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Trial ยท NCT00925002

Safety And Efficacy Evaluation Of Fx-1006A In Subjects With Transthyretin Amyloidosis

NCT00925002, Phase 3, Completed, Pfizer; results first posted 2021-07-29

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Safety And Efficacy Evaluation Of Fx-1006A In Subjects With Transthyretin Amyloidosis. Trials, record NCT00925002. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT00925002

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Trial

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

Title
Safety And Efficacy Evaluation Of Fx-1006A In Subjects With Transthyretin Amyloidosis
NCT number
NCT00925002
Status
Completed
Phases
Phase 3
Enrollment
93 participants, actual
Lead sponsor
Pfizer
Conditions
ATTR-PN
Interventions
Tafamidis
First posted
2009-06-19
Last updated
2021-07-29
Other registries' IDs
eudract:2009-011535-12
Results first posted
2021-07-29

Source ClinicalTrials.gov

Registered outcomes45

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

ListOutcomeTime frameDescription
PrimaryVal30Met Group: Neuropathy Impairment Score Lower Limb (NIS-LL) Score at BaselineBaseline (i.e. last measurement prior to first dose) of B3461020 (Fx-005)
NIS-LL: a subscale (of 37-item NIS questionnaire) that provided a total neuropathic deficit score for the lower limbs. It assess muscle weakness, reflexes, sensation; scored separately for left, right limbs. Components of muscle weakness (hip and knee flexion, hip and knee extension, ankle dorsiflexors, ankle plantar flexors, toe extensors, toe flexors) scored on scale 0 (normal) to 4 (paralysis), higher score=greater weakness. Components of reflexes (quadriceps femoris, triceps surae); sensation (touch pressure, pin-prick, vibration, joint position) scored 0=normal, 1=decreased, or 2=absent. Total possible NIS-LL score range 0-88, high score=more impairment.
PrimaryVal30Met Group: Change From B3461020 Baseline in Neuropathy Impairment Score Lower Limb (NIS-LL) Score at Month 30Baseline (i.e. last measurement prior to first dose) of B3461020 (Fx-005), Month 30
NIS-LL: a subscale (of 37-item NIS questionnaire) that provided a total neuropathic deficit score for the lower limbs. It assess muscle weakness, reflexes, sensation; scored separately for left, right limbs. Components of muscle weakness (hip and knee flexion, hip and knee extension, ankle dorsiflexors, ankle plantar flexors, toe extensors, toe flexors) scored on scale 0 (normal) to 4 (paralysis), higher score=greater weakness. Components of reflexes (quadriceps femoris, triceps surae); sensation (touch pressure, pin-prick, vibration, joint position) scored 0=normal, 1=decreased, or 2=absent. Total possible NIS-LL score range 0-88, high score=more impairment.
PrimaryVal30Met Group: Change From B3461020 Baseline in Neuropathy Impairment Score Lower Limb (NIS-LL) Score at Month 66Baseline (i.e. last measurement prior to first dose) of B3461020 (Fx-005), Month 66
NIS-LL: a subscale (of 37-item NIS questionnaire) that provided a total neuropathic deficit score for the lower limbs. It assess muscle weakness, reflexes, sensation; scored separately for left, right limbs. Components of muscle weakness (hip and knee flexion, hip and knee extension, ankle dorsiflexors, ankle plantar flexors, toe extensors, toe flexors) scored on scale 0 (normal) to 4 (paralysis), higher score=greater weakness. Components of reflexes (quadriceps femoris, triceps surae); sensation (touch pressure, pin-prick, vibration, joint position) scored 0=normal, 1=decreased, or 2=absent. Total possible NIS-LL score range 0-88, high score=more impairment.
PrimaryNonVal30Met Group: Neuropathy Impairment Score Lower Limb (NIS-LL) Score at BaselineBaseline (i.e. last measurement prior to first dose) of B3461022 (Fx1A-201)
NIS-LL: a subscale (of 37-item NIS questionnaire) that provided a total neuropathic deficit score for the lower limbs. It assess muscle weakness, reflexes, sensation; scored separately for left, right limbs. Components of muscle weakness (hip and knee flexion, hip and knee extension, ankle dorsiflexors, ankle plantar flexors, toe extensors, toe flexors) scored on scale 0 (normal) to 4 (paralysis), higher score=greater weakness. Components of reflexes (quadriceps femoris, triceps surae); sensation (touch pressure, pin-prick, vibration, joint position) scored 0=normal, 1=decreased, or 2=absent. Total possible NIS-LL score range 0-88, high score=more impairment.
