Trial Outcomes & Findings for A Phase 1b Study of IV PRM151 in Patients With Idiopathic Pulmonary Fibrosis (IPF) (NCT NCT01254409)

NCT ID: NCT01254409

Last Updated: 2022-04-20

Results Overview

Number of subjects with Dose Limiting Toxicities, Number of Treatment Emergent Serious Adverse Events and Adverse Events

Recruitment status

COMPLETED

Study phase

PHASE1

Target enrollment

21 participants

Primary outcome timeframe

From first dose on Day 1 through Day 57

Results posted on

2022-04-20

Participant Flow

Participant milestones

Participant milestones
Measure
Placebo
0.9% saline administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 1 mg/kg
PRM-151 1 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 5 mg/kg
PRM-151 5 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 10 mg/kg
PRM-151 10 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
Overall Study
STARTED
6
6
5
4
Overall Study
COMPLETED
6
5
5
4
Overall Study
NOT COMPLETED
0
1
0
0

Reasons for withdrawal

Reasons for withdrawal
Measure
Placebo
0.9% saline administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 1 mg/kg
PRM-151 1 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 5 mg/kg
PRM-151 5 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 10 mg/kg
PRM-151 10 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
Overall Study
Adverse Event
0
1
0
0

Baseline Characteristics

A Phase 1b Study of IV PRM151 in Patients With Idiopathic Pulmonary Fibrosis (IPF)

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Placebo
n=6 Participants
0.9% saline administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 1 mg/kg
n=6 Participants
PRM-151 1 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 5 mg/kg
n=5 Participants
PRM-151 5 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 10 mg/kg
n=4 Participants
PRM-151 10 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
Total
n=21 Participants
Total of all reporting groups
Age, Continuous
65.5 years
STANDARD_DEVIATION 12.88 • n=5 Participants
63.7 years
STANDARD_DEVIATION 8.45 • n=7 Participants
70.6 years
STANDARD_DEVIATION 8.26 • n=5 Participants
66.5 years
STANDARD_DEVIATION 5.69 • n=4 Participants
66.4 years
STANDARD_DEVIATION 9.21 • n=21 Participants
Sex: Female, Male
Female
2 Participants
n=5 Participants
1 Participants
n=7 Participants
1 Participants
n=5 Participants
0 Participants
n=4 Participants
4 Participants
n=21 Participants
Sex: Female, Male
Male
4 Participants
n=5 Participants
5 Participants
n=7 Participants
4 Participants
n=5 Participants
4 Participants
n=4 Participants
17 Participants
n=21 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
0 Participants
n=4 Participants
0 Participants
n=21 Participants
Race (NIH/OMB)
Asian
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
0 Participants
n=4 Participants
0 Participants
n=21 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
0 Participants
n=4 Participants
0 Participants
n=21 Participants
Race (NIH/OMB)
Black or African American
1 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
0 Participants
n=4 Participants
1 Participants
n=21 Participants
Race (NIH/OMB)
White
5 Participants
n=5 Participants
6 Participants
n=7 Participants
5 Participants
n=5 Participants
4 Participants
n=4 Participants
20 Participants
n=21 Participants
Race (NIH/OMB)
More than one race
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
0 Participants
n=4 Participants
0 Participants
n=21 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
0 Participants
n=4 Participants
0 Participants
n=21 Participants
Region of Enrollment
United States
2 participants
n=5 Participants
1 participants
n=7 Participants
2 participants
n=5 Participants
4 participants
n=4 Participants
9 participants
n=21 Participants
Region of Enrollment
Netherlands
4 participants
n=5 Participants
5 participants
n=7 Participants
3 participants
n=5 Participants
0 participants
n=4 Participants
12 participants
n=21 Participants
FVC
2.15 liters
STANDARD_DEVIATION 0.64 • n=5 Participants
2.96 liters
STANDARD_DEVIATION 0.85 • n=7 Participants
2.78 liters
STANDARD_DEVIATION 0.73 • n=5 Participants
2.97 liters
STANDARD_DEVIATION 0.71 • n=4 Participants
2.67 liters
STANDARD_DEVIATION 0.76 • n=21 Participants
FVC % Predicted
63.2 percent
STANDARD_DEVIATION 16.7 • n=5 Participants
82.4 percent
STANDARD_DEVIATION 15.5 • n=7 Participants
80.0 percent
STANDARD_DEVIATION 7.8 • n=5 Participants
72.8 percent
STANDARD_DEVIATION 14.3 • n=4 Participants
74.1 percent
STANDARD_DEVIATION 15.3 • n=21 Participants
FEV1 % Predicted
68.8 percent
STANDARD_DEVIATION 17.7 • n=5 Participants
85.8 percent
STANDARD_DEVIATION 16.8 • n=7 Participants
87.0 percent
STANDARD_DEVIATION 11.9 • n=5 Participants
73.0 percent
STANDARD_DEVIATION 12.1 • n=4 Participants
78.5 percent
STANDARD_DEVIATION 16.2 • n=21 Participants
DLCO
35.2 percent
STANDARD_DEVIATION 8.4 • n=5 Participants
41.2 percent
STANDARD_DEVIATION 10.5 • n=7 Participants
52.8 percent
STANDARD_DEVIATION 9.8 • n=5 Participants
46.0 percent
STANDARD_DEVIATION 7.2 • n=4 Participants
43.3 percent
STANDARD_DEVIATION 10.9 • n=21 Participants

