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Trial · NCT01889862

Phase 3 Study to Evaluate the Efficacy & Safety of Self-Administered Injections of BMN165 by Adults With PKU

NCT01889862, Phase 3, Completed, BioMarin Pharmaceutical; results first posted 2019-07-12

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Phase 3 Study to Evaluate the Efficacy & Safety of Self-Administered Injections of BMN165 by Adults With PKU. Trials, record NCT01889862. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT01889862

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Trial

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

Title
Phase 3 Study to Evaluate the Efficacy & Safety of Self-Administered Injections of BMN165 by Adults With PKU
NCT number
NCT01889862
Status
Completed
Phases
Phase 3
Enrollment
215 participants, actual
Lead sponsor
BioMarin Pharmaceutical
Conditions
Phenylketonuria (PKU)
Interventions
BMN165 20mg/day, BMN165 40mg/day, Placebo
First posted
2013-07-01
Last updated
2021-05-21
Results first posted
2019-07-12

Source ClinicalTrials.gov

Registered outcomes6

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

ListOutcomeTime frameDescription
PrimaryChange From Baseline in the Blood Plasma Phenylalanine (Phe) Concentration at Part 2At Part 2 baseline and change from baseline at Part 2 week 8Blood phe concentration in subjects previously exposed to BMN165 who were administered BMN165 20 or 40 mg/day compared with those who were administered a matching placebo.
SecondaryChange From Baseline in the Cognitive and Mood Symptoms Measured by ADHD Rating Scale (RS)-IV Inattention Subscale at Part 2At Part 2 baseline and change from baseline at Part 2 week 8
Attention deficit hyperactivity disorder rating scale IV (ADHD RS-IV) is investigator-rated, 9-item, inattention subscale score ranges from 0 to 27, with higher scores indicative of a greater degree of impairment and a baseline score \>9 indicative of a presence of symptoms.
SecondaryChange From Baseline in the Blood Plasma Phenylalanine (Phe) Concentration at Part 4At Part 4 week 57, 105, 161, 209 and 249The long term effect of multiple dose levels of BMN165 on blood phe concentration in subjects who are administered BMN165 using pre-filled syringes.
SecondaryChange From Baseline in the Cognitive and Mood Symptoms Measured by PKU POMS TMD at Part 2At Part 2 baseline and change from baseline at Part 2 week 8
Phenylketonuria (PKU) Total Mood Disturbance (TMD) Profile of Mood States (POMS) PKU POMS TMD is self-rated, each item in the tool is rated using a five-point Likert scale: 0 (not at all), 1 (a little), 2 (moderately), 3 (quite a bit), and 4 (extremely).
SecondaryChange From Baseline in the Cognitive and Mood Symptoms Measured by PKU POMS Confusion Subscale at Part 2At Part 2 baseline and change from baseline at Part 2 week 8
PKU POMS confusion mood domain (referred to as the confusion subscale) is self-rated, each item in the tool is rated using a five-point Likert scale: 0 (not at all), 1 (a little), 2 (moderately), 3 (quite a bit), and 4 (extremely).
SecondaryChange From Baseline in the Cognitive and Mood Symptoms Measured by POMS TMD at Part 2At Part 2 baseline and change from baseline at Part 2 week 8Full-length POMS TMD is self-rated, each item in the tool is rated using a five-point Likert scale: 0 (not at all), 1 (a little), 2 (moderately), 3 (quite a bit), and 4 (extremely).

Outcomes6

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYChange From Baseline in the Blood Plasma Phenylalanine (Phe) Concentration at Part 2At Part 2 baseline and change from baseline at Part 2 week 8
Modified Intent-to-Treat (mITT) population consists of all subjects who reached the randomized dose of 20mg/day or 40mg/day and were randomized into Part 2 with a mean blood Phe reduction of ≥20% (using the last two consecutive blood Phe assessments of Part 1) from the baseline of 165-301 (or the Phase 2 study in which they initiated BMN165).
µmol/LMEAN
SECONDARYChange From Baseline in the Cognitive and Mood Symptoms Measured by ADHD Rating Scale (RS)-IV Inattention Subscale at Part 2At Part 2 baseline and change from baseline at Part 2 week 8mITT populationUnits on a scaleMEAN
SECONDARYChange From Baseline in the Blood Plasma Phenylalanine (Phe) Concentration at Part 4At Part 4 week 57, 105, 161, 209 and 249All Subjects Entered 165-302 Part 4 Dataµmol/LMEAN
SECONDARYChange From Baseline in the Cognitive and Mood Symptoms Measured by PKU POMS TMD at Part 2At Part 2 baseline and change from baseline at Part 2 week 8mITT populationUnits on a scaleMEAN
SECONDARYChange From Baseline in the Cognitive and Mood Symptoms Measured by PKU POMS Confusion Subscale at Part 2At Part 2 baseline and change from baseline at Part 2 week 8mITT populationUnits on a scaleMEAN
SECONDARYChange From Baseline in the Cognitive and Mood Symptoms Measured by POMS TMD at Part 2At Part 2 baseline and change from baseline at Part 2 week 8mITT populationUnits on a scaleMEAN

