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Trial ยท NCT01617967

Safety and Tolerability of Patisiran (ALN-TTR02) in Transthyretin (TTR) Amyloidosis

NCT01617967, Phase 2, Completed, Alnylam Pharmaceuticals; results first posted 2018-11-21

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Safety and Tolerability of Patisiran (ALN-TTR02) in Transthyretin (TTR) Amyloidosis. Trials, record NCT01617967. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT01617967

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Trial

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

Title
Safety and Tolerability of Patisiran (ALN-TTR02) in Transthyretin (TTR) Amyloidosis
NCT number
NCT01617967
Status
Completed
Phases
Phase 2
Enrollment
29 participants, actual
Lead sponsor
Alnylam Pharmaceuticals
Conditions
TTR-mediated Amyloidosis
Interventions
Patisiran
First posted
2012-06-13
Last updated
2024-04-19
Other registries' IDs
eudract:2012-000467-24
Results first posted
2018-11-21

Source ClinicalTrials.gov

Registered outcomes8

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

ListOutcomeTime frameDescription
PrimaryNumber of Participants With Adverse Events (AEs), Serious Adverse Events (SAEs) and Study Drug DiscontinuationUp to 56 days post first doseThe number of participants experiencing at least one adverse event (AE), at least one serious adverse event (SAE) and study drug discontinuation (due to any reason).
SecondaryPercentage Change From Baseline in Serum Transthyretin (TTR) ProteinBaseline to Day 21/28 and Day 42/56 depending on dosing regimen (Q3W/Q4W)
Percentage change of TTR relative to pretreatment/baseline levels is reported. For arms with a dosing regimen of Q4W TTR protein samples were measured on Days 28 and 56. For the arms with a dosing regimen of Q3W TTR protein samples were measured on Days 21 and 42.
SecondaryPharmacokinetic Parameters of Patisiran - Area Under the Concentration Curve From Time 0 to Last Measurable Time Point (AUC0-last)Predose, end of infusion and post-infusion at 5 minutes (min), 10 min, 30 min, 1 hour (h), 2 h, 4 h, 6 h, 24 h and 48 h on Day 0 and Day 21/28 depending on dosing regimen (Q3W/Q4W)
Pharmacokinetic profiles for patisiran (ALN-TTR02) were determined based on dosage and dosing frequency only, not premedication regimens. For arms with a dosing regimen of Q4W PK samples were taken on Days 0 and 28. For the arm with a dosing regimen of Q3W PK samples were taken on Days 0 and 21.
SecondaryPharmacokinetic Parameters of Patisiran - Maximum Observed Plasma Concentration (Cmax)Predose, end of infusion and post-infusion at 5 minutes (min), 10 min, 30 min, 1 hour (h), 2 h, 4 h, 6 h, 24 h and 48 h on Day 0 and Day 21/28 depending on dosing regimen (Q3W/Q4W)
Pharmacokinetic profiles for patisiran (ALN-TTR02) were determined based on dosage and dosing frequency only, not premedication regimens. For arms with a dosing regimen of Q4W PK samples were taken on Days 0 and 28. For the arm with a dosing regimen of Q3W PK samples were taken on Days 0 and 21.
SecondaryPharmacokinetic Parameters of Patisiran - Beta Elimination Half-life (t1/2 Beta)Predose, end of infusion and post-infusion at 5 minutes (min), 10 min, 30 min, 1 hour (h), 2 h, 4 h, 6 h, 24 h and 48 h on Day 0 and Day 21/28 depending on dosing frequency
Pharmacokinetic profiles for patisiran were determined based on dosage and dosing frequency only, not premedication regimens. For arms with a dosing regimen of Q4W PK samples were taken on Days 0 and 28. For the arm with a dosing regimen of Q3W PK samples were taken on Days 0 and 21.
SecondaryPharmacokinetic Parameters of Patisiran - Systemic Clearance (CL)Predose, end of infusion and post-infusion at 5 minutes (min), 10 min, 30 min, 1 hour (h), 2 h, 4 h, 6 h, 24 h and 48 h on Day 0 and Day 21/28 depending on dosing frequency
Pharmacokinetic profiles for patisiran were determined based on dosage and dosing frequency only, not premedication regimens. For arms with a dosing regimen of Q4W PK samples were taken on Days 0 and 28. For the arm with a dosing regimen of Q3W PK samples were taken on Days 0 and 21.
SecondaryPharmacokinetic Parameters of Patisiran - Apparent Volume of Distribution at Steady State (Vss)Predose, end of infusion and post-infusion at 5 minutes (min), 10 min, 30 min, 1 hour (h), 2 h, 4 h, 6 h, 24 h and 48 h on Day 0 and Day 21/28 depending on dosing frequency
Pharmacokinetic profiles for patisiran were determined based on dosage and dosing frequency only, not premedication regimens. For arms with a dosing regimen of Q4W PK samples were taken on Days 0 and 28. For the arm with a dosing regimen of Q3W PK samples were taken on Days 0 and 21.
SecondaryPharmacokinetic Parameters of Patisiran - Renal Clearance (CLR)Predose (within 1 h of planned dosing start) and post-infusion at 0-6 h (pooled) on Day 0 and Day 21/28 depending on dosing frequency
Pharmacokinetic profiles for patisiran were determined based on dosage and dosing frequency only, not premedication regimens. For arms with a dosing regimen of Q4W PK samples were taken on Days 0 and 28. For the arm with a dosing regimen of Q3W PK samples were taken on Days 0 and 21.