PRIMARY outcome

Timeframe: From first dose on Day 1 through Day 57

Population: All subjects who received at least one dose of study treatment

Number of subjects with Dose Limiting Toxicities, Number of Treatment Emergent Serious Adverse Events and Adverse Events

Outcome measures

Outcome measures
Measure
Placebo
n=6 Participants
0.9% saline administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 1 mg/kg
n=6 Participants
PRM-151 1 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 5 mg/kg
n=5 Participants
PRM-151 5 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 10 mg/kg
n=4 Participants
PRM-151 10 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
Safety and Tolerability
Dose Limiting Toxicities
0 participants
0 participants
0 participants
0 participants
Safety and Tolerability
Serious Adverse Events
0 participants
0 participants
0 participants
0 participants
Safety and Tolerability
Adverse Events
6 participants
6 participants
5 participants
4 participants

SECONDARY outcome

Timeframe: Day 15

Population: Subjects who received all doses of study treatment

Maximum concentration

Outcome measures

Outcome measures
Measure
Placebo
n=5 Participants
0.9% saline administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 1 mg/kg
n=5 Participants
PRM-151 1 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 5 mg/kg
n=4 Participants
PRM-151 5 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 10 mg/kg
PRM-151 10 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
Cmax
25.5 µg/mL
Standard Deviation 7.9
145 µg/mL
Standard Deviation 41.9
225 µg/mL
Standard Deviation 43.7

SECONDARY outcome

Timeframe: Day 15

Time of Maximum observed concentration

Outcome measures

Outcome measures
Measure
Placebo
n=5 Participants
0.9% saline administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 1 mg/kg
n=5 Participants
PRM-151 1 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 5 mg/kg
n=4 Participants
PRM-151 5 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 10 mg/kg
PRM-151 10 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
Tmax
5.35 hours
Standard Deviation 10.4
1.30 hours
Standard Deviation 1.51
0.69 hours
Standard Deviation 1.25

SECONDARY outcome

Timeframe: Day 15

Area under the curve from 0 to 48 hrs post dose, with samples collected at 0.5, 0.75, 1, 1.5, 2, 3,4,6,8,12,16, 24 and 48 hours post Day 15 dose.

Outcome measures

Outcome measures
Measure
Placebo
n=5 Participants
0.9% saline administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 1 mg/kg
n=5 Participants
PRM-151 1 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 5 mg/kg
n=4 Participants
PRM-151 5 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 10 mg/kg
PRM-151 10 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
AUC48
446 µg*hr/mL
Standard Deviation 118
2190 µg*hr/mL
Standard Deviation 1140
4710 µg*hr/mL
Standard Deviation 1180

SECONDARY outcome

Timeframe: Day 15

Outcome measures

Outcome measures
Measure
Placebo
n=5 Participants
0.9% saline administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 1 mg/kg
n=5 Participants
PRM-151 1 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 5 mg/kg
n=4 Participants
PRM-151 5 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 10 mg/kg
PRM-151 10 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
Terminal Elimination Half Life
21.7 hour
Interval 14.0 to 29.3
43.6 hour
Interval 11.2 to 79.2
71.6 hour
Interval 32.8 to 110.0

SECONDARY outcome

Timeframe: Day 15

Outcome measures

Outcome measures
Measure
Placebo
n=5 Participants
0.9% saline administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 1 mg/kg
n=5 Participants
PRM-151 1 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 5 mg/kg
n=4 Participants
PRM-151 5 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 10 mg/kg
PRM-151 10 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
Total Body Clearance
2.33 ml/hr/kg
Interval 1.17 to 3.48
1.59 ml/hr/kg
Interval 0.78 to 2.65
1.09 ml/hr/kg
Interval 0.749 to 1.42

