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Clinical Trials/NCT01411800
NCT01411800
Completed
Phase 1

A Phase 1, Randomized, Open-Label, Two-Way Crossover Study of Two Oral Formulations of LX1033 in Healthy Human Subjects

Lexicon Pharmaceuticals1 site in 1 country28 target enrollmentAugust 2011

Overview

Phase
Phase 1
Intervention
250 mg capsule
Conditions
Irritable Bowel Syndrome
Sponsor
Lexicon Pharmaceuticals
Enrollment
28
Locations
1
Primary Endpoint
Urinary 5-HIAA levels
Status
Completed
Last Updated
13 years ago

Overview

Brief Summary

The purpose of this study is to assess the pharmacodynamic effects, pharmacokinetics, and safety of two oral formulations (tablet and capsule) of LX1033 in normal healthy volunteers.

Registry
clinicaltrials.gov
Start Date
August 2011
End Date
May 2012
Last Updated
13 years ago
Study Type
Interventional
Study Design
Crossover
Sex
All

Investigators

Responsible Party
Sponsor

Eligibility Criteria

Inclusion Criteria

  • Adult subjects age 18 to 55 years
  • Vital signs acceptable at Screening
  • Body mass index (BMI) between 18 and 35 kg/m\^2 at Screening
  • Considered to be in good health, as determined by the Investigator
  • Normal ECG findings
  • Negative urine screen for drugs of abuse and negative breath test for alcohol
  • Negative hepatitis B surface antigen, hepatitis C antibody, and HIV1 and HIV2 antibody tests within the last 28 days
  • Ability to provide written informed consent

Exclusion Criteria

  • Use of any medication (including acetaminophen) within 5 days of dosing
  • Use of any investigational agent or selective serotonin reuptake inhibitors (SSRIs) within 30 days of study start
  • Administration of any protein or antibodies within 90 days of study start
  • Donation or loss of greater than 450 mL of blood within 45 days of study start
  • Known history of hepatic disease or significantly abnormal liver function tests
  • History of alcoholism or substance abuse within 3 years prior to study start
  • Participation in any other clinical study within 30 days preceding the first dose of study drug
  • Positive serum pregnancy test

Arms & Interventions

Treatment A

500 mg LX1033, capsules administered two times per day orally

Intervention: 250 mg capsule

Treatment B

500 mg LX1033, tablets administered two times per day orally

Intervention: 250 mg tablets

Outcomes

Primary Outcomes

Urinary 5-HIAA levels

Time Frame: 34 days

Plasma 5-HIAA levels

Time Frame: 30 days

Secondary Outcomes

  • Maximum observed plasma concentration(32 days)
  • Time at which maximum observed plasma concentration occurs(32 days)
  • Half-life of the drug in plasma(32 days)

Study Sites (1)

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