Outcomes8

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYNumber of Participants With Adverse Events (AEs), Serious Adverse Events (SAEs) and Study Drug DiscontinuationUp to 56 days post first doseIntent-to-treat (ITT) population included all participants, who received at least 1 dose of study drug.ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYPercentage Change From Baseline in Serum Transthyretin (TTR) ProteinBaseline to Day 21/28 and Day 42/56 depending on dosing regimen (Q3W/Q4W)ITT population included all participants, who received at least 1 dose of study drug.PercentageMEAN
SECONDARYPharmacokinetic Parameters of Patisiran - Area Under the Concentration Curve From Time 0 to Last Measurable Time Point (AUC0-last)Predose, end of infusion and post-infusion at 5 minutes (min), 10 min, 30 min, 1 hour (h), 2 h, 4 h, 6 h, 24 h and 48 h on Day 0 and Day 21/28 depending on dosing regimen (Q3W/Q4W)
The pharmacokinetic (PK) population included all participants, who received at least one dose of patisiran and had adequate data to determine a full pharmacokinetic profile. For PK outcome measures the two arms for patisiran 0.300 mg/kg at a dosing frequency of Q3W were combined and reported irrespective of premedication regimen.
ng*h/mLMEAN
SECONDARYPharmacokinetic Parameters of Patisiran - Maximum Observed Plasma Concentration (Cmax)Predose, end of infusion and post-infusion at 5 minutes (min), 10 min, 30 min, 1 hour (h), 2 h, 4 h, 6 h, 24 h and 48 h on Day 0 and Day 21/28 depending on dosing regimen (Q3W/Q4W)
The pharmacokinetic (PK) population included all participants, who received at least one dose of patisiran and had adequate data to determine a full pharmacokinetic profile. For PK outcome measures the two arms for patisiran 0.300 mg/kg at a dosing frequency of Q3W were combined and reported irrespective of premedication regimen.
ng/mLMEAN
SECONDARYPharmacokinetic Parameters of Patisiran - Beta Elimination Half-life (t1/2 Beta)Predose, end of infusion and post-infusion at 5 minutes (min), 10 min, 30 min, 1 hour (h), 2 h, 4 h, 6 h, 24 h and 48 h on Day 0 and Day 21/28 depending on dosing frequency
The pharmacokinetic (PK) population included all participants, who received at least one dose of patisiran and had adequate data to determine a full pharmacokinetic profile. For PK outcome measures the two arms for patisiran 0.300 mg/kg at a dosing frequency of Q3W were combined and reported irrespective of premedication regimen.
hour (h)MEAN
SECONDARYPharmacokinetic Parameters of Patisiran - Systemic Clearance (CL)Predose, end of infusion and post-infusion at 5 minutes (min), 10 min, 30 min, 1 hour (h), 2 h, 4 h, 6 h, 24 h and 48 h on Day 0 and Day 21/28 depending on dosing frequency
The pharmacokinetic (PK) population included all participants, who received at least one dose of patisiran and had adequate data to determine a full pharmacokinetic profile. For PK outcome measures the two arms for patisiran 0.300 mg/kg at a dosing frequency of Q3W were combined and reported irrespective of premedication regimen.
L/h/kgMEAN
SECONDARYPharmacokinetic Parameters of Patisiran - Apparent Volume of Distribution at Steady State (Vss)Predose, end of infusion and post-infusion at 5 minutes (min), 10 min, 30 min, 1 hour (h), 2 h, 4 h, 6 h, 24 h and 48 h on Day 0 and Day 21/28 depending on dosing frequency
The pharmacokinetic (PK) population included all participants, who received at least one dose of patisiran and had adequate data to determine a full pharmacokinetic profile. For PK outcome measures the two arms for patisiran 0.300 mg/kg at a dosing frequency of Q3W were combined and reported irrespective of premedication regimen.
L/kgMEAN
SECONDARYPharmacokinetic Parameters of Patisiran - Renal Clearance (CLR)Predose (within 1 h of planned dosing start) and post-infusion at 0-6 h (pooled) on Day 0 and Day 21/28 depending on dosing frequency
The pharmacokinetic (PK) population included all participants, who received at least one dose of patisiran and had adequate data to determine a full pharmacokinetic profile. For PK outcome measures the two arms for patisiran 0.300 mg/kg at a dosing frequency of Q3W were combined and reported irrespective of premedication regimen.
mL/h/kgMEAN

