<clinical_study>
  <!-- This xml conforms to an XML Schema at:
    https://clinicaltrials.gov/ct2/html/images/info/public.xsd -->
  <required_header>
    <download_date>ClinicalTrials.gov processed this data on September 20, 2023</download_date>
    <link_text>Link to the current ClinicalTrials.gov record.</link_text>
    <url>https://clinicaltrials.gov/ct2/show/NCT03778320</url>
  </required_header>
  <id_info>
    <org_study_id>CP692.1001</org_study_id>
    <nct_id>NCT03778320</nct_id>
  </id_info>
  <brief_title>A Study to Compare the Safety, Tolerability, and Pharmacokinetics of CTP-692 Versus D-serine in Healthy Volunteers</brief_title>
  <official_title>A Randomized Single Dose Crossover Comparison of the Safety, Tolerability, and Pharmacokinetic Profile of CTP-692 Versus D-Serine</official_title>
  <sponsors>
    <lead_sponsor>
      <agency>Concert Pharmaceuticals</agency>
      <agency_class>Industry</agency_class>
    </lead_sponsor>
  </sponsors>
  <source>Concert Pharmaceuticals</source>
  <oversight_info>
    <has_dmc>No</has_dmc>
    <is_fda_regulated_drug>No</is_fda_regulated_drug>
    <is_fda_regulated_device>No</is_fda_regulated_device>
  </oversight_info>
  <brief_summary>
    <textblock>
      This study will assess the safety, tolerability and pharmacokinetic (PK) profile of CTP-692&#xD;
      vs D serine.&#xD;
    </textblock>
  </brief_summary>
  <overall_status>Completed</overall_status>
  <start_date type="Actual">December 14, 2018</start_date>
  <completion_date type="Actual">January 31, 2019</completion_date>
  <primary_completion_date type="Actual">December 23, 2018</primary_completion_date>
  <phase>Phase 1</phase>
  <study_type>Interventional</study_type>
  <has_expanded_access>No</has_expanded_access>
  <study_design_info>
    <allocation>Randomized</allocation>
    <intervention_model>Crossover Assignment</intervention_model>
    <primary_purpose>Treatment</primary_purpose>
    <masking>Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)</masking>
  </study_design_info>
  <primary_outcome>
    <measure>The number of AEs in participants as a measure of safety and tolerability.</measure>
    <time_frame>7 days</time_frame>
  </primary_outcome>
  <primary_outcome>
    <measure>Measurement of CTP-692 exposure in plasma</measure>
    <time_frame>48 hours</time_frame>
  </primary_outcome>
  <number_of_arms>2</number_of_arms>
  <enrollment type="Actual">13</enrollment>
  <condition>Healthy Volunteers</condition>
  <arm_group>
    <arm_group_label>CTP-692</arm_group_label>
    <arm_group_type>Experimental</arm_group_type>
  </arm_group>
  <arm_group>
    <arm_group_label>D-Serine</arm_group_label>
    <arm_group_type>Active Comparator</arm_group_type>
  </arm_group>
  <intervention>
    <intervention_type>Drug</intervention_type>
    <intervention_name>CTP-692</intervention_name>
    <description>Single oral dose</description>
    <arm_group_label>CTP-692</arm_group_label>
  </intervention>
  <intervention>
    <intervention_type>Drug</intervention_type>
    <intervention_name>D-Serine</intervention_name>
    <description>Single oral dose</description>
    <arm_group_label>D-Serine</arm_group_label>
  </intervention>
  <eligibility>
    <criteria>
      <textblock>
        Inclusion Criteria:&#xD;
&#xD;
          -  Must give written and informed consent and any authorizations required by local law.&#xD;
&#xD;
          -  Must have a body mass index (BMI) between 18 kg/m2 and 32 kg/m2, inclusive&#xD;
&#xD;
        Exclusion Criteria:&#xD;
&#xD;
          -  Screening laboratory measurements outside the normal range associated with potential&#xD;
             risk for the treatment under investigation at screening and/or prior to the first dose&#xD;
             of study drug&#xD;
&#xD;
          -  Positive blood screen for human immunodeficiency virus (HIV antibody), hepatitis B&#xD;
             virus surface antigen or hepatitis C virus antibody&#xD;
&#xD;
          -  History of clinically significant central nervous system (e.g., seizures), cardiac,&#xD;
             pulmonary, metabolic, renal, hepatic or gastrointestinal (GI) conditions&#xD;
&#xD;
          -  Positive drug or alcohol test at screening or prior to the first dose of study drug&#xD;
      </textblock>
    </criteria>
    <gender>All</gender>
    <minimum_age>18 Years</minimum_age>
    <maximum_age>55 Years</maximum_age>
    <healthy_volunteers>Accepts Healthy Volunteers</healthy_volunteers>
  </eligibility>
  <overall_official>
    <last_name>Emily McIntyre</last_name>
    <role>Study Director</role>
    <affiliation>Concert Pharmaceuticals, Inc.</affiliation>
  </overall_official>
  <location>
    <facility>
      <name>CMAX Clinical Research</name>
      <address>
        <city>Adelaide</city>
        <state>South Australia</state>
        <zip>5000</zip>
        <country>Australia</country>
      </address>
    </facility>
  </location>
  <location_countries>
    <country>Australia</country>
  </location_countries>
  <verification_date>March 2019</verification_date>
  <study_first_submitted>December 13, 2018</study_first_submitted>
  <study_first_submitted_qc>December 17, 2018</study_first_submitted_qc>
  <study_first_posted type="Actual">December 19, 2018</study_first_posted>
  <last_update_submitted>March 14, 2019</last_update_submitted>
  <last_update_submitted_qc>March 14, 2019</last_update_submitted_qc>
  <last_update_posted type="Actual">March 15, 2019</last_update_posted>
  <responsible_party>
    <responsible_party_type>Sponsor</responsible_party_type>
  </responsible_party>
  <patient_data>
    <sharing_ipd>No</sharing_ipd>
  </patient_data>
  <!-- Results have not yet been posted for this study                                          -->
</clinical_study>


download date: ClinicalTrials.gov processed this data on September 20, 2023
link text: Link to the current ClinicalTrials.gov record.
url: https://clinicaltrials.gov/ct2/show/NCT03778320
org study id: CP692.1001
nct id: NCT03778320
lead sponsor: 
has dmc: No
is fda regulated drug: No
is fda regulated device: No
This study will assess the safety, tolerability and pharmacokinetic (PK) profile of CTP-692
      vs D serine.
allocation: Randomized
intervention model: Crossover Assignment
primary purpose: Treatment
masking: Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)
measure: The number of AEs in participants as a measure of safety and tolerability.
time frame: 7 days
measure: Measurement of CTP-692 exposure in plasma
time frame: 48 hours
arm group label: CTP-692
arm group type: Experimental
arm group label: D-Serine
arm group type: Active Comparator
intervention type: Drug
intervention name: CTP-692
description: Single oral dose
arm group label: CTP-692
intervention type: Drug
intervention name: D-Serine
description: Single oral dose
arm group label: D-Serine
criteria: 
gender: All
minimum age: 18 Years
maximum age: 55 Years
healthy volunteers: Accepts Healthy Volunteers
last name: Emily McIntyre
role: Study Director
affiliation: Concert Pharmaceuticals, Inc.
facility: 
country: Australia
responsible party type: Sponsor
sharing ipd: No