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Trial · NCT01712399

A Long Term Safety Study of Mavrilimumab in Adult Subjects With Rheumatoid Arthritis

NCT01712399, Phase 2, Terminated, MedImmune LLC; results first posted 2017-06-01

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. A Long Term Safety Study of Mavrilimumab in Adult Subjects With Rheumatoid Arthritis. Trials, record NCT01712399. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT01712399

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
A Long Term Safety Study of Mavrilimumab in Adult Subjects With Rheumatoid Arthritis
NCT number
NCT01712399
Status
Terminated
Phases
Phase 2
Enrollment
409 participants, actual
Lead sponsor
MedImmune LLC
Conditions
Rheumatoid Arthritis
Interventions
Mavrilimumab 100 mg
First posted
2012-10-23
Last updated
2017-06-01
Results first posted
2017-06-01
Limitations and caveats
The study was terminated after approximately 3 years due to future clinical development plans, including ethical considerations.

Source ClinicalTrials.gov

Registered outcomes10

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryNumber of Participants With Treatment-Emergent Adverse Events (TEAEs) and Treatment-Emergent Serious Adverse Events (TESAEs)From the start of study drug administration up to 12 weeks after the last dose of study drug (approximately up to 3 years)
An adverse event (AE) was any untoward medical occurrence attributed to study drug in a participant who received investigational product. A serious adverse event (SAE) was an AE resulting in any of following outcomes or deemed significant for any other reason: death; initial or prolonged inpatient hospitalization; life-threatening experience (immediate risk of dying); persistent or significant disability/incapacity; congenital anomaly. TEAEs were defined as AEs with onset date after the first dose of mavrilimumab 100 mg.
PrimaryNumber of Participants With Clinical Laboratory Abnormalities Reported as Treatment-Emergent Adverse Events (TEAEs)From the start of study drug administration in the study up to 12 weeks after the last dose of study drug (approximately up to 3 years)
Laboratory parameters included hematology, serum chemistry and urinalysis recorded as TEAEs. Clinical laboratory abnormalities recorded as TEAEs were reported.TEAEs were defined as AEs with onset date after the first dose of mavrilimumab 100 mg.
PrimaryNumber of Participants With Vital Sign Abnormalities Reported as Treatment-Emergent Adverse Events (TEAEs)From the start of study drug administration in the study up to 12 weeks after the last dose of study drug (approximately up to 3 years)
Vital sign assessments included blood pressure, pulse rate, temperature, weight and respiration rate. Vital sign abnormalities recorded as TEAEs were reported. TEAEs were defined as AEs with onset date after the first dose of mavrilimumab 100 mg.
PrimaryNumber of Participants With Abnormal Electrocardiogram (ECG) Findings Reported as TEAEsFrom the start of study drug administration in the study up to 12 weeks after the last dose of study drug (approximately up to 3 years)
The 12-lead ECG data were summarized and evaluated. TEAEs related to abnormal ECG findings were recorded and reported. TEAEs were defined as AEs with onset date after the first dose of mavrilimumab 100 mg.
PrimaryNumber of Participants With Forced Expiratory Volume in 1 Second (FEV1) Outside Threshold ValuesFrom Week 24 to Week 130 at specified time points
Pulmonary function testing was performed by spirometry to assess forced expiratory volume in 1 second (FEV1). FEV1 was the maximal volume of air exhaled in the first second of a forced expiration from a position of full inspiration.The percentage (%) of predicted values of these pulmonary function tests were calculated based on decrease from baseline and categorized as less than or equal to (=\<)15% reduction from baseline, greater than (\>)15% to =\<20% reduction from baseline, \>20% reduction from baseline and \>20% reduction to \<80%. The threshold values refer to baseline values for each participant.
PrimaryNumber of Participants With Forced Expiratory Volume in 6 Seconds (FEV6) Outside Threshold ValuesFrom Week 24 to Week 130 at specified time points
Pulmonary function testing was performed by spirometry to assess forced expiratory volume in 6 seconds (FEV6). FEV6 was the maximal volume of air exhaled in the six second of a forced expiration from a position of full inspiration. The percentage of predicted values of these pulmonary function tests were calculated based on decrease from baseline and categorized as =\<15% reduction from baseline, \>15% to =\<20% reduction from baseline, \>20% reduction from baseline and \>20% reduction to \<80%. The threshold values refer to baseline values for each participant.
PrimaryNumber of Participants With Forced Vital Capacity (FVC) Outside Threshold ValuesFrom Week 24 to Week 156 at specified time points
Pulmonary function testing was performed by spirometry to assess forced vital capacity (FVC). FVC was the volume of air which can be forcibly exhaled from the lungs after taking the deepest breath possible. The percentage of predicted values of these pulmonary function tests were calculated based on decrease from baseline and categorized as =\<15% reduction from baseline, \>15% to =\<20% reduction from baseline, \>20% reduction from baseline and \>20% reduction to \<80%. The threshold values refer to baseline values for each participant.
PrimaryNumber of Participants With Clinically Meaningful Change in Borg Dyspnea Score Considered as an AEFrom Week 0 to Week 132 at specified time points
Borg dyspnea score was a validated participant reported outcome assessing participant's perceived difficulty in breathing (dyspnea). The score ranges from 0 (nothing at all) to 10 (maximal difficulty). Higher scores indicated greater difficulty in breathing.
PrimaryOxygen Saturation Levels by Pulse OximetryFrom Week 0 to Week 132 at specified time pointsOxygen saturation measured by pulse oximetry which measures the concentration of oxygen in the blood.
PrimaryDiffusing Capacity of the Lung for Carbon Monoxide (DLCO)From Week 12 to Week 156 at specified time pointsDLCO is a pulmonary function testing that measures partial pressure difference between inspired and expired carbon monoxide.

