E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Familial Amyloid Polyneuropathy (FAP) |
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MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 9.1 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10057949 |
E.1.2 | Term | Familial amyloid polyneuropathy |
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E.1.3 | Condition being studied is a rare disease | Yes |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
- To evaluate the effect of Fx-1006A on disease progression in patients with familial amyloid polyneuropathy (FAP). - To evaluate the safety and tolerability of chronic administration of Fx-1006A in patients with FAP. |
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E.2.2 | Secondary objectives of the trial |
- To determine the pharmacodynamic stabilisation effect of Fx-1006A on human V30M transthyretin (TTR). - To determine the population pharmacokinetics in patients with FAP. |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
Inclusion Criteria for All Patients: -Patient is aged ≥18 through 75 years. -If female, patient is post-menopausal, surgically sterilized, or willing to use two acceptable methods of birth control (i.e., a hormonal contraceptive, intra-uterine device, diaphragm with spermicide, condom with spermicide) throughout the study and for 3 months from the end of the study. (A condom alone is not considered an acceptable method of birth control.) If male with a female partner of childbearing potential, willing to use two acceptable methods of birth control for the duration of the study. For both females and males, acceptable birth control must be used for at least 3 months after the last dose of study medication. -Patient is, in the opinion of the investigator, willing and able to comply with the study medication regimen and all other study requirements.
Inclusion Criteria for Patients with Positive Biopsy -Patient has amyloid documented by biopsy (in accordance with institutional site standard of care) -Patient has documented V30M TTR mutation (procedure detailed in a Laboratory Manual). -Patient has peripheral and/or autonomic neuropathy with a Karnofsky Performance Status ≥50.
Inclusion Criteria for Patients with Negative or No Biopsy -Patient has documented V30M TTR mutation (procedure detailed in a Laboratory Manual). -Patient has a clear family history with first degree relative with a diagnosis of FAP with progressive, sensorimotor polyneuropathy and V30M TTR mutation. -Patient has peripheral and/or autonomic neuropathy with a Karnofsky Performance Status ≥ 50
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E.4 | Principal exclusion criteria |
Exclusion Criteria for All Patients -Chronic use of non-protocol approved non-steroidal anti-inflammatory drugs (NSAIDs), defined as greater than 3-4 times/month. The following NSAID are allowed: acetylsalicylic acid, etodolac, ibuprofen, indomethicin, ketoprofen, nabumetone, naproxen, nimesulide, piroxicam, and sulindac. -Patient has primary amyloidosis. -If female, patient is pregnant or breast feeding. -Patient has received prior liver transplantation. -Patient has no recordable sensory threshold for vibration perception in both feet, as measured by CASE IV. -Patients with positive results for hepatitis B surface antigen (HBsAg), anti-hepatitis C virus (HCV), and/or human immunodeficiency virus (HIV). -Patient has renal insufficiency (creatinine clearance < 30 ml/min). -Patient has liver function test abnormalities: alanine transaminases (ALT) and/or aspartate transaminases (AST) >2 times upper limit of normal (ULN) that in the medical judgment of the investigator are due to reduced liver function or active liver disease. -Patient has a New York Heart Association (NYHA) Functional Classification ≥III -Patient has a co-morbidity anticipated to limit survival to less than 18 months. -Patient received an investigational drug/device and/or participated in another clinical investigational study within 60 days before Baseline.
Exclusion Criterion for Patients with Positive Biopsy -Patient has other causes of sensorimotor neuropathy (B12 deficiency, Diabetes Mellitus, HIV treated with retroviral medications, thyroid disorders, alcohol abuse, and chronic inflammatory diseases).
Exclusion Criterion for Patients with Negative or No Biopsy -Patient has other cause(s) of sensorimotor neuropathy, such as: • Vitamin B12 deficiency confirmed at Screening • Diabetes Mellitus confirmed by elevated HbA1c at Screening • Chemotherapeutic or other associated chronic drug therapy • Heavy metal or environmental toxin exposure • HIV confirmed by positive HIV antibody at Screening • Thyroid disorders, confirmed by abnormal thyroid function at Screening • Alcohol abuse confirmed by medical history
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E.5 End points |
E.5.1 | Primary end point(s) |
Co-primary efficacy endpoints:
- Response to treatment at Month 18, as indicated by either improvement (decrease from baseline) or stabilisation (change from baseline of 0 to <2) in the Neurologic Impairment Score - Lower Limb (NIS-LL) score. The NIS-LL score for each study visit will be based on the average of two scores taken at least 24 hours apart within a one-week period. - Change from Baseline to 18 months in the Total Quality of Life (TQOL) score, as measured by the Norfolk QOL-DN.
Secondary efficacy endpoints: - Response to treatment, as indicated by either improvement or stabilisation in the NIS-LL score, at Months 6 and 12. - Change from Baseline to Months 6, 12, and 18 in NIS-LL. - Change from Baseline to 6 and 12 months in the TQOL score, as measured by the Norfolk QOL-DN. - Change from Baseline to 6, 12 and 18 months in the five domains of the Norfolk QOL-DN. - Change from Baseline through Month 18 in “+7 composite score” as measured by nerve conduction studies (NCS), vibration detection threshold (VDT) and heart rate response to deep breathing (HRDB). - Change from Baseline through Month 18 in heat pain and cooling thresholds as measured by Quantitative Sensory Testing (QST) utilizing CASE IV. - Change from Baseline through Month 18 in modified Body Mass Index (mBMI). - TTR stabilization through Month 18, as measured by a validated immunoturbidimetric assay.
Safety endpoints: - Incidence of patients experiencing treatment-emergent serious adverse events. - Incidence of patients experiencing treatment-emergent Grade 3 adverse events. - Incidence of patients experiencing treatment-emergent Grade 3 clinical laboratory findings. - Incidence of patients with treatment-emergent echocardiography (ECHO) findings considered by the Investigator to be clinically significant. - Incidence of patients with treatment-emergent electrocardiogram (ECG) findings considered by the Investigator to be clinically significant. - Incidence of patients discontinuing from the study because of clinical or laboratory adverse events. |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | No |
E.6.3 | Therapy | No |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | No |
E.6.7 | Pharmacodynamic | No |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | Information not present in EudraCT |
E.7.1.2 | Bioequivalence study | Information not present in EudraCT |
E.7.1.3 | Other | Information not present in EudraCT |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | Yes |
E.7.3 | Therapeutic confirmatory (Phase III) | Yes |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | No |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | Yes |
E.8.1.5 | Parallel group | No |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | No |
E.8.2.2 | Placebo | Yes |
E.8.2.3 | Other | No |
E.8.3 |
The trial involves single site in the Member State concerned
| Yes |
E.8.4 | The trial involves multiple sites in the Member State concerned | No |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 6 |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | Yes |
E.8.6.2 | Trial being conducted completely outside of the EEA | Information not present in EudraCT |
E.8.6.3 | If E.8.6.1 or E.8.6.2 are Yes, specify the regions in which trial sites are planned |
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E.8.7 | Trial has a data monitoring committee | No |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
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The end of the study is defined as the last scheduled protocol activity of the last subject in the study. Follow-up visits for adverse events ongoing at the last scheduled study activity or for repeat laboratory assessments are considered to be part of the subject's ongoing medical care and not study assessments. |
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 1 |
E.8.9.1 | In the Member State concerned months | 9 |
E.8.9.1 | In the Member State concerned days | 0 |
E.8.9.2 | In all countries concerned by the trial years | 1 |
E.8.9.2 | In all countries concerned by the trial months | 9 |
E.8.9.2 | In all countries concerned by the trial days | 0 |