Trial Outcomes & Findings for A Phase 4 Two Dose Level Study of Naglazyme(TM) (Galsulfase) in Infants With MPS VI (NCT NCT00299000)

NCT ID: NCT00299000

Last Updated: 2011-07-22

Results Overview

Recruitment status

COMPLETED

Study phase

PHASE4

Target enrollment

4 participants

Primary outcome timeframe

52 weeks

Results posted on

2011-07-22

Participant Flow

Global study sites were hospitals. First Enrollment: 08MAY2006 Last Dose: 30APR2009

Participant milestones

Participant milestones
Measure
Naglazyme, 1.0 mg/kg
weekly infusions for minimum of 52 weeks
Naglazyme, 2.0 mg/kg
weekly infusions for minimum of 52 weeks
Overall Study
STARTED
2
2
Overall Study
COMPLETED
2
2
Overall Study
NOT COMPLETED
0
0

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

A Phase 4 Two Dose Level Study of Naglazyme(TM) (Galsulfase) in Infants With MPS VI

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Naglazyme, 1.0 mg/kg
n=2 Participants
weekly infusions for minimum of 52 weeks
Naglazyme, 2.0 mg/kg
n=2 Participants
weekly infusions for minimum of 52 weeks
Total
n=4 Participants
Total of all reporting groups
Age, Categorical
<=18 years
2 Participants
n=99 Participants
2 Participants
n=107 Participants
4 Participants
n=206 Participants
Age, Categorical
Between 18 and 65 years
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
Age, Categorical
>=65 years
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
Age Continuous
6.05 months
STANDARD_DEVIATION 3.89 • n=99 Participants
12.4 months
STANDARD_DEVIATION 0.42 • n=107 Participants
9.23 months
STANDARD_DEVIATION 4.31 • n=206 Participants
Sex: Female, Male
Female
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
Sex: Female, Male
Male
2 Participants
n=99 Participants
2 Participants
n=107 Participants
4 Participants
n=206 Participants
Race/Ethnicity, Customized
White, non-Hispanic
1 participants
n=99 Participants
1 participants
n=107 Participants
2 participants
n=206 Participants
Race/Ethnicity, Customized
Hispanic/Latino
1 participants
n=99 Participants
0 participants
n=107 Participants
1 participants
n=206 Participants
Race/Ethnicity, Customized
Other
0 participants
n=99 Participants
1 participants
n=107 Participants
1 participants
n=206 Participants
Region of Enrollment
United States
2 participants
n=99 Participants
0 participants
n=107 Participants
2 participants
n=206 Participants
Region of Enrollment
France
0 participants
n=99 Participants
1 participants
n=107 Participants
1 participants
n=206 Participants
Region of Enrollment
Portugal
0 participants
n=99 Participants
1 participants
n=107 Participants
1 participants
n=206 Participants

PRIMARY outcome

Timeframe: 52 weeks

Population: Intention to treat.

Outcome measures

Outcome measures
Measure
Naglazyme, 1.0 mg/kg
n=2 Participants
weekly infusions for minimum of 52 weeks
Naglazyme, 2.0 mg/kg
n=2 Participants
weekly infusions for minimum of 52 weeks
Change in Height
Height at baseline
67.3 centimeters
Standard Deviation 5.1
80.3 centimeters
Standard Deviation 1.8
Change in Height
Height at week 52
81.9 centimeters
Standard Deviation 1.8
91.3 centimeters
Standard Deviation 5.2
Change in Height
Change in height
14.6 centimeters
Standard Deviation 6.9
11.0 centimeters
Standard Deviation 7.0

PRIMARY outcome

Timeframe: 52 weeks

Outcome measures

Outcome measures
Measure
Naglazyme, 1.0 mg/kg
n=2 Participants
weekly infusions for minimum of 52 weeks
Naglazyme, 2.0 mg/kg
n=2 Participants
weekly infusions for minimum of 52 weeks
Change in Weight
weight at baseline
7.1 kilograms
Standard Deviation .3
10.2 kilograms
Standard Deviation .6
Change in Weight
weight at week 52
11.3 kilograms
Standard Deviation .3
13.3 kilograms
Standard Deviation 1.0
Change in Weight
change in weight
4.2 kilograms
Standard Deviation .6
3.1 kilograms
Standard Deviation 1.6

PRIMARY outcome

Timeframe: 52 weeks

Outcome measures

Outcome measures
Measure
Naglazyme, 1.0 mg/kg
n=2 Participants
weekly infusions for minimum of 52 weeks
Naglazyme, 2.0 mg/kg
n=2 Participants
weekly infusions for minimum of 52 weeks
Change in Haed Circumference
head circumference at baseline
43.5 centimeter
Standard Deviation 3.0
49.1 centimeter
Standard Deviation .5
Change in Haed Circumference
head circumference at 52 weeks
48.5 centimeter
Standard Deviation 1.0
51.8 centimeter
Standard Deviation .8
Change in Haed Circumference
Change in head circumference
5.0 centimeter
Standard Deviation 4.0
2.7 centimeter
Standard Deviation 1.3

SECONDARY outcome

Timeframe: minimum 52 weeks of dosing

Population: Intention to treat.