PrimaryNonVal30Met Group: Change From B3461022 Baseline in Neuropathy Impairment Score Lower Limb (NIS-LL) Score at Month 12Baseline (i.e. last measurement prior to first dose) of B3461022 (Fx1A-201), Month 12
NIS-LL: a subscale (of 37-item NIS questionnaire) that provided a total neuropathic deficit score for the lower limbs. It assess muscle weakness, reflexes, sensation; scored separately for left, right limbs. Components of muscle weakness (hip and knee flexion, hip and knee extension, ankle dorsiflexors, ankle plantar flexors, toe extensors, toe flexors) scored on scale 0 (normal) to 4 (paralysis), higher score=greater weakness. Components of reflexes (quadriceps femoris, triceps surae); sensation (touch pressure, pin-prick, vibration, joint position) scored 0=normal, 1=decreased, or 2=absent. Total possible NIS-LL score range 0-88, high score=more impairment.
PrimaryNonVal30Met Group: Change From B3461022 Baseline in Neuropathy Impairment Score Lower Limb (NIS-LL) Score at Month 60Baseline (i.e. last measurement prior to first dose) of B3461022 (Fx1A-201), Month 60
NIS-LL: a subscale (of 37-item NIS questionnaire) that provided a total neuropathic deficit score for the lower limbs. It assess muscle weakness, reflexes, sensation; scored separately for left, right limbs. Components of muscle weakness (hip and knee flexion, hip and knee extension, ankle dorsiflexors, ankle plantar flexors, toe extensors, toe flexors) scored on scale 0 (normal) to 4 (paralysis), higher score=greater weakness. Components of reflexes (quadriceps femoris, triceps surae); sensation (touch pressure, pin-prick, vibration, joint position) scored 0=normal, 1=decreased, or 2=absent. Total possible NIS-LL score range 0-88, high score=more impairment.
PrimaryVal30Met Group: Total Quality of Life (TQOL) Score Assessed Using Norfolk Quality of Life for Diabetic Neuropathy (QOL-DN) Questionnaire at BaselineBaseline of B3461020 (Fx-005)
Norfolk QOL-DN: 35-item participant-rated questionnaire; assessed impact of DN on health related QOL of participants with DN. Scoring was based on 35 questions that yield a TQOL as well as 5 subscale scores: symptoms, activities of daily living (ADLs), large fiber neuropathy/physical functioning, small fiber neuropathy, and autonomic neuropathy. TQOL score: sum of all items, total possible score range= -2 to 138, where higher score=worse QOL.
PrimaryVal30Met Group: Change From B3461020 Baseline in Total Quality of Life (TQOL) Score Assessed Using Norfolk Quality of Life for Diabetic Neuropathy (QOL-DN) Questionnaire at Month 30Baseline of B3461020 (Fx-005), Month 30
Norfolk QOL-DN: 35-item participant-rated questionnaire; assessed impact of DN on health related QOL of participants with DN. Scoring was based on 35 questions that yield a TQOL as well as 5 subscale scores: symptoms, activities of daily living (ADLs), large fiber neuropathy/physical functioning, small fiber neuropathy, and autonomic neuropathy. TQOL score: sum of all items, total possible score range= -2 to 138, where higher score=worse QOL.
PrimaryVal30Met Group: Change From B3461020 Baseline in Total Quality of Life (TQOL) Score Assessed Using Norfolk Quality of Life for Diabetic Neuropathy (QOL-DN) Questionnaire at Month 66Baseline of B3461020 (Fx-005), Month 66
Norfolk QOL-DN: 35-item participant-rated questionnaire; assessed impact of DN on health related QOL of participants with DN. Scoring was based on 35 questions that yield a TQOL as well as 5 subscale scores: symptoms, activities of daily living (ADLs), large fiber neuropathy/physical functioning, small fiber neuropathy, and autonomic neuropathy. TQOL score: sum of all items, total possible score range= -2 to 138, where higher score=worse QOL.
PrimaryNonVal30Met Group: Total Quality of Life (TQOL) Score Assessed Using Norfolk Quality of Life for Diabetic Neuropathy (QOL-DN) Questionnaire at BaselineBaseline of B3461022 (Fx1A-201)
Norfolk QOL-DN: 35-item participant-rated questionnaire; assessed impact of DN on health related QOL of participants with DN. Scoring was based on 35 questions that yield a TQOL as well as 5 subscale scores: symptoms, activities of daily living (ADLs), large fiber neuropathy/physical functioning, small fiber neuropathy, and autonomic neuropathy. TQOL score: sum of all items, total possible score range= -2 to 138, where higher score=worse QOL.

