Trial Outcomes & Findings for Study of Nalbuphine HCl ER Tablets in Patients With Prurigo Nodularis (NCT NCT02174419)

NCT ID: NCT02174419

Last Updated: 2025-05-21

Results Overview

The number of subjects who reported at least a 30% reduction from baseline to Week 10, expressed as a percentage of subjects in the particular arm/group who were evaluated,

Recruitment status

COMPLETED

Study phase

PHASE2/PHASE3

Target enrollment

62 participants

Primary outcome timeframe

Baseline, Week 10

Results posted on

2025-05-21

Participant Flow

Participant milestones

Participant milestones
Measure
Nalbuphine HCl ER 90mg
nalbuphine HCl ER tablets 90 mg BID nalbuphine HCl ER tablets 90 mg BID: nalbuphine HCl ER tablets 90 mg BID administered for 8 weeks
Nalbuphine HCl ER 180 mg
nalbuphine HCl ER tablets 180 mg BID nalbuphine HCl ER tablets 180 mg BID: nalbuphine HCl ER tablets 180 mg BID administered for 8 weeks
Sugar Pill
Placebo tablets BID Placebo tablets BID: Placebo tablets BID administered for 10 weeks
Overall Study
STARTED
22
18
22
Overall Study
COMPLETED
18
12
20
Overall Study
NOT COMPLETED
4
6
2

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Study of Nalbuphine HCl ER Tablets in Patients With Prurigo Nodularis

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Nalbuphine HCl ER 90mg
n=22 Participants
nalbuphine HCl ER tablets 90 mg BID nalbuphine HCl ER tablets 90 mg BID: nalbuphine HCl ER tablets 90 mg BID administered for 8 weeks
Nalbuphine HCl ER 180 mg
n=18 Participants
nalbuphine HCl ER tablets 180 mg BID nalbuphine HCl ER tablets 180 mg BID: nalbuphine HCl ER tablets 180 mg BID administered for 8 weeks
Sugar Pill
n=22 Participants
Placebo tablets BID Placebo tablets BID: Placebo tablets BID administered for 10 weeks
Total
n=62 Participants
Total of all reporting groups
Age, Continuous
55.0 years
STANDARD_DEVIATION 8.6 • n=5 Participants
49.1 years
STANDARD_DEVIATION 16.3 • n=7 Participants
53.3 years
STANDARD_DEVIATION 16.7 • n=5 Participants
52.7 years
STANDARD_DEVIATION 14.2 • n=4 Participants
Sex: Female, Male
Female
12 Participants
n=5 Participants
10 Participants
n=7 Participants
12 Participants
n=5 Participants
34 Participants
n=4 Participants
Sex: Female, Male
Male
10 Participants
n=5 Participants
8 Participants
n=7 Participants
10 Participants
n=5 Participants
28 Participants
n=4 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
0 Participants
n=4 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
22 Participants
n=5 Participants
18 Participants
n=7 Participants
22 Participants
n=5 Participants
62 Participants
n=4 Participants
Ethnicity (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
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
Race (NIH/OMB)
Asian
0 Participants
n=5 Participants
1 Participants
n=7 Participants
0 Participants
n=5 Participants
1 Participants
n=4 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
Race (NIH/OMB)
Black or African American
2 Participants
n=5 Participants
2 Participants
n=7 Participants
2 Participants
n=5 Participants
6 Participants
n=4 Participants
Race (NIH/OMB)
White
20 Participants
n=5 Participants
15 Participants
n=7 Participants
19 Participants
n=5 Participants
54 Participants
n=4 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
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
n=5 Participants
0 Participants
n=7 Participants
1 Participants
n=5 Participants
1 Participants
n=4 Participants
Region of Enrollment
United States
5 participants
n=5 Participants
4 participants
n=7 Participants
6 participants
n=5 Participants
15 participants
n=4 Participants
Region of Enrollment
Europe
17 participants
n=5 Participants
14 participants
n=7 Participants
16 participants
n=5 Participants
47 participants
n=4 Participants

PRIMARY outcome

Timeframe: Baseline, Week 10

The number of subjects who reported at least a 30% reduction from baseline to Week 10, expressed as a percentage of subjects in the particular arm/group who were evaluated,

Outcome measures

Outcome measures
Measure
Nalbuphine HCl ER 90mg
n=22 Participants
nalbuphine HCl ER tablets 90 mg BID nalbuphine HCl ER tablets 90 mg BID: nalbuphine HCl ER tablets 90 mg BID administered for 8 weeks
Nalbuphine HCl ER 180 mg
n=18 Participants
nalbuphine HCl ER tablets 180 mg BID nalbuphine HCl ER tablets 180 mg BID: nalbuphine HCl ER tablets 180 mg BID administered for 8 weeks
Sugar Pill
n=22 Participants
Placebo tablets BID Placebo tablets BID: Placebo tablets BID administered for 10 weeks
Change From Baseline to the Evaluation Visit (Week 10) in Itch on the 0-10 Numerical Rating Scale
27.3 percentage of subjects
44.4 percentage of subjects
36.4 percentage of subjects

SECONDARY outcome

Timeframe: Baseline, Week 10

Outcome measures

Outcome data not reported

OTHER_PRE_SPECIFIED outcome

Timeframe: Baseline, Week 10

Outcome measures

Outcome data not reported

Adverse Events

Nalbuphine HCl ER 90mg

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

Nalbuphine HCl ER 180 mg

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

Sugar Pill

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

Serious adverse events

Serious adverse events
Measure
Nalbuphine HCl ER 90mg
n=22 participants at risk
nalbuphine HCl ER tablets 90 mg BID nalbuphine HCl ER tablets 90 mg BID: nalbuphine HCl ER tablets 90 mg BID administered for 8 weeks
Nalbuphine HCl ER 180 mg
n=18 participants at risk
nalbuphine HCl ER tablets 180 mg BID nalbuphine HCl ER tablets 180 mg BID: nalbuphine HCl ER tablets 180 mg BID administered for 8 weeks
Sugar Pill
n=22 participants at risk
Placebo tablets BID Placebo tablets BID: Placebo tablets BID administered for 10 weeks
Injury, poisoning and procedural complications
Road traffic accident
4.5%
1/22
0.00%
0/18
0.00%
0/22
Injury, poisoning and procedural complications
Thoracic vertebral fracture
4.5%
1/22
0.00%
0/18
0.00%
0/22
Blood and lymphatic system disorders
Leukocytosis
0.00%
0/22
0.00%
0/18
4.5%
1/22

Other adverse events

Adverse event data not reported

Additional Information

Thomas Sciascia, MD

Trevi Therapeutics

Phone: 203-304-2499

Results disclosure agreements

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