Title

Placebo-Controlled Single Dose Study to Evaluate Safety and Pharmacokinetics of SXC-2023 in Healthy Volunteers
A Phase 1, Randomized, Double-Blind, Placebo-Controlled, Single Ascending Dose Study to Assess the Safety, Tolerability, Pharmacokinetics, and Food Effect of SXC-2023 When Administered Orally to Healthy Adult Subjects
  • Phase

    Phase 1
  • Study Type

    Interventional
  • Intervention/Treatment

    SXC-2023 ...
  • Study Participants

    48
This is a randomized, double-blind, placebo-controlled, single ascending oral dose and food effect study conducted at one study center in the United States. Safety and tolerability will be assessed throughout the study and serial blood samples and urine samples will be collected for the safety and pharmacokinetic assessment of SXC-2023.
Study Started
Sep 11
2017
Primary Completion
Feb 13
2018
Study Completion
Feb 13
2018
Results Posted
Sep 26
2019
Last Update
Sep 26
2019

Drug SXC-2023

Oral capsule

Drug Placebo oral capsule

Placebo given as oral capsule.

SXC-2023, 50 mg Experimental

Single dose of 50 mg, given orally in capsule form.

SXC-2023, 100 mg Experimental

Single dose of 100 mg, given orally in capsule form.

SXC-2023, 200 mg Experimental

Single dose of 200mg, given orally in capsule form.

SXC-2023, 400 mg Experimental

Single dose of 400mg, given orally in capsule form.

SXC-2023, 800 mg Experimental

Single dose of 800mg, given orally in capsule form.

SXC-2023, 1600 mg Experimental

Single dose of 1600 mg, given orally in capsule form.

Placebo oral capsule Placebo Comparator

Placebo comparator, given once orally in matching capsule form.

Criteria

Inclusion Criteria:

Healthy adult male or females (women of non child bearing potential), 18-55 years of age (inclusive).
Medically healthy with no clinically significant screening results.
Non-vasectomized male subjects must agree to use birth control or abstain from sexual intercourse during and until 90 days beyond the last dose of study drug/placebo.
Continuous non-smoker, at least 3 months prior to first dose and throughout the study.
Understands the study procedures in the informed consent form, and be willing and able to comply with the protocol

Exclusion Criteria:

Subject is mentally or legally incapacitated.
History of any illness that, in the opinion of the PI, might confound the results of the study or poses an additional risk to the subjects by their participation in the study.
History or presence of alcoholism or drug abuse within the past 2 years
Female subject of childbearing potential.
Blood donation or significant blood loss within 56 days prior to first dose.
Plasma donation within 7 days prior to first dose.
Participation in another clinical trial within 30 days prior to first dose.

Summary

SXC-2023, 50 mg

SXC-2023, 100 mg

SXC-2023, 200 mg

SXC-2023, 400 mg

SXC-2023, 800 mg

SXC-2023, 1600 mg

Placebo

All Events

Event Type Organ System Event Term SXC-2023, 50 mg SXC-2023, 100 mg SXC-2023, 200 mg SXC-2023, 400 mg SXC-2023, 800 mg SXC-2023, 1600 mg Placebo

Number of Subjects Experiencing TEAEs.

Treatment related adverse events as a measure of safety and tolerability of SXC-2023. Measured by patient reporting, assessment of vital signs and laboratory assessments.

SXC-2023, 50 mg

3.0
participants

SXC-2023, 100 mg

SXC-2023, 200 mg

4.0
participants

SXC-2023, 400 mg

1.0
participants

SXC-2023, 800 mg

2.0
participants

SXC-2023, 1600 mg

1.0
participants

Placebo Oral Capsule

4.0
participants

Pharmacokinetic Assessments: Cmax

Peak plasma concentration

SXC-2023, 50 mg

758.2
ng/mL (Geometric Mean)
Geometric Coefficient of Variation: 157.3

SXC-2023, 100 mg

2181.0
ng/mL (Geometric Mean)
Geometric Coefficient of Variation: 58.3

SXC-2023, 200 mg

5145.0
ng/mL (Geometric Mean)
Geometric Coefficient of Variation: 38.1

SXC-2023, 400 mg

9005.0
ng/mL (Geometric Mean)
Geometric Coefficient of Variation: 60.4

SXC-2023, 800 mg

25510.0
ng/mL (Geometric Mean)
Geometric Coefficient of Variation: 49.5

SXC-2023, 1600 mg

33700.0
ng/mL (Geometric Mean)
Geometric Coefficient of Variation: 35

Pharmacokinetics Assessments: Tmax

Time to peak plasma concentration

SXC-2023, 50 mg

3.111
hours (Mean)
Full Range: 3.01 to 4.02

SXC-2023, 100 mg

3.016
hours (Mean)
Full Range: 2.01 to 6.0

SXC-2023, 200 mg

4.0
hours (Mean)
Full Range: 2.0 to 6.0

SXC-2023, 400 mg

4.0
hours (Mean)
Full Range: 2.0 to 4.01

SXC-2023, 800 mg

2.501
hours (Mean)
Full Range: 1.5 to 6.0

SXC-2023, 1600 mg

3.5
hours (Mean)
Full Range: 2.0 to 4.0

Pharmacokinetic Assessments: AUC

Area under the plasma concentration-time curve

SXC-2023, 50 mg

3213.0
ng*hr/mL (Geometric Mean)
Geometric Coefficient of Variation: 154.1

SXC-2023, 100 mg

9732.0
ng*hr/mL (Geometric Mean)
Geometric Coefficient of Variation: 73.9

SXC-2023, 200 mg

25180.0
ng*hr/mL (Geometric Mean)
Geometric Coefficient of Variation: 43.2

SXC-2023, 400 mg

57170.0
ng*hr/mL (Geometric Mean)
Geometric Coefficient of Variation: 54

SXC-2023, 800 mg

139500.0
ng*hr/mL (Geometric Mean)
Geometric Coefficient of Variation: 28.6

SXC-2023, 1600 mg

239700.0
ng*hr/mL (Geometric Mean)
Geometric Coefficient of Variation: 29.8

Pharmacokinetic: Food Effect, AUC

To evaluate the effect of food on the PK of SXC-2023. The log transformed values of total AUC will be analyzed using a linear mixed effect model with formulation, period, sequence, and carryover as fixed effects and subject as a random effect.

SXC-2023, 800 mg Fed

158700.0
ng*hr/mL (Geometric Mean)
Geometric Coefficient of Variation: 31.4

Pharmacokinetic: Food Effect, CMax

To evaluate the effect of food on the PK of SXC-2023. The log transformed values of total CMax will be analyzed using a linear mixed effect model with formulation, period, sequence, and carryover as fixed effects and subject as a random effect.

SXC-2023, 800 mg Fed

17160.0
ng/mL (Geometric Mean)
Geometric Coefficient of Variation: 26.3

Total

48
Participants

Age, Continuous

41.3
years (Mean)
Standard Deviation: 10.15

Age, Categorical

Ethnicity (NIH/OMB)

Race (NIH/OMB)

Region of Enrollment

Sex: Female, Male

Unfed Conditions

SXC-2023, 50 mg

SXC-2023, 100 mg

SXC-2023, 200 mg

SXC-2023, 400 mg

SXC-2023, 800 mg

SXC-2023, 1600 mg

Placebo

Fed Conditions

SXC-2023, 800 mg

Placebo