Trial Outcomes & Findings for Assessment of Intra-subject Variability in the Bioavailability of Chlorpromazine Hydrochloride (NCT NCT02943213)

NCT ID: NCT02943213

Last Updated: 2017-11-14

Results Overview

Time Frame = sampling times.

Recruitment status

COMPLETED

Study phase

PHASE1

Target enrollment

20 participants

Primary outcome timeframe

0, 0.5, 1, 1.3, 1.6, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 24, 36, 48, 72 and 96 hours

Results posted on

2017-11-14

Participant Flow

Study volunteers each received a single dose of 25 mg Chlorpromazine Hydrochloride Tablet in both treatment periods.

Participant milestones

Participant milestones
Measure
Chlorpromazine 25 mg
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc.
Treatment Period 1
STARTED
20
Treatment Period 1
COMPLETED
20
Treatment Period 1
NOT COMPLETED
0
Treatment Period 2
STARTED
20
Treatment Period 2
COMPLETED
20
Treatment Period 2
NOT COMPLETED
0

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Assessment of Intra-subject Variability in the Bioavailability of Chlorpromazine Hydrochloride

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Chlorpromazine 25 mg
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc.
Age, Categorical
<=18 years
0 Participants
n=5 Participants
Age, Categorical
Between 18 and 65 years
20 Participants
n=5 Participants
Age, Categorical
>=65 years
0 Participants
n=5 Participants
Sex: Female, Male
Female
4 Participants
n=5 Participants
Sex: Female, Male
Male
16 Participants
n=5 Participants
Race/Ethnicity, Customized
Caucasian
4 Participants
n=5 Participants
Race/Ethnicity, Customized
Black
16 Participants
n=5 Participants
Region of Enrollment
South Africa
20 Participants
n=5 Participants

PRIMARY outcome

Timeframe: 0, 0.5, 1, 1.3, 1.6, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 24, 36, 48, 72 and 96 hours

Population: All subjects who completed the PK blood sampling for this study and for whom primary PK parameters were calculated for both treatment periods were included in the statistical PK analysis of the study.

Time Frame = sampling times.

Outcome measures

Outcome measures
Measure
Treatment Period 1
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc.
Treatment Period 2
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc
Maximum Observed Plasma Concentration (Cmax) - Chlorpromazine
2671 pg/mL
Geometric Coefficient of Variation 94.5
2720 pg/mL
Geometric Coefficient of Variation 69.6

PRIMARY outcome

Timeframe: 0, 0.5, 1, 1.3, 1.6, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 24, 36, 48, 72 and 96 hours

Population: All subjects who completed the PK blood sampling for this study and for whom primary PK parameters were calculated for both treatment periods were included in the statistical PK analysis of the study.

Time Frame = sampling times.

Outcome measures

Outcome measures
Measure
Treatment Period 1
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc.
Treatment Period 2
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc
Maximum Observed Plasma Concentration (Cmax) - 7-Hydroxy-Chlorpromazine
1539 pg/mL
Geometric Coefficient of Variation 57.6
1583 pg/mL
Geometric Coefficient of Variation 48.9

PRIMARY outcome

Timeframe: 0, 0.5, 1, 1.3, 1.6, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 24, 36, 48, 72 and 96 hours

Population: All subjects who completed the PK blood sampling for this study and for whom primary PK parameters were calculated for both treatment periods were included in the statistical PK analysis of the study.

Time Frame = sampling times.

Outcome measures

Outcome measures
Measure
Treatment Period 1
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc.
Treatment Period 2
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc
Area Under the Plasma Concentration Versus Time Curve, From Time Zero to t, Where t is the Time of the Last Quantifiable Concentration (AUC(0-t)) - Chlorpromazine
18670 h*pg/mL
Geometric Coefficient of Variation 91.9
18470 h*pg/mL
Geometric Coefficient of Variation 98.0

PRIMARY outcome

Timeframe: 0, 0.5, 1, 1.3, 1.6, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 24, 36, 48, 72 and 96 hours

Population: All subjects who completed the PK blood sampling for this study and for whom primary PK parameters were calculated for both treatment periods were included in the statistical PK analysis of the study.

Time Frame = sampling times.

Outcome measures

Outcome measures
Measure
Treatment Period 1
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc.
Treatment Period 2
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc
Area Under the Plasma Concentration Versus Time Curve, From Time Zero to t, Where t is the Time of the Last Quantifiable Concentration (AUC(0-t)) - 7-Hydroxy-Chlorpromazine
13280 h*pg/mL
Geometric Coefficient of Variation 58.4
13190 h*pg/mL
Geometric Coefficient of Variation 61.6

PRIMARY outcome

Timeframe: 0, 0.5, 1, 1.3, 1.6, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 24, 36, 48, 72 and 96 hours

Population: All subjects who completed the PK blood sampling for this study and for whom primary PK parameters were calculated for both treatment periods were included in the statistical PK analysis of the study.

Time Frame = sampling times.

Outcome measures

Outcome measures
Measure
Treatment Period 1
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc.
Treatment Period 2
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc
Area Under the Plasma Concentration Versus Time Curve, With Extrapolation to Infinity (AUC(0-∞)) - Chlorpromazine
15790 h*pg/mL
Geometric Coefficient of Variation 74.9
19650 h*pg/mL
Geometric Coefficient of Variation 106.2

PRIMARY outcome

Timeframe: 0, 0.5, 1, 1.3, 1.6, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 24, 36, 48, 72 and 96 hours

Population: All subjects who completed the PK blood sampling for this study and for whom primary PK parameters were calculated for both treatment periods were included in the statistical PK analysis of the study.