Results by group63

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

OutcomeGroupCategoryValueSpreadUnits
Change From Baseline in the Blood Plasma Phenylalanine (Phe) Concentration at Part 2BMN165 20mg/DayPart 2 Baseline596.8Standard Deviation 582.75µmol/L
Change From Baseline in the Blood Plasma Phenylalanine (Phe) Concentration at Part 2Placebo 20mg/DayPart 2 Baseline563.9Standard Deviation 504.62µmol/L
Change From Baseline in the Blood Plasma Phenylalanine (Phe) Concentration at Part 2BMN165 40mg/DayPart 2 Baseline410.9Standard Deviation 439.95µmol/L
Change From Baseline in the Blood Plasma Phenylalanine (Phe) Concentration at Part 2Placebo 40mg/DayPart 2 Baseline508.2Standard Deviation 363.68µmol/L
Change From Baseline in the Blood Plasma Phenylalanine (Phe) Concentration at Part 2BMN165 20mg/DayChange from Baseline Part 2 Week 8-65.9Standard Deviation 192.02µmol/L
Change From Baseline in the Blood Plasma Phenylalanine (Phe) Concentration at Part 2Placebo 20mg/DayChange from Baseline Part 2 Week 8996.4Standard Deviation 555.00µmol/L
Change From Baseline in the Blood Plasma Phenylalanine (Phe) Concentration at Part 2BMN165 40mg/DayChange from Baseline Part 2 Week 8114.1Standard Deviation 332.40µmol/L
Change From Baseline in the Blood Plasma Phenylalanine (Phe) Concentration at Part 2Placebo 40mg/DayChange from Baseline Part 2 Week 8599.0Standard Deviation 507.40µmol/L
Change From Baseline in the Cognitive and Mood Symptoms Measured by ADHD Rating Scale (RS)-IV Inattention Subscale at Part 2BMN165 20mg/DayBaseline5.9Standard Deviation 4.70Units on a scale
Change From Baseline in the Cognitive and Mood Symptoms Measured by ADHD Rating Scale (RS)-IV Inattention Subscale at Part 2Placebo 20mg/DayBaseline5.0Standard Deviation 4.26Units on a scale

Participant flow70

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

PeriodMilestoneGroupParticipantsUnits counted
Part 1 (Up to 13 Weeks)STARTEDBMN165 20mg/Day86
Part 1 (Up to 13 Weeks)STARTEDPlacebo 20mg/Day0
Part 1 (Up to 13 Weeks)STARTEDBMN165 40mg/Day78
Part 1 (Up to 13 Weeks)STARTEDPlacebo 40mg/Day0
Part 1 (Up to 13 Weeks)STARTEDBMN1650
Part 1 (Up to 13 Weeks)COMPLETEDBMN165 20mg/Day74
Part 1 (Up to 13 Weeks)COMPLETEDPlacebo 20mg/Day0
Part 1 (Up to 13 Weeks)COMPLETEDBMN165 40mg/Day78
Part 1 (Up to 13 Weeks)COMPLETEDPlacebo 40mg/Day0
Part 1 (Up to 13 Weeks)COMPLETEDBMN1650

Adverse events2,296

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherNasopharyngitisInfections and infestationsPart 1 - 20 mg/Day786
otherNasopharyngitisInfections and infestationsPart 1 - 40 mg/Day1178
otherNasopharyngitisInfections and infestationsPart 2 - 20 mg/Day Active434
otherNasopharyngitisInfections and infestationsPart 2 - 40 mg/Day Active132
otherNasopharyngitisInfections and infestationsPart 2 - 20 mg/Day Placebo015
otherNasopharyngitisInfections and infestationsPart 2 - 40 mg/Day Placebo114
otherNasopharyngitisInfections and infestationsPart 3 - Stay on Active 20 mg/Day223
otherNasopharyngitisInfections and infestationsPart 3 - Stay on Active 40 mg/Day018
otherNasopharyngitisInfections and infestationsPart 3 - Switch From Placebo to Active 20 mg/Day011
otherNasopharyngitisInfections and infestationsPart 3 - Switch From Placebo to Active 40 mg/Day08

Adverse event totals42

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityPart 1 - 20 mg/Day086
Total, all-cause mortalityPart 1 - 40 mg/Day078
Total, all-cause mortalityPart 2 - 20 mg/Day Active034
Total, all-cause mortalityPart 2 - 40 mg/Day Active032
Total, all-cause mortalityPart 2 - 20 mg/Day Placebo015
Total, all-cause mortalityPart 2 - 40 mg/Day Placebo014
Total, all-cause mortalityPart 3 - Stay on Active 20 mg/Day023
Total, all-cause mortalityPart 3 - Stay on Active 40 mg/Day018
Total, all-cause mortalityPart 3 - Switch From Placebo to Active 20 mg/Day011
Total, all-cause mortalityPart 3 - Switch From Placebo to Active 40 mg/Day08

Papers2

The papers the trial lists on ClinicalTrials.gov.

PMIDListed asSource
34826353DERIVEDPubMed
40411344DERIVEDPubMed

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/NCT01889862

GET https://conductscience.org/api/trials/v1/NCT01889862/results?page=2