Trial Outcomes & Findings for A Trial to Evaluate the Safety and Efficacy of PS433540 to Treat Hypertension (NCT NCT00522925)

NCT ID: NCT00522925

Last Updated: 2011-09-16

Results Overview

Recruitment status

COMPLETED

Study phase

PHASE2

Target enrollment

280 participants

Primary outcome timeframe

4 weeks of treatment with PS43540

Results posted on

2011-09-16

Participant Flow

Participant milestones

Participant milestones
Measure
1- Placebo
Placebo
2- PS433540 200mg
200mg daily for 4 weeks
3- PS433540 500mg
500mg once daily for 4 weeks
Overall Study
STARTED
36
39
38
Overall Study
COMPLETED
28
38
36
Overall Study
NOT COMPLETED
8
1
2

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

A Trial to Evaluate the Safety and Efficacy of PS433540 to Treat Hypertension

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
1- Placebo
n=36 Participants
Placebo
2- PS433540 200mg
n=39 Participants
200mg daily for 4 weeks
3- PS433540 500mg
n=38 Participants
500mg once daily for 4 weeks
Total
n=113 Participants
Total of all reporting groups
Age, Categorical
<=18 years
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
0 Participants
n=4 Participants
Age, Categorical
Between 18 and 65 years
30 Participants
n=5 Participants
27 Participants
n=7 Participants
31 Participants
n=5 Participants
88 Participants
n=4 Participants
Age, Categorical
>=65 years
6 Participants
n=5 Participants
12 Participants
n=7 Participants
7 Participants
n=5 Participants
25 Participants
n=4 Participants
Age Continuous
58.4 years
STANDARD_DEVIATION 7.94 • n=5 Participants
59.1 years
STANDARD_DEVIATION 8.72 • n=7 Participants
56.8 years
STANDARD_DEVIATION 9.87 • n=5 Participants
58.1 years
STANDARD_DEVIATION 8.84 • n=4 Participants
Sex: Female, Male
Female
12 Participants
n=5 Participants
18 Participants
n=7 Participants
10 Participants
n=5 Participants
40 Participants
n=4 Participants
Sex: Female, Male
Male
24 Participants
n=5 Participants
21 Participants
n=7 Participants
28 Participants
n=5 Participants
73 Participants
n=4 Participants
Region of Enrollment
United States
36 participants
n=5 Participants
39 participants
n=7 Participants
38 participants
n=5 Participants
113 participants
n=4 Participants

PRIMARY outcome

Timeframe: 4 weeks of treatment with PS43540

Outcome measures

Outcome measures
Measure
1- Placebo
n=36 Participants
Placebo
2- PS433540 200mg
n=39 Participants
200mg daily for 4 weeks
3- PS433540 500mg
n=38 Participants
500mg once daily for 4 weeks
Change From Baseline in Mean 24-hour Ambulatory Systolic Blood Pressure
-0.3 mmHg
Interval -4.8 to 4.2
-11.9 mmHg
Interval -15.3 to -8.6
-15.3 mmHg
Interval -18.8 to -11.8

SECONDARY outcome

Timeframe: 4 weeks of treatment with PS43540

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: 4 weeks of treatment with PS43540

Outcome measures

Outcome data not reported

Adverse Events

1- Placebo

Serious events: 1 serious events
Other events: 9 other events
Deaths: 0 deaths

2- PS433540 200mg

Serious events: 1 serious events
Other events: 8 other events
Deaths: 0 deaths

3- PS433540 500mg

Serious events: 0 serious events
Other events: 10 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
1- Placebo
n=36 participants at risk
Placebo
2- PS433540 200mg
n=39 participants at risk
200mg daily for 4 weeks
3- PS433540 500mg
n=38 participants at risk
500mg once daily for 4 weeks
Cardiac disorders
Syncope
2.8%
1/36 • Number of events 1
0.00%
0/39
0.00%
0/38
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
Basal Cell Carcinoma
0.00%
0/36
2.6%
1/39 • Number of events 1
0.00%
0/38

Other adverse events

Other adverse events
Measure
1- Placebo
n=36 participants at risk
Placebo
2- PS433540 200mg
n=39 participants at risk
200mg daily for 4 weeks
3- PS433540 500mg
n=38 participants at risk
500mg once daily for 4 weeks
Infections and infestations
Upper Respiratory Tract Infection
2.8%
1/36 • Number of events 1
2.6%
1/39 • Number of events 1
2.6%
1/38 • Number of events 1
Nervous system disorders
Headache
11.1%
4/36 • Number of events 6
5.1%
2/39 • Number of events 2
7.9%
3/38 • Number of events 4
General disorders
Fatigue
2.8%
1/36 • Number of events 1
5.1%
2/39 • Number of events 2
0.00%
0/38
Musculoskeletal and connective tissue disorders
Back Pain
8.3%
3/36 • Number of events 3
2.6%
1/39 • Number of events 1
0.00%
0/38
Investigations
Blood Pressure Increase
2.8%
1/36 • Number of events 1
2.6%
1/39 • Number of events 1
0.00%
0/38
Infections and infestations
Nasopharyngitis
5.6%
2/36 • Number of events 2
2.6%
1/39 • Number of events 1
5.3%
2/38 • Number of events 2
Cardiac disorders
Oedema Peripheral
2.8%
1/36 • Number of events 2
0.00%
0/39
2.6%
1/38 • Number of events 1
Respiratory, thoracic and mediastinal disorders
Dyspnoea Exertional
2.8%
1/36 • Number of events 1
0.00%
0/39
2.6%
1/38 • Number of events 1
General disorders
Swelling
0.00%
0/36
0.00%
0/39
2.6%
1/38 • Number of events 1
Psychiatric disorders
Confusional State
5.6%
2/36 • Number of events 2
0.00%
0/39
0.00%
0/38
Respiratory, thoracic and mediastinal disorders
Rhinorrhoea
5.6%
2/36 • Number of events 2
0.00%
0/39
0.00%
0/38
Musculoskeletal and connective tissue disorders
Musculoskeletal Pain
0.00%
0/36
0.00%
0/39
2.6%
1/38 • Number of events 1

Additional Information

Ram Kapil, PhD/ Sr. Director, Clinical Pharmacology

Ligand Pharmaceuticals, Inc.

Phone: 858-550-7603

Results disclosure agreements

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