Time Frame = sampling times.

Outcome measures

Outcome measures
Measure
Treatment Period 1
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc.
Treatment Period 2
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc
Area Under the Plasma Concentration Versus Time Curve, With Extrapolation to Infinity (AUC(0-∞)) - 7-Hydroxy-Chlorpromazine
14460 h*pg/mL
Geometric Coefficient of Variation 55.2
13740 h*pg/mL
Geometric Coefficient of Variation 60.7

SECONDARY outcome

Timeframe: 0, 0.5, 1, 1.3, 1.6, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 24, 36, 48, 72 and 96 hours

Population: All subjects who completed the PK blood sampling for this study and for whom primary PK parameters were calculated for both treatment periods were included in the statistical PK analysis of the study.

Time Frame = sampling times

Outcome measures

Outcome measures
Measure
Treatment Period 1
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc.
Treatment Period 2
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc
Time to Maximum Observed Plasma Concentration (Tmax) - Chlorpromazine
1.33 hr
Interval 1.0 to 2.0
1.33 hr
Interval 1.0 to 5.0

SECONDARY outcome

Timeframe: 0, 0.5, 1, 1.3, 1.6, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 24, 36, 48, 72 and 96 hours

Population: All subjects who completed the PK blood sampling for this study and for whom primary PK parameters were calculated for both treatment periods were included in the statistical PK analysis of the study.

Time Frame = sampling times

Outcome measures

Outcome measures
Measure
Treatment Period 1
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc.
Treatment Period 2
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc
Time to Maximum Observed Plasma Concentration (Tmax) - 7-Hydroxy-Chlorpromazine
2.00 hr
Interval 1.33 to 3.0
1.83 hr
Interval 1.0 to 3.0

SECONDARY outcome

Timeframe: 0, 0.5, 1, 1.3, 1.6, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 24, 36, 48, 72 and 96 hours

Population: All subjects who completed the PK blood sampling for this study and for whom primary PK parameters were calculated for both treatment periods were included in the statistical PK analysis of the study.

Time Frame = sampling times

Outcome measures

Outcome measures
Measure
Treatment Period 1
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc.
Treatment Period 2
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc
Terminal Elimination Rate Constant (λz) - Chlorpromazine
0.05060 1/hr
Geometric Coefficient of Variation 17.9
0.04117 1/hr
Geometric Coefficient of Variation 32.6

SECONDARY outcome

Timeframe: 0, 0.5, 1, 1.3, 1.6, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 24, 36, 48, 72 and 96 hours

Population: All subjects who completed the PK blood sampling for this study and for whom primary PK parameters were calculated for both treatment periods were included in the statistical PK analysis of the study.

Time Frame = sampling times

Outcome measures

Outcome measures
Measure
Treatment Period 1
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc.
Treatment Period 2
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc
Terminal Elimination Rate Constant (λz) - 7-Hydroxy-Chlorpromazine
0.07153 1/hr
Geometric Coefficient of Variation 19.5
0.07025 1/hr
Geometric Coefficient of Variation 19.8

SECONDARY outcome

Timeframe: 0, 0.5, 1, 1.3, 1.6, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 24, 36, 48, 72 and 96 hours

Population: All subjects who completed the PK blood sampling for this study and for whom primary PK parameters were calculated for both treatment periods were included in the statistical PK analysis of the study.

Time Frame = sampling times

Outcome measures

Outcome measures
Measure
Treatment Period 1
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc.
Treatment Period 2
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc
Apparent Terminal Elimination Half-life (t1/2) - Chlorpromazine
13.70 hr
Geometric Coefficient of Variation 17.7
16.84 hr
Geometric Coefficient of Variation 40.7

SECONDARY outcome

Timeframe: 0, 0.5, 1, 1.3, 1.6, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 24, 36, 48, 72 and 96 hours

Population: All subjects who completed the PK blood sampling for this study and for whom primary PK parameters were calculated for both treatment periods were included in the statistical PK analysis of the study.

Time Frame = sampling times

Outcome measures

Outcome measures
Measure
Treatment Period 1
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc.
Treatment Period 2
n=20 Participants
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc
Apparent Terminal Elimination Half-life (t1/2) - 7-Hydroxy-Chlorpromazine
9.690 hr
Geometric Coefficient of Variation 31.8
9.867 hr
Geometric Coefficient of Variation 28.1

Adverse Events

Treatment Period 1

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

Treatment Period 2

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

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
Treatment Period 1
n=20 participants at risk
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc.
Treatment Period 2
n=20 participants at risk
All enrolled subjects are administered a single dose of 25 mg Chlorpromazine Hydrochloride Tablet. Chlorpromazine Hydrochloride: Chlorpromazine Hydrochloride (25 mg Tablet) - Generic US Applicant holder is USL Pharma Inc
Musculoskeletal and connective tissue disorders
Arthralgia Left Index Finger
5.0%
1/20 • From first visit first dose until post-study visit.
0.00%
0/20 • From first visit first dose until post-study visit.
Cardiac disorders
Tachycardia
0.00%
0/20 • From first visit first dose until post-study visit.
5.0%
1/20 • From first visit first dose until post-study visit.
Injury, poisoning and procedural complications
Soft Tissue Injury Right Side of Body
5.0%
1/20 • From first visit first dose until post-study visit.
0.00%
0/20 • From first visit first dose until post-study visit.

Additional Information

James Price

Cycle Pharmaceuticals Ltd

Phone: +44 1223 803638

Results disclosure agreements

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