E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Transthyretin (TTR) Cardiac Amyloidosis |
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E.1.1.1 | Medical condition in easily understood language |
ATTR is a hereditary disease caused by protein aggregates in the heart and the nervous system. It leads to heart dysfunction, damages to the nerves, and gastrointestinal and bladder dysfunctions |
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E.1.1.2 | Therapeutic area | Diseases [C] - Congenital, Hereditary, and Neonatal Diseases and Abnormalities [C16] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 19.0 |
E.1.2 | Level | SOC |
E.1.2 | Classification code | 10010331 |
E.1.2 | Term | Congenital, familial and genetic disorders |
E.1.2 | System Organ Class | 10010331 - Congenital, familial and genetic disorders |
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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 safety and tolerability of long-term dosing with ALN-TTRSC |
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E.2.2 | Secondary objectives of the trial |
To assess the PD effect of long-term dosing of ALN-TTRSC on serum levels of TTR.
To assess the clinical effects of long-term dosing of ALN-TTRSC, including effect on mortality, hospitalization, and 6-MWT. |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
1. Previously received and tolerated ALN-TTRSC in Study ALN-TTRSC-002; and completed Study ALN-TTRSC-002 through the Day 90 visit
2. Adequate liver function, demonstrated by an aspartate transaminase and alanine transaminase ≤ 2.5 × the upper limit of normal, total bilirubin< 2 g/dL (34.2 μmol/L), and albumin > 3 g/dL (> 4.35 μmol/L)
3. Women of child-bearing potential (WOCBP) must have a negative pregnancy test, cannot be breast feeding, and must be willing to use a highly effective method of contraception prior to Screening/Baseline, throughout study participation, and for 1 month after last dose administration
4. Males who agree to use appropriate means of contraception throughout study participation until 1 month after last dose administration
5. Patient, or patient’s legal representative, is able and willing to provide written informed consent and the patient is willing to comply with the study requirements. |
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E.4 | Principal exclusion criteria |
1. Estimated Glomerular Filtration Rate < 20 mL/min/1.73m2 (using the Modification of Diet in Renal Disease [MDRD] formula)
2. Uncontrolled hypertension
3. Uncontrolled ischemic heart disease
4. Uncontrolled clinically significant cardiac arrhythmia
5. Untreated hypo- or hyperthyroidism
6. Prior major organ transplant
7. Known or suspected systemic bacterial, viral, parasitic, or fungal infection
8. Seropositive for hepatitis B virus, hepatitis C virus (HCV) or known to be human immunodeficiency virus positive
9. Received an investigational agent other than tafamidis, diflunisal, doxycycline, or tauroursodeoxycholic acid, or an investigational device within 30 days prior to first dose of study drug
10. Discontinued ALN-TTRSC-002 study due to a treatment-related AE
11. Metastatic cancer within the past 5 years
12. Any conditions which, in the opinion of the Investigator, would make the patient unsuitable for enrollment or could interfere with the patient’s participation in, or completion of, the study
13. History of allergic reaction to an oligonucleotide or GalNAc |
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E.5 End points |
E.5.1 | Primary end point(s) |
Safety and tolerability of long-term dosing of ALN-TTRSC, including:
• Assessment of AEs
• Clinical laboratory safety tests (hematology, serum chemistry including liver function tests [LFTs], thyroid function, coagulation, and urinalysis)
• Vital sign measurements (blood pressure, pulse rate, oral body temperature, and respiratory rate)
• 12-Lead ECG
• Physical examinations
• Eye examinations
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
• AEs will be collected throughout the study.
• Safety evaluations will be performed as part of Screening and approximately every 12 weeks during the treatment period with the exception of eye examinations, which will be performed once a year
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E.5.2 | Secondary end point(s) |
• To assess the PD effect of long-term dosing of ALN-TTRSC on serum levels of TTR.
• To assess the clinical effects of long-term dosing of ALN-TTRSC, including effect on mortality, hospitalization, and 6-MWT
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
• Pharmacodynamic (PD) evaluation will include serial measurement of serum levels of TTR at specified time points. Serum levels of vitamin A will also be evaluated as a secondary PD biomarker.
• Evaluations of clinical efficacy will be performed as part of Screening and approximately every 24 weeks during the treatment period
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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 | Yes |
E.6.7 | Pharmacodynamic | Yes |
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 | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | Yes |
E.7.3 | Therapeutic confirmatory (Phase III) | No |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | No |
E.8.1.1 | Randomised | No |
E.8.1.2 | Open | Yes |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | No |
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 | No |
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 | No |
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 | No |
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 |
Canada |
United Kingdom |
United States |
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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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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 4 |
E.8.9.1 | In the Member State concerned months | |
E.8.9.1 | In the Member State concerned days | |
E.8.9.2 | In all countries concerned by the trial years | 4 |