SECONDARY outcome

Timeframe: Day 15

Volume of Distribution at Steady State

Outcome measures

Outcome measures
Measure
Placebo
n=5 Participants
0.9% saline administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 1 mg/kg
n=5 Participants
PRM-151 1 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 5 mg/kg
n=4 Participants
PRM-151 5 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 10 mg/kg
PRM-151 10 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
Vss
53.9 mL/kg
Interval 49.8 to 57.9
73.9 mL/kg
Interval 37.6 to 139.0
72.0 mL/kg
Interval 58.8 to 85.2

SECONDARY outcome

Timeframe: Change from Day 1 (Baseline) to Day 57

Outcome measures

Outcome measures
Measure
Placebo
n=6 Participants
0.9% saline administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 1 mg/kg
n=5 Participants
PRM-151 1 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 5 mg/kg
n=5 Participants
PRM-151 5 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 10 mg/kg
n=4 Participants
PRM-151 10 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
FVC (Forced Vital Capacity) Change From Baseline to Day 57
-0.063 liters
Standard Deviation 0.116
0.058 liters
Standard Deviation 0.164
0.060 liters
Standard Deviation 0.074
0.078 liters
Standard Deviation 0.210

SECONDARY outcome

Timeframe: Day 1 (Baseline) and Day 57

Outcome measures

Outcome measures
Measure
Placebo
n=6 Participants
0.9% saline administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 1 mg/kg
n=5 Participants
PRM-151 1 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 5 mg/kg
n=5 Participants
PRM-151 5 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 10 mg/kg
n=4 Participants
PRM-151 10 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
FVC (Forced Vital Capacity) % Predicted Change From Baseline
-1.5 absolute change in % predicted FVC
Standard Deviation 3.3
2.4 absolute change in % predicted FVC
Standard Deviation 4.6
2.8 absolute change in % predicted FVC
Standard Deviation 3.0
1.8 absolute change in % predicted FVC
Standard Deviation 5.3

SECONDARY outcome

Timeframe: Day 1 (Baseline) and Day 57

Outcome measures

Outcome measures
Measure
Placebo
n=6 Participants
0.9% saline administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 1 mg/kg
n=5 Participants
PRM-151 1 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 5 mg/kg
n=5 Participants
PRM-151 5 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 10 mg/kg
n=4 Participants
PRM-151 10 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
DLCO (%) (Diffusing Capacity of Carbon Monoxide) Change From Baseline
-2.3 Absolute change in % predicted DLCO
Standard Deviation 2.1
0.2 Absolute change in % predicted DLCO
Standard Deviation 3.3
-4.0 Absolute change in % predicted DLCO
Standard Deviation 6.8
-1.5 Absolute change in % predicted DLCO
Standard Deviation 3.8

SECONDARY outcome

Timeframe: Day 1 (Baseline) and Day 57

Outcome measures

Outcome measures
Measure
Placebo
n=6 Participants
0.9% saline administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 1 mg/kg
n=5 Participants
PRM-151 1 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 5 mg/kg
n=5 Participants
PRM-151 5 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 10 mg/kg
n=4 Participants
PRM-151 10 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
FEV1 (Forced Expiratory Volume 1sec )(%) Change From Baseline
-1.7 Absolute change in FEV1 % predicted
Standard Deviation 4.3
2.6 Absolute change in FEV1 % predicted
Standard Deviation 4.3
2.4 Absolute change in FEV1 % predicted
Standard Deviation 1.1
0.3 Absolute change in FEV1 % predicted
Standard Deviation 3.8

SECONDARY outcome

Timeframe: Screening (between Day -35 and Day 1) and Day 57

Change from baseline (measured during screening period) in distance walked during a 6 minute walk test

Outcome measures

Outcome measures
Measure
Placebo
n=6 Participants
0.9% saline administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 1 mg/kg
n=5 Participants
PRM-151 1 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 5 mg/kg
n=5 Participants
PRM-151 5 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 10 mg/kg
n=4 Participants
PRM-151 10 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
6MWT (6 Minute Walk Test) Distance Walked Change From Baseline
-11 meters
Standard Deviation 51
-11 meters
Standard Deviation 63
6 meters
Standard Deviation 43
35 meters
Standard Deviation 45

SECONDARY outcome

Timeframe: Day 1 (Baseline) and Day 57

St. George's Respiratory Questionnaire Total Score. Scores range from 0 (no impairment) to 100 (maximum impairment). A decrease in score represents a decrease in disease related symptoms. The SGRQ is not validated for IPF.

