orthopedic infection due to the inclusionary pathogen. 3) Wound is closed, or the open area decreased in size (L x W) and, if a skin graft was done, the graft remains viable without evidence of infection. 4) No purulent discharge from the surgical wound, or new or recurring sinus tract. 5) No worsening of redness, tenderness, or swelling at the primary infection site. 5) No bacteremia

Time frame:
24 months after start of treatment
Reported as:
Count of participants · Participants
Clinical Success at 24 Months
ParticipantsCEM-102 (Sodium Fusidate)
Clinical Success7
Clinical Failure17
Indeterminate6

Adverse events

Collected over 24 months. Non-serious events are listed at a 5% frequency threshold.

Adverse event summary by group
GroupDeathsSeriousOther
CEM-102 (Sodium Fusidate)0/30 (0%)15/30 (50%)27/30 (90%)
Most frequent serious events
Showing 10 of 24
Most frequent serious events
EventCEM-102 (Sodium Fusidate)
Device related infectionInfections and infestations4/30
Cardiac failure congestiveCardiac disorders3/30
Atrial fibrillationCardiac disorders2/30
SyncopeNervous system disorders2/30
BradycardiaCardiac disorders1/30
Gastrointestinal haemorrhageGastrointestinal disorders1/30
Arthritis infectiveInfections and infestations1/30
DiverticulitisInfections and infestations1/30
PneumoniaInfections and infestations1/30
PyelonephritisInfections and infestations1/30
Most frequent other events
Showing 10 of 30
Most frequent other events
EventCEM-102 (Sodium Fusidate)
Urinary tract infectionInfections and infestations9/30
AnaemiaBlood and lymphatic system disorders4/30
NauseaGastrointestinal disorders4/30
Oedema peripheralGeneral disorders4/30
Peripheral swellingGeneral disorders4/30
PyrexiaGeneral disorders4/30
DyspepsiaGastrointestinal disorders3/30
HypokalemiaMetabolism and nutrition disorders3/30
ArthralgiaMusculoskeletal and connective tissue disorders3/30
Vision blurredEye disorders2/30

Baseline characteristics

Intent-to-Treat (ITT) Population included all subjects who provided informed consent, met all eligibility criteria, and were enrolled in the study.

Age, Continuous
Age, Continuous(years)CEM-102 (Sodium Fusidate)
Mean61 ± 13.4
Sex: Female, Male
Sex: Female, Male(Participants)CEM-102 (Sodium Fusidate)
Female10
Male20
Ethnicity (NIH/OMB)
Ethnicity (NIH/OMB)(Participants)CEM-102 (Sodium Fusidate)
Hispanic or Latino2
Not Hispanic or Latino28
Unknown or Not Reported0
Race (NIH/OMB)
Race (NIH/OMB)(Participants)CEM-102 (Sodium Fusidate)
American Indian or Alaska Native0
Asian0
Native Hawaiian or Other Pacific Islander0
Black or African American2
White27
More than one race1
Unknown or Not Reported0
Region of Enrollment
Region of Enrollment(participants)CEM-102 (Sodium Fusidate)
United States30
Height
Height(cm)CEM-102 (Sodium Fusidate)
Mean174.5 ± 11.54
Weight
Weight(kg)CEM-102 (Sodium Fusidate)
Mean87.4 ± 22.12
BMI
BMI(kg/m2)CEM-102 (Sodium Fusidate)
Mean28.7 ± 6.79

3 further baseline measures are reported on the registry.

08

Study locations

19 sites
  • Fountain Valley, California 92708, United States
  • San Dimas, California 91773, United States
  • Sylmar, California 91432, United States
  • Torrance, California 90502, United States
  • Tamarac, Florida 33321, United States
  • Springfield, Illinois 62703, United States
  • Louisville, Kentucky 40202, United States
  • Baltimore, Maryland 21218, United States
  • Boston, Massachusetts 02111, United States
  • Detroit, Michigan 48202, United States
  • Butte, Montana 59701, United States
  • Somers Point, New Jersey 08244, United States
  • Charlotte, North Carolina 28207, United States
  • Cincinnati, Ohio 45219, United States
  • Cleveland, Ohio 44195, United States
  • Haverford, Pennsylvania 19041, United States
  • Malvern, Pennsylvania 19355, United States
  • Philadelphia, Pennsylvania 19107, United States
  • Houston, Texas 77030, United States
09

References and documents

Study documents

  • Protocol and statistical analysis plan · Dec 4, 2017

Documents are hosted by the registry — open the source record to download them.

Individual participant data

Plan to share: No

10

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jan 30, 2020, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
11

Registry details

Key details

Study ID
NCT02569541
Lead sponsor
Arrevus Inc.
Responsible party
Sponsor
First posted
Oct 6, 2015
Start date
Dec 2015
Primary completion
Oct 17, 2017
Completion
Feb 21, 2019
Results posted
Jan 30, 2020
Last update
Jan 30, 2020

Study contacts

Robert Dobbins, MD, PhD
study director · Melinta Therapeutics, Inc.

Oversight

Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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