Outcomes45

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYVal30Met Group: Neuropathy Impairment Score Lower Limb (NIS-LL) Score at BaselineBaseline (i.e. last measurement prior to first dose) of B3461020 (Fx-005)ITT population included all enrolled participants who had taken at least one dose of study medication, and who had baseline and at least one post-baseline NIS-LL measure.units on a scaleMEAN
PRIMARYVal30Met Group: Change From B3461020 Baseline in Neuropathy Impairment Score Lower Limb (NIS-LL) Score at Month 30Baseline (i.e. last measurement prior to first dose) of B3461020 (Fx-005), Month 30
ITT population included all enrolled participants who had taken at least one dose of study medication, and who had baseline and at least one post-baseline NIS-LL measure. Here, Overall number of participants analyzed signifies participants who were evaluable for this outcome measure.
units on a scaleLEAST_SQUARES_MEAN
PRIMARYVal30Met Group: Change From B3461020 Baseline in Neuropathy Impairment Score Lower Limb (NIS-LL) Score at Month 66Baseline (i.e. last measurement prior to first dose) of B3461020 (Fx-005), Month 66
ITT population included all enrolled participants who had taken at least one dose of study medication, and who had baseline and at least one post-baseline NIS-LL measure. Here, Overall number of participants analyzed signifies participants who were evaluable for this outcome measure.
units on a scaleLEAST_SQUARES_MEAN
PRIMARYNonVal30Met Group: Neuropathy Impairment Score Lower Limb (NIS-LL) Score at BaselineBaseline (i.e. last measurement prior to first dose) of B3461022 (Fx1A-201)ITT population included all enrolled participants who had taken at least one dose of study medication, and who had baseline and at least one post-baseline NIS-LL measure.units on a scaleMEAN
PRIMARYNonVal30Met Group: Change From B3461022 Baseline in Neuropathy Impairment Score Lower Limb (NIS-LL) Score at Month 12Baseline (i.e. last measurement prior to first dose) of B3461022 (Fx1A-201), Month 12ITT population included all enrolled participants who had taken at least one dose of study medication, and who had baseline and at least one post-baseline NIS-LL measure.units on a scaleLEAST_SQUARES_MEAN
PRIMARYNonVal30Met Group: Change From B3461022 Baseline in Neuropathy Impairment Score Lower Limb (NIS-LL) Score at Month 60Baseline (i.e. last measurement prior to first dose) of B3461022 (Fx1A-201), Month 60
ITT population included all enrolled participants who had taken at least one dose of study medication, and who had baseline and at least one post-baseline NIS-LL measure. Here, Overall number of participants analyzed signifies participants who were evaluable for this outcome measure.
units on a scaleLEAST_SQUARES_MEAN
PRIMARYVal30Met Group: Total Quality of Life (TQOL) Score Assessed Using Norfolk Quality of Life for Diabetic Neuropathy (QOL-DN) Questionnaire at BaselineBaseline of B3461020 (Fx-005)
ITT population included all enrolled participants who had taken at least one dose of study medication, and who had baseline and at least one post-baseline NIS-LL measure. Here, Overall number of participants analyzed signifies participants who were evaluable for this outcome measure.
units on a scaleMEAN
PRIMARYVal30Met Group: Change From B3461020 Baseline in Total Quality of Life (TQOL) Score Assessed Using Norfolk Quality of Life for Diabetic Neuropathy (QOL-DN) Questionnaire at Month 30Baseline of B3461020 (Fx-005), Month 30
ITT population included all enrolled participants who had taken at least one dose of study medication, and who had baseline and at least one post-baseline NIS-LL measure. Here, Overall number of participants analyzed signifies participants who were evaluable for this outcome measure.
units on a scaleLEAST_SQUARES_MEAN
PRIMARYVal30Met Group: Change From B3461020 Baseline in Total Quality of Life (TQOL) Score Assessed Using Norfolk Quality of Life for Diabetic Neuropathy (QOL-DN) Questionnaire at Month 66Baseline of B3461020 (Fx-005), Month 66
ITT population included all enrolled participants who had taken at least one dose of study medication, and who had baseline and at least one post-baseline NIS-LL measure. Here, Overall number of participants analyzed signifies participants who were evaluable for this outcome measure.
units on a scaleLEAST_SQUARES_MEAN
PRIMARYNonVal30Met Group: Total Quality of Life (TQOL) Score Assessed Using Norfolk Quality of Life for Diabetic Neuropathy (QOL-DN) Questionnaire at BaselineBaseline of B3461022 (Fx1A-201)ITT population included all enrolled participants who had taken at least one dose of study medication, and who had baseline and at least one post-baseline NIS-LL measure.units on a scaleMEAN

