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Fx-1006A

Phase 2

Cardiomyopathy | Small molecule | Cardiovascular |Pfizer, Inc.|Trials Updated: Jan 18, 2013

Fx-1006A development status

Highest phase Phase 2
Registered trials 5 across 1 sponsor since Dec 2006

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLED
Total Trials5
Total Enrollment286

FDA Designations

No designations recorded

Fx-1006A clinical trials

Fx-1006A · 5 trials · 6 indications

Phase 2 4Phase 1 1
NCT00694161The Effects Of Fx-1006A On Transthyretin Stabilization And Clinical Outcome Measures In Patients With V122I Or Wild-Type TTR Amyloid CardiomyopathyCardiomyopathy
COMPLETED35 Analytics
NCT00791492An Extension of Study Fx-005 Evaluating Long-Term Safety And Clinical Outcomes Of Fx-1006A In Patients With Transthyretin Amyloid PolyneuropathyFamilial Amyloid Polyneuropathy
COMPLETED86 Analytics
NCT00630864The Effects of Fx-1006A on Transthyretin Stabilization and Clinical Outcome Measures in Patients With Non-V30M Transthyretin AmyloidosisTransthyretin-associated Amyloidosis With Polyneuropathy
COMPLETED21 Analytics
NCT00409175Safety and Efficacy Study of Fx-1006A in Patients With Familial AmyloidosisFamilial Amyloid Polyneuropathy
COMPLETED128 Analytics
PHASE2COMPLETED
The Effects Of Fx-1006A On Transthyretin Stabilization And Clinical Outcome Measures In Patients With V122I Or Wild-Type TTR Amyloid Cardiomyopathy
CardiomyopathyUnlock trial analytics
PHASE2COMPLETED
An Extension of Study Fx-005 Evaluating Long-Term Safety And Clinical Outcomes Of Fx-1006A In Patients With Transthyretin Amyloid Polyneuropathy
Familial Amyloid PolyneuropathyUnlock trial analytics
PHASE2COMPLETED
The Effects of Fx-1006A on Transthyretin Stabilization and Clinical Outcome Measures in Patients With Non-V30M Transthyretin Amyloidosis
Transthyretin-associated Amyloidosis With PolyneuropathyUnlock trial analytics
PHASE2COMPLETED
Safety and Efficacy Study of Fx-1006A in Patients With Familial Amyloidosis
Familial Amyloid PolyneuropathyUnlock trial analytics

Study Endpoints

Primary Endpoints

Percentage of Participants With Stabilized Transthyretin (TTR Tetramer) at Week 6
Week 6

TTR tetramer was assessed using a validated immunoturbidimetric assay. The Fraction of Initial (FOI) is the ratio of the measured TTR tetramer concentration after denaturation to the measured TTR tetramer concentration before denaturation. TTR tetramer stabilization is based on the difference between the on-treatment FOI and the baseline FOI expressed as a percentage of the baseline FOI.

Percentage of Participants With Response to Treatment as Measured by Neuropathy Impairment Score - Lower Limb (NIS-LL) at Month 6
Month 6

Response to treatment indicated by either improvement(decrease from baseline) or stabilization(change from baseline of 0 to less than\[\<\] 2) in NIS-LL score,based on mean of 2 scores in 1 week period.NIS-LL assessed muscle weakness,reflexes,sensation.Each item scored separately for left,right limbs.Components of muscle weakness:0(normal)-4(paralysis),higher score=more weakness;reflexes,sensation:0=normal,1=decreased,or 2=absent.Total NIS-LL score range 0-88,higher score=more impairment. For tafamidis-tafamidis group, NIS-LL baseline value of previous study FX-005(NCT00409175) used as reference.

Percentage of Participants With Response to Treatment as Measured by Neuropathy Impairment Score - Lower Limb (NIS-LL) at Month 12
Month 12

Response to treatment indicated by either improvement(decrease from baseline) or stabilization(change from baseline of 0 to less than\[\<\] 2) in NIS-LL score,based on mean of 2 scores in 1 week period.NIS-LL assessed muscle weakness,reflexes,sensation.Each item scored separately for left,right limbs.Components of muscle weakness:0(normal)-4(paralysis),higher score=more weakness;reflexes,sensation:0=normal,1=decreased,or 2=absent.Total NIS-LL score range 0-88,higher score=more impairment. For tafamidis-tafamidis group, NIS-LL baseline value of previous study FX-005(NCT00409175) used as reference.

Change From Baseline in Norfolk Quality of Life- Diabetic Neuropathy (QOL-DN) Total Quality of Life (TQOL) Score at Month 6
Baseline, Month 6

Norfolk QOL-DN: 35-item participant-rated questionnaire used to assess impact of diabetic neuropathy on the quality of life of participants with diabetic neuropathy; Item 1 to 7: related to symptoms and presence of symptoms was assessed as 1 and absence was assessed as 0. Item 8-35: related to activities of daily living and scored on a 5-point Likert scale, where 0= no problem and 4= severe problem (except item 32, where -2= much better, 0=about the same, 2=much worse). TQOL= sum of all the items, total possible score range= -2 to 138, where higher score=worse quality of life.

Change From Baseline in Norfolk Quality of Life- Diabetic Neuropathy (QOL-DN) Total Quality of Life (TQOL) Score at Month 12
Baseline, Month 12

Norfolk QOL-DN: 35-item participant-rated questionnaire used to assess impact of diabetic neuropathy on the quality of life of participants with diabetic neuropathy; Item 1 to 7: related to symptoms and presence of symptoms was assessed as 1 and absence was assessed as 0. Item 8-35: related to activities of daily living and scored on a 5-point Likert scale, where 0= no problem and 4= severe problem (except item 32, where -2= much better, 0=about the same, 2=much worse). TQOL= sum of all the items, total possible score range= -2 to 138, where higher score=worse quality of life.