Change in urinary GAG levels was calculated from baseline to week 52 of treatment.

Outcome measures

Outcome measures
Measure
Naglazyme, 1.0 mg/kg
n=2 Participants
weekly infusions for minimum of 52 weeks
Naglazyme, 2.0 mg/kg
n=2 Participants
weekly infusions for minimum of 52 weeks
Change in Urinary Glycosaminoglycan Levels
Baseline
1041.87 ug/mg creatinine
Standard Deviation 86.32
698.95 ug/mg creatinine
Standard Deviation 142.34
Change in Urinary Glycosaminoglycan Levels
Week 52
261.15 ug/mg creatinine
Standard Deviation 54.38
178.10 ug/mg creatinine
Standard Deviation 42.43
Change in Urinary Glycosaminoglycan Levels
Change from Baseline to Week 52
-780.72 ug/mg creatinine
Standard Deviation 140.69
-520.85 ug/mg creatinine
Standard Deviation 99.91

Adverse Events

Naglazyme, 1.0 mg/kg

Serious events: 2 serious events
Other events: 2 other events
Deaths: 0 deaths

Naglazyme, 2.0 mg/kg

Serious events: 2 serious events
Other events: 2 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
Naglazyme, 1.0 mg/kg
n=2 participants at risk
weekly infusions for minimum of 52 weeks
Naglazyme, 2.0 mg/kg
n=2 participants at risk
weekly infusions for minimum of 52 weeks
Respiratory, thoracic and mediastinal disorders
Adenoidal hypertrophy
0.00%
0/2 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
50.0%
1/2 • Number of events 2 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
Surgical and medical procedures
Cast application
0.00%
0/2 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
50.0%
1/2 • Number of events 1 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
Nervous system disorders
Febrile convulsion
0.00%
0/2 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
50.0%
1/2 • Number of events 1 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
Infections and infestations
Pneumonia
50.0%
1/2 • Number of events 1 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
0.00%
0/2 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
Vascular disorders
Poor venous access
50.0%
1/2 • Number of events 1 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
0.00%
0/2 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
Respiratory, thoracic and mediastinal disorders
Respiratory distress
50.0%
1/2 • Number of events 1 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
0.00%
0/2 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
Musculoskeletal and connective tissue disorders
Scoliosis
0.00%
0/2 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
50.0%
1/2 • Number of events 3 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
Infections and infestations
Tonsillitis
0.00%
0/2 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
50.0%
1/2 • Number of events 1 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
Gastrointestinal disorders
Umbilical hernia
0.00%
0/2 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
50.0%
1/2 • Number of events 1 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.

Other adverse events

Other adverse events
Measure
Naglazyme, 1.0 mg/kg
n=2 participants at risk
weekly infusions for minimum of 52 weeks
Naglazyme, 2.0 mg/kg
n=2 participants at risk
weekly infusions for minimum of 52 weeks
Gastrointestinal disorders
Diarrhea
100.0%
2/2 • Number of events 4 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
100.0%
2/2 • Number of events 3 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
Infections and infestations
Ear infection
100.0%
2/2 • Number of events 2 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
100.0%
2/2 • Number of events 4 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
Respiratory, thoracic and mediastinal disorders
Nasal congestion
100.0%
2/2 • Number of events 15 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
50.0%
1/2 • Number of events 1 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
General disorders
Pyrexia
100.0%
2/2 • Number of events 8 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
50.0%
1/2 • Number of events 31 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
Infections and infestations
Rhinitis
50.0%
1/2 • Number of events 3 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
100.0%
2/2 • Number of events 3 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
Gastrointestinal disorders
Umbilical hernia
100.0%
2/2 • Number of events 3 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
50.0%
1/2 • Number of events 1 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
Infections and infestations
Upper respiratory tract infections
100.0%
2/2 • Number of events 9 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
50.0%
1/2 • Number of events 3 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
Gastrointestinal disorders
Vomiting
50.0%
1/2 • Number of events 2 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.
100.0%
2/2 • Number of events 3 • All patients received weekly infusions of Nagalzyme for a minimum of 52 weeks. The range in time of exposure to Naglazyme for the duration of the study was 52.9 to 153.30 weeks.

Additional Information

Medical Information Services

BioMarin Pharmaceutical Inc.

Phone: 800-983-4587

Results disclosure agreements

  • Principal investigator is a sponsor employee The first publication of the results shall be made by the Sponsor in a joint publication. If such a multicenter publication is not submitted within 12 months after conclusion of the study, the PI may publish the results from site individually, subject however to comply with the other terms of the agreement.
  • Publication restrictions are in place

Restriction type: OTHER