Results by group1,030

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

OutcomeGroupCategoryValueSpreadUnits
Val30Met Group: Neuropathy Impairment Score Lower Limb (NIS-LL) Score at BaselineVal30Met: Tafamidis Then Tafamidis6.8Standard Deviation 10.8units on a scale
Val30Met Group: Neuropathy Impairment Score Lower Limb (NIS-LL) Score at BaselineVal30Met: Placebo Then Tafamidis11.6Standard Deviation 14.1units on a scale
Val30Met Group: Change From B3461020 Baseline in Neuropathy Impairment Score Lower Limb (NIS-LL) Score at Month 30Val30Met: Tafamidis Then Tafamidis3.8Standard Error 1.5units on a scale
Val30Met Group: Change From B3461020 Baseline in Neuropathy Impairment Score Lower Limb (NIS-LL) Score at Month 30Val30Met: Placebo Then Tafamidis6.4Standard Error 1.6units on a scale
Val30Met Group: Change From B3461020 Baseline in Neuropathy Impairment Score Lower Limb (NIS-LL) Score at Month 66Val30Met: Tafamidis Then Tafamidis7.8Standard Error 1.6units on a scale
Val30Met Group: Change From B3461020 Baseline in Neuropathy Impairment Score Lower Limb (NIS-LL) Score at Month 66Val30Met: Placebo Then Tafamidis11.3Standard Error 1.6units on a scale
NonVal30Met Group: Neuropathy Impairment Score Lower Limb (NIS-LL) Score at BaselineNonVal30Met: Tafamidis31.1Standard Deviation 24.4units on a scale
NonVal30Met Group: Change From B3461022 Baseline in Neuropathy Impairment Score Lower Limb (NIS-LL) Score at Month 12NonVal30Met: Tafamidis2.5Standard Error 2.0units on a scale
NonVal30Met Group: Change From B3461022 Baseline in Neuropathy Impairment Score Lower Limb (NIS-LL) Score at Month 60NonVal30Met: Tafamidis12.0Standard Error 2.7units on a scale
Val30Met Group: Total Quality of Life (TQOL) Score Assessed Using Norfolk Quality of Life for Diabetic Neuropathy (QOL-DN) Questionnaire at BaselineVal30Met: Tafamidis Then Tafamidis24.1Standard Deviation 26.3units on a scale

Participant flow12

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

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDVal30Met: Tafamidis Then Tafamidis38
Overall StudySTARTEDVal30Met: Placebo Then Tafamidis37
Overall StudySTARTEDNonVal30Met: Tafamidis18
Overall StudyTreatedVal30Met: Tafamidis Then Tafamidis38
Overall StudyTreatedVal30Met: Placebo Then Tafamidis37
Overall StudyTreatedNonVal30Met: Tafamidis18
Overall StudyCOMPLETEDVal30Met: Tafamidis Then Tafamidis32
Overall StudyCOMPLETEDVal30Met: Placebo Then Tafamidis28
Overall StudyCOMPLETEDNonVal30Met: Tafamidis8
Overall StudyNOT COMPLETEDVal30Met: Tafamidis Then Tafamidis6

Adverse events645

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherAnaemiaBlood and lymphatic system disordersVal30Met: Tafamidis Then Tafamidis2383
otherAnaemiaBlood and lymphatic system disordersVal30Met: Placebo Then Tafamidis1371
otherAnaemiaBlood and lymphatic system disordersNonVal30Met: Tafamidis0180
otherArrhythmiaCardiac disordersVal30Met: Tafamidis Then Tafamidis2382
otherArrhythmiaCardiac disordersVal30Met: Placebo Then Tafamidis0370
otherArrhythmiaCardiac disordersNonVal30Met: Tafamidis0180
otherAtrial FibrillationCardiac disordersVal30Met: Tafamidis Then Tafamidis2382
otherAtrial FibrillationCardiac disordersVal30Met: Placebo Then Tafamidis0370
otherAtrial FibrillationCardiac disordersNonVal30Met: Tafamidis0180
otherBundle Branch Block BilateralCardiac disordersVal30Met: Tafamidis Then Tafamidis0380

Adverse event totals9

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityVal30Met: Tafamidis Then Tafamidis338
Total, all-cause mortalityVal30Met: Placebo Then Tafamidis137
Total, all-cause mortalityNonVal30Met: Tafamidis718
Total, other adverse eventsVal30Met: Tafamidis Then Tafamidis3438
Total, other adverse eventsVal30Met: Placebo Then Tafamidis3237
Total, other adverse eventsNonVal30Met: Tafamidis1818
Total, serious adverse eventsVal30Met: Tafamidis Then Tafamidis638
Total, serious adverse eventsVal30Met: Placebo Then Tafamidis937
Total, serious adverse eventsNonVal30Met: Tafamidis1018

Papers5

The papers the trial lists on ClinicalTrials.gov.

PMIDListed asSource
27494299DERIVEDPubMed
28758793DERIVEDPubMed
30558645DERIVEDPubMed
31353964DERIVEDPubMed
32107748DERIVEDPubMed

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/NCT00925002

GET https://conductscience.org/api/trials/v1/NCT00925002/registered?page=2