Outcome measures

Outcome measures
Measure
Placebo
n=6 Participants
0.9% saline administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 1 mg/kg
n=5 Participants
PRM-151 1 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 5 mg/kg
n=5 Participants
PRM-151 5 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 10 mg/kg
n=4 Participants
PRM-151 10 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
SGRQ (St. George's Respiratory Questionnaire) Total Score Change From Baseline
-0.5 units on a scale
Standard Deviation 6.2
2.3 units on a scale
Standard Deviation 17.9
7.1 units on a scale
Standard Deviation 12.0
-6.3 units on a scale
Standard Deviation 6.6

Adverse Events

Placebo

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

PRM-151 1 mg/kg

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

PRM-151 5 mg/kg

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

PRM-151 10 mg/kg

Serious events: 0 serious events
Other events: 4 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
Placebo
n=6 participants at risk
0.9% saline administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 1 mg/kg
n=6 participants at risk
PRM-151 1 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 5 mg/kg
n=5 participants at risk
PRM-151 5 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
PRM-151 10 mg/kg
n=4 participants at risk
PRM-151 10 mg/kg administered as a 30 minute IV infusion Days 1, 3, 5, 8 and 15
Respiratory, thoracic and mediastinal disorders
Cough
33.3%
2/6
66.7%
4/6
60.0%
3/5
0.00%
0/4
Respiratory, thoracic and mediastinal disorders
Productive cough
33.3%
2/6
16.7%
1/6
40.0%
2/5
25.0%
1/4
General disorders
Fatigue
16.7%
1/6
0.00%
0/6
40.0%
2/5
25.0%
1/4
Nervous system disorders
Headache
16.7%
1/6
33.3%
2/6
0.00%
0/5
25.0%
1/4
Respiratory, thoracic and mediastinal disorders
Dyspnoea
33.3%
2/6
33.3%
2/6
0.00%
0/5
0.00%
0/4
Nervous system disorders
Dizziness
16.7%
1/6
16.7%
1/6
20.0%
1/5
0.00%
0/4
Skin and subcutaneous tissue disorders
Pruritus
16.7%
1/6
16.7%
1/6
20.0%
1/5
0.00%
0/4
General disorders
Hematoma
16.7%
1/6
33.3%
2/6
0.00%
0/5
0.00%
0/4
Respiratory, thoracic and mediastinal disorders
Dyspnoea exertional
33.3%
2/6
16.7%
1/6
0.00%
0/5
0.00%
0/4
Infections and infestations
Nasopharyngitis
33.3%
2/6
16.7%
1/6
0.00%
0/5
0.00%
0/4
Musculoskeletal and connective tissue disorders
Back pain
33.3%
2/6
0.00%
0/6
20.0%
1/5
0.00%
0/4
Respiratory, thoracic and mediastinal disorders
Dysphonia
0.00%
0/6
33.3%
2/6
0.00%
0/5
0.00%
0/4
Vascular disorders
Hypotension
0.00%
0/6
16.7%
1/6
0.00%
0/5
25.0%
1/4
Blood and lymphatic system disorders
Lymphadenopathy
16.7%
1/6
16.7%
1/6
0.00%
0/5
0.00%
0/4
General disorders
Catheter site hematoma
16.7%
1/6
16.7%
1/6
0.00%
0/5
0.00%
0/4
General disorders
Malaise
16.7%
1/6
16.7%
1/6
0.00%
0/5
0.00%
0/4
Vascular disorders
Hypertension
16.7%
1/6
16.7%
1/6
0.00%
0/5
0.00%
0/4
General disorders
Non-cardiac chest pain
33.3%
2/6
0.00%
0/6
0.00%
0/5
0.00%
0/4
Gastrointestinal disorders
Vomiting
33.3%
2/6
0.00%
0/6
0.00%
0/5
0.00%
0/4

Additional Information

Dr. Bernt van den Blink

Promedior, Inc.

Phone: 781-538-4203

Results disclosure agreements

  • Principal investigator is a sponsor employee Investigators agree that the first public presentation of data will be a joint, multicentre publication of results. If this does not occur within 12 months after conclusion of the study, investigator may publish the results, provided that the complete manuscript or other publication is submitted to the sponsor for review 30 days prior to submission.
  • Publication restrictions are in place

Restriction type: OTHER