Results by group90

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

OutcomeGroupCategoryValueSpreadUnits
Number of Participants With Adverse Events (AEs), Serious Adverse Events (SAEs) and Study Drug DiscontinuationPatisiran 0.010 mg/kg Q4WAt Least 1 AE1Participants
Number of Participants With Adverse Events (AEs), Serious Adverse Events (SAEs) and Study Drug DiscontinuationPatisiran 0.050 mg/kg Q4WAt Least 1 AE3Participants
Number of Participants With Adverse Events (AEs), Serious Adverse Events (SAEs) and Study Drug DiscontinuationPatisiran 0.150 mg/kg Q4WAt Least 1 AE2Participants
Number of Participants With Adverse Events (AEs), Serious Adverse Events (SAEs) and Study Drug DiscontinuationPatisiran 0.300 mg/kg Q4WAt Least 1 AE7Participants
Number of Participants With Adverse Events (AEs), Serious Adverse Events (SAEs) and Study Drug DiscontinuationPatisiran 0.300 mg/kg Q3WAt Least 1 AE3Participants
Number of Participants With Adverse Events (AEs), Serious Adverse Events (SAEs) and Study Drug DiscontinuationPatisiran 0.300 mg/kg Q3W AlternativeAt Least 1 AE7Participants
Number of Participants With Adverse Events (AEs), Serious Adverse Events (SAEs) and Study Drug DiscontinuationPatisiran 0.010 mg/kg Q4WAt Least 1 SAE0Participants
Number of Participants With Adverse Events (AEs), Serious Adverse Events (SAEs) and Study Drug DiscontinuationPatisiran 0.050 mg/kg Q4WAt Least 1 SAE0Participants
Number of Participants With Adverse Events (AEs), Serious Adverse Events (SAEs) and Study Drug DiscontinuationPatisiran 0.150 mg/kg Q4WAt Least 1 SAE0Participants
Number of Participants With Adverse Events (AEs), Serious Adverse Events (SAEs) and Study Drug DiscontinuationPatisiran 0.300 mg/kg Q4WAt Least 1 SAE1Participants

Participant flow18

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

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDPatisiran 0.010 mg/kg Q4W4
Overall StudySTARTEDPatisiran 0.050 mg/kg Q4W3
Overall StudySTARTEDPatisiran 0.150 mg/kg Q4W3
Overall StudySTARTEDPatisiran 0.300 mg/kg Q4W7
Overall StudySTARTEDPatisiran 0.300 mg/kg Q3W3
Overall StudySTARTEDPatisiran 0.300 mg/kg Q3W Alternative9
Overall StudyCOMPLETEDPatisiran 0.010 mg/kg Q4W3
Overall StudyCOMPLETEDPatisiran 0.050 mg/kg Q4W3
Overall StudyCOMPLETEDPatisiran 0.150 mg/kg Q4W3
Overall StudyCOMPLETEDPatisiran 0.300 mg/kg Q4W6

Adverse events294

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherAnaemiaBlood and lymphatic system disordersPatisiran 0.010 mg/kg Q4W04
otherAnaemiaBlood and lymphatic system disordersPatisiran 0.050 mg/kg Q4W03
otherAnaemiaBlood and lymphatic system disordersPatisiran 0.150 mg/kg Q4W03
otherAnaemiaBlood and lymphatic system disordersPatisiran 0.300 mg/kg Q4W07
otherAnaemiaBlood and lymphatic system disordersPatisiran 0.300 mg/kg Q3W03
otherAnaemiaBlood and lymphatic system disordersPatisiran 0.300 mg/kg Q3W Alternative19
otherLeukocytosisBlood and lymphatic system disordersPatisiran 0.010 mg/kg Q4W04
otherLeukocytosisBlood and lymphatic system disordersPatisiran 0.050 mg/kg Q4W03
otherLeukocytosisBlood and lymphatic system disordersPatisiran 0.150 mg/kg Q4W03
otherLeukocytosisBlood and lymphatic system disordersPatisiran 0.300 mg/kg Q4W17

Adverse event totals18

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityPatisiran 0.010 mg/kg Q4W04
Total, all-cause mortalityPatisiran 0.050 mg/kg Q4W03
Total, all-cause mortalityPatisiran 0.150 mg/kg Q4W03
Total, all-cause mortalityPatisiran 0.300 mg/kg Q4W07
Total, all-cause mortalityPatisiran 0.300 mg/kg Q3W03
Total, all-cause mortalityPatisiran 0.300 mg/kg Q3W Alternative09
Total, other adverse eventsPatisiran 0.010 mg/kg Q4W14
Total, other adverse eventsPatisiran 0.050 mg/kg Q4W33
Total, other adverse eventsPatisiran 0.150 mg/kg Q4W23
Total, other adverse eventsPatisiran 0.300 mg/kg Q4W77

Papers1

The papers the trial lists on ClinicalTrials.gov.

PMIDListed as
26338094DERIVED

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.

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Read this trial from software.

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