Outcomes10

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYNumber of Participants With Treatment-Emergent Adverse Events (TEAEs) and Treatment-Emergent Serious Adverse Events (TESAEs)From the start of study drug administration up to 12 weeks after the last dose of study drug (approximately up to 3 years)The As-treated Population included participants who received at least one dose of mavrilimumab 100 mg Q2W.ParticipantsNUMBER
PRIMARYNumber of Participants With Clinical Laboratory Abnormalities Reported as Treatment-Emergent Adverse Events (TEAEs)From the start of study drug administration in the study up to 12 weeks after the last dose of study drug (approximately up to 3 years)The As-treated Population included participants who received at least one dose of mavrilimumab 100 mg Q2W.ParticipantsNUMBER
PRIMARYNumber of Participants With Vital Sign Abnormalities Reported as Treatment-Emergent Adverse Events (TEAEs)From the start of study drug administration in the study up to 12 weeks after the last dose of study drug (approximately up to 3 years)The As-treated Population included participants who received at least one dose of mavrilimumab 100 mg Q2W.ParticipantsNUMBER
PRIMARYNumber of Participants With Abnormal Electrocardiogram (ECG) Findings Reported as TEAEsFrom the start of study drug administration in the study up to 12 weeks after the last dose of study drug (approximately up to 3 years)The As-treated Population included participants who received at least one dose of mavrilimumab 100 mg Q2W.ParticipantsNUMBER
PRIMARYNumber of Participants With Forced Expiratory Volume in 1 Second (FEV1) Outside Threshold ValuesFrom Week 24 to Week 130 at specified time points
The As-treated Population included participants who received at least one dose of mavrilimumab 100 mg Q2W. Here 'n' represents those participants who were evaluable for this measure at given time points.
ParticipantsNUMBER
PRIMARYNumber of Participants With Forced Expiratory Volume in 6 Seconds (FEV6) Outside Threshold ValuesFrom Week 24 to Week 130 at specified time points
The As-treated Population included participants who received at least one dose of mavrilimumab 100 mg Q2W. Here 'n' represents those participants who were evaluable for this measure at given time points.
ParticipantsNUMBER
PRIMARYNumber of Participants With Forced Vital Capacity (FVC) Outside Threshold ValuesFrom Week 24 to Week 156 at specified time points
The As-treated Population included participants who received at least one dose of mavrilimumab 100 mg Q2W. Here 'n' represents those participants who were evaluable for this measure at given time points.
ParticipantsNUMBER
PRIMARYNumber of Participants With Clinically Meaningful Change in Borg Dyspnea Score Considered as an AEFrom Week 0 to Week 132 at specified time pointsThe As-treated Population included participants who received at least one dose of mavrilimumab 100 mg Q2W.ParticipantsNUMBER
PRIMARYOxygen Saturation Levels by Pulse OximetryFrom Week 0 to Week 132 at specified time points
The As-treated Population included participants who received at least one dose of mavrilimumab 100 mg Q2W. Here 'n' represents those participants who were evaluable for this measure at given time points.
Percent saturationMEAN
PRIMARYDiffusing Capacity of the Lung for Carbon Monoxide (DLCO)From Week 12 to Week 156 at specified time points
The As-treated Population included participants who received at least one dose of mavrilimumab 100 mg Q2W. Here 'n' represents those participants who were evaluable for this measure at given time points.
(mL/min/mmHg)MEAN