Percentage of Participants With Stabilized Transthyretin (TTR) Tetramer at Week 6
Week 6

TTR tetramer was assessed using a validated immunoturbidimetric assay. The Fraction of Initial (FOI) is the ratio of the measured TTR tetramer concentration after denaturation to the measured TTR tetramer concentration before denaturation. TTR tetramer stabilization is based on the difference between the on-treatment FOI and the baseline FOI expressed as a percentage of the baseline FOI.

Percentage of Participants With Response to Treatment as Measured by Neuropathy Impairment Score - Lower Limb (NIS-LL) at Month 18
Month 18

Response to treatment was indicated by either improvement (decrease from baseline) or stabilization (change from baseline of 0 to less than\[\<\] 2) in NIS-LL score, based on mean of 2 scores in 1 week period. NIS-LL: assessed muscle weakness, reflexes, sensation. Each item scored separately for left, right limbs. Components of muscle weakness scored on 0(normal) to 4(paralysis) scale, higher score=greater weakness. Components of reflexes, sensation scored 0=normal, 1=decreased, or 2=absent. Total NIS-LL score range 0-88, higher score=greater impairment.

Change From Baseline in Norfolk Quality of Life- Diabetic Neuropathy (QOL-DN) Total Quality of Life (TQOL) Score at Month 18
Baseline, Month 18

Norfolk QOL-DN: 35-item participant-rated questionnaire used to assess impact of diabetic neuropathy on the quality of life of participants with diabetic neuropathy; Item 1 to 7: related to symptoms and presence of symptom was assessed as 1 and absence was assessed as 0. Item 8-35: related to activities of daily living and scored on a 5-point Likert scale, where 0= no problem and 4= severe problem (except item 32, where -2= much better, 0=about the same, 2=much worse). TQOL= sum of all the items, total possible score range= -2 to 138, where higher score=worse quality of life.

Pharmacokinetic parameters are AUC0-last and Cmax
Daily

Secondary Endpoints

Percentage of Participants With Stabilized Transthyretin (TTR Tetramer) at Month 6 and 12
Month 6, Month 12
Change From Baseline in Neuropathy Impairment Score - Lower Limb (NIS-LL) Score at Month 6 and 12
Baseline, Month 6, 12
Change From Baseline in Norfolk Quality of Life - Diabetic Neuropathy (QOL-DN) Domain Scores at Month 6 and 12
Baseline, Month 6, 12
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Study Design & Arms

AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Fx-1006AEXPERIMENTAL -
1EXPERIMENTALFx-1006A 20mg soft gelatin capsules once daily for 12 months
1.EXPERIMENTALFx-1006A
2.PLACEBO_COMPARATORPlacebo
Mild and Moderate Hepatic DysfunctionACTIVE_COMPARATORPatients with mild and moderate hepatic dysfunction
Healthy VolunteersACTIVE_COMPARATORHealthy volunteers

Interventions

NameTypeDescription
Fx-1006ADRUGFx-1006A 20mg soft gelatin capsules once daily (at the same time each day) for 12 months
PlaceboDRUGFx-1006A 20mg or matched placebo once daily (at the same time each day) for a period of 18 Months
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Eligibility Criteria

Age Range40 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites6

Inclusion Criteria: 1. Patient is \> 40 years-old. 2. Patient participated in FoldRx Study Fx-001 (TRACS) OR Patient has documented TTR amyloid cardiomyopathy and NYHA Classification of I or II. TTR amyloid cardiomyopathy is defined as: 1. Variant TTR amyloid cardiomyopathy as defined as: V1...

Countries:United StatesArgentinaBrazilFranceGermanyPortugalSwedenItalySpainUnited KingdomSouth Africa
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Frequently asked questions about Fx-1006A

What is Fx-1006A used for?

Fx-1006A is an investigational small molecule being developed for transthyretin-associated amyloidosis, including familial amyloid polyneuropathy, transthyretin-associated amyloidosis with polyneuropathy, and cardiomyopathy. It has been studied in patients with these conditions, as well as in those with mild hepatic dysfunction.

Who makes Fx-1006A?

Fx-1006A is being developed by Pfizer, Inc., a biopharmaceutical company listed on the New York Stock Exchange under the ticker symbol PFE. The drug is currently in Phase 2 clinical development for transthyretin amyloidosis indications.

What phase is Fx-1006A in?

Fx-1006A is in Phase 2 clinical development. It is an investigational drug and has not been approved by regulatory authorities. Clinical trials have been completed, but the drug remains under investigation for the treatment of transthyretin-associated amyloidosis.

What clinical trials is Fx-1006A in?

Fx-1006A has been studied in several completed clinical trials, including NCT00630864 in patients with non-V30M transthyretin amyloidosis with polyneuropathy, NCT00694161 in patients with V122I or wild-type TTR amyloid cardiomyopathy, NCT00791492 as an extension study in transthyretin amyloid polyneuropathy, and NCT01358565 in subjects with hepatic dysfunction.

What does Fx-1006A target?

Fx-1006A targets transthyretin, a protein that can misfold and accumulate as amyloid deposits in tissues, leading to polyneuropathy and cardiomyopathy. The drug is designed to stabilize transthyretin, preventing the formation of amyloid fibrils that cause disease.

Is Fx-1006A the same as tafamidis?

Fx-1006A is also known as tafamidis, a name that may be used in clinical literature and regulatory filings. Pfizer has studied this compound under both names, and it is the same investigational small molecule for transthyretin amyloidosis.