Trial Outcomes & Findings for A Phase III Study of PA21 in Hemodialysis Patients With Hyperphosphatemia (NCT NCT01850602)

NCT ID: NCT01850602

Last Updated: 2018-10-09

Results Overview

Covariate: Serum phosphorus concentrations at baseline.

Recruitment status

COMPLETED

Study phase

PHASE3

Target enrollment

213 participants

Primary outcome timeframe

12 weeks

Results posted on

2018-10-09

Participant Flow

Participant milestones

Participant milestones
Measure
PA21
PA21
Sevelamer Hydrochloride
Sevelamer hydrochloride
Overall Study
STARTED
108
105
Overall Study
COMPLETED
94
87
Overall Study
NOT COMPLETED
14
18

Reasons for withdrawal

Reasons for withdrawal
Measure
PA21
PA21
Sevelamer Hydrochloride
Sevelamer hydrochloride
Overall Study
Adverse Event
7
10
Overall Study
Physician Decision
2
1
Overall Study
Withdrawal by Subject
2
4
Overall Study
Decrease in serum calcium
2
3
Overall Study
Increase in serum ferritin
1
0

Baseline Characteristics

A Phase III Study of PA21 in Hemodialysis Patients With Hyperphosphatemia

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
PA21
n=100 Participants
PA21
Sevelamer Hydrochloride
n=92 Participants
Sevelamer hydrochloride
Total
n=192 Participants
Total of all reporting groups
Age, Continuous
61.0 years
STANDARD_DEVIATION 11.7 • n=5 Participants
60.8 years
STANDARD_DEVIATION 12.0 • n=7 Participants
60.9 years
STANDARD_DEVIATION 11.8 • n=5 Participants
Sex: Female, Male
Female
28 Participants
n=5 Participants
39 Participants
n=7 Participants
67 Participants
n=5 Participants
Sex: Female, Male
Male
72 Participants
n=5 Participants
53 Participants
n=7 Participants
125 Participants
n=5 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Race (NIH/OMB)
Asian
100 Participants
n=5 Participants
92 Participants
n=7 Participants
192 Participants
n=5 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Race (NIH/OMB)
Black or African American
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Race (NIH/OMB)
White
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Race (NIH/OMB)
More than one race
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Dialysis vintage
104.9 months
STANDARD_DEVIATION 79.7 • n=5 Participants
102.4 months
STANDARD_DEVIATION 90.6 • n=7 Participants
103.7 months
STANDARD_DEVIATION 84.8 • n=5 Participants

PRIMARY outcome

Timeframe: 12 weeks

Population: Per Protocol Set

Covariate: Serum phosphorus concentrations at baseline.

Outcome measures

Outcome measures
Measure
PA21
n=100 Participants
PA21
Sevelamer Hydrochloride
n=92 Participants
Sevelamer hydrochloride
Adjusted Mean of Serum Phosphorus Concentrations at the End of Treatment
5.00 mg/dL
Interval 4.8 to 5.19
5.34 mg/dL
Interval 5.13 to 5.55

SECONDARY outcome

Timeframe: 12 weeks

Population: Per Protocol Set

Outcome measures

Outcome measures
Measure
PA21
n=100 Participants
PA21
Sevelamer Hydrochloride
n=92 Participants
Sevelamer hydrochloride
Serum Phosphorus Concentrations at End of Treatment (Actual Measured Value)
5.01 mg/dL
Standard Deviation 1.01
5.33 mg/dL
Standard Deviation 1.03

SECONDARY outcome

Timeframe: 12 weeks

Population: Per Protocol Set

Outcome measures

Outcome measures
Measure
PA21
n=100 Participants
PA21
Sevelamer Hydrochloride
n=92 Participants
Sevelamer hydrochloride
Corrected Serum Calcium Concentrations at End of Treatment (Actual Measured Value)
9.14 mg/dL
Standard Deviation 0.68
8.91 mg/dL
Standard Deviation 0.71

SECONDARY outcome

Timeframe: 12 weeks

Population: Per Protocol Set

Outcome measures

Outcome measures
Measure
PA21
n=100 Participants
PA21
Sevelamer Hydrochloride
n=92 Participants
Sevelamer hydrochloride
Serum Intact-PTH Concentrations at End of Treatment (Actual Measured Value)
203.6 pg/mL
Standard Deviation 117.1
253.1 pg/mL
Standard Deviation 168.6

Adverse Events

PA21

Serious events: 6 serious events
Other events: 47 other events
Deaths: 0 deaths

Sevelamer Hydrochloride

Serious events: 5 serious events
Other events: 42 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
PA21
n=108 participants at risk
PA21
Sevelamer Hydrochloride
n=105 participants at risk
Sevelamer hydrochloride
Infections and infestations
Diverticulitis
0.00%
0/108 • 12 weeks
0.95%
1/105 • 12 weeks
Infections and infestations
Pneumonia
0.93%
1/108 • 12 weeks
0.00%
0/105 • 12 weeks
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
Colon cancer
0.93%
1/108 • 12 weeks
0.00%
0/105 • 12 weeks
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
Gastric cancer
0.00%
0/108 • 12 weeks
0.95%
1/105 • 12 weeks
Nervous system disorders
Cerebral infarction
0.00%
0/108 • 12 weeks
0.95%
1/105 • 12 weeks
Cardiac disorders
Cardiac failure congestive
0.93%
1/108 • 12 weeks
0.00%
0/105 • 12 weeks
Cardiac disorders
Supraventricular tachycardia
0.93%
1/108 • 12 weeks
0.00%
0/105 • 12 weeks
Respiratory, thoracic and mediastinal disorders
Acute pulmonary oedema
0.93%
1/108 • 12 weeks
0.00%
0/105 • 12 weeks
Respiratory, thoracic and mediastinal disorders
Pulmonary oedema
0.93%
1/108 • 12 weeks
0.00%
0/105 • 12 weeks
Musculoskeletal and connective tissue disorders
Intervertebral disc protrusion
0.00%
0/108 • 12 weeks
0.95%
1/105 • 12 weeks
Renal and urinary disorders
Renal cyst ruptured
0.93%
1/108 • 12 weeks
0.00%
0/105 • 12 weeks
Injury, poisoning and procedural complications
Shunt stenosis
0.00%
0/108 • 12 weeks
0.95%
1/105 • 12 weeks

Other adverse events

Other adverse events
Measure
PA21
n=108 participants at risk
PA21
Sevelamer Hydrochloride
n=105 participants at risk
Sevelamer hydrochloride
Infections and infestations
Nasopharyngitis
22.2%
24/108 • 12 weeks
22.9%
24/105 • 12 weeks
Gastrointestinal disorders
Constipation
1.9%
2/108 • 12 weeks
18.1%
19/105 • 12 weeks
Gastrointestinal disorders
Diarrhoea
25.0%
27/108 • 12 weeks
2.9%
3/105 • 12 weeks

Additional Information

Clinical Development Division

Kissei Pharmaceutical Co., Ltd

Phone: Email only

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place