Results by group124

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Number of Participants With Treatment-Emergent Adverse Events (TEAEs) and Treatment-Emergent Serious Adverse Events (TESAEs)Mavrilimumab 100 mgTEAEs288Participants
Number of Participants With Treatment-Emergent Adverse Events (TEAEs) and Treatment-Emergent Serious Adverse Events (TESAEs)Mavrilimumab 100 mgTESAEs46Participants
Number of Participants With Clinical Laboratory Abnormalities Reported as Treatment-Emergent Adverse Events (TEAEs)Mavrilimumab 100 mgAnaemia8Participants
Number of Participants With Clinical Laboratory Abnormalities Reported as Treatment-Emergent Adverse Events (TEAEs)Mavrilimumab 100 mgEosinophilia1Participants
Number of Participants With Clinical Laboratory Abnormalities Reported as Treatment-Emergent Adverse Events (TEAEs)Mavrilimumab 100 mgIron deficiency anaemia2Participants
Number of Participants With Clinical Laboratory Abnormalities Reported as Treatment-Emergent Adverse Events (TEAEs)Mavrilimumab 100 mgLeukocytosis1Participants
Number of Participants With Clinical Laboratory Abnormalities Reported as Treatment-Emergent Adverse Events (TEAEs)Mavrilimumab 100 mgLeukopenia1Participants
Number of Participants With Clinical Laboratory Abnormalities Reported as Treatment-Emergent Adverse Events (TEAEs)Mavrilimumab 100 mgLymphadenopathy1Participants
Number of Participants With Clinical Laboratory Abnormalities Reported as Treatment-Emergent Adverse Events (TEAEs)Mavrilimumab 100 mgNeutropenia2Participants
Number of Participants With Clinical Laboratory Abnormalities Reported as Treatment-Emergent Adverse Events (TEAEs)Mavrilimumab 100 mgSpontaneous haematoma1Participants

Participant flow3

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDMavrilimumab 100 mg397
Overall StudyCOMPLETEDMavrilimumab 100 mg0
Overall StudyNOT COMPLETEDMavrilimumab 100 mg397

Adverse events64

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherDental cariesGastrointestinal disordersMavrilimumab 100 mg83979
otherDiarrhoeaGastrointestinal disordersMavrilimumab 100 mg1539715
otherBronchitisInfections and infestationsMavrilimumab 100 mg4439759
otherGastroenteritisInfections and infestationsMavrilimumab 100 mg1139714
otherInfluenzaInfections and infestationsMavrilimumab 100 mg2339726
otherNasopharyngitisInfections and infestationsMavrilimumab 100 mg5939790
otherOral herpesInfections and infestationsMavrilimumab 100 mg1139713
otherPharyngitisInfections and infestationsMavrilimumab 100 mg1839720
otherRespiratory tract infectionInfections and infestationsMavrilimumab 100 mg1339721
otherRhinitisInfections and infestationsMavrilimumab 100 mg939710

Adverse event totals3

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityMavrilimumab 100 mg
Total, other adverse eventsMavrilimumab 100 mg214397
Total, serious adverse eventsMavrilimumab 100 mg46397

Papers1

The papers the trial lists on ClinicalTrials.gov.

PMIDListed as
29361199DERIVED

Source PubMed

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT01712399

GET https://conductscience.org/api/trials/v1/NCT01712399/results?page=2