This site became the new on June 19th. Learn more.
Show more Menu IMPORTANT: Listing of a study on this site does not reflect endorsement by the National Institutes of Health. Talk with a trusted healthcare professional before volunteering for a study. Read more... Menu IMPORTANT: Talk with a trusted healthcare professional before volunteering for a study. Read more... Menu
Give us feedback

A Study of Brain Receptor Occupancy in Healthy Subjects

This study has been completed.
Information provided by:
Eli Lilly and Company Identifier:
First received: October 20, 2010
Last updated: May 5, 2011
Last verified: May 2011
To measure the occupancy of brain kappa opioid receptors after single oral doses of LY2456302.

Condition Intervention Phase
Alcohol Dependence Drug: opioid receptor kappa antagonist Phase 1

Study Type: Interventional
Study Design: Intervention Model: Single Group Assignment
Masking: None (Open Label)
Primary Purpose: Basic Science
Official Title: Assessment of Brain Kappa Opioid Receptor Occupancy After Single Oral Doses of LY2456302 as Measured by PET With Radioligand LY2879788 in Healthy Subjects

Further study details as provided by Eli Lilly and Company:

Primary Outcome Measures:
  • Change in brain kappa opioid receptor occupancy (RO) by positron emission tomography (PET) [ Time Frame: Baseline, after single dose of study drug ]

Secondary Outcome Measures:
  • Pharmacokinetics, area under the curve (AUC) [ Time Frame: Days 1 and 2 ]
  • Number of participants with clinically significant effects [ Time Frame: Baseline to study completion ]
  • Pharmacokinetics, concentration maximum (Cmax) [ Time Frame: Days 1 and 2 ]

Enrollment: 13
Study Start Date: December 2010
Study Completion Date: April 2011
Primary Completion Date: April 2011 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: opioid receptor kappa antagonist Drug: opioid receptor kappa antagonist

Starting dose of 2 mg, administered orally, once.

The potential dose range for this study is 0.2 mg to 30 mg

Other Name: LY2456302


Ages Eligible for Study:   18 Years to 65 Years   (Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes

Inclusion Criteria:

  • Healthy male or female
  • Have clinical laboratory tests within normal reference ranges
  • Have arterial and venous access sufficient to allow blood sampling

Exclusion Criteria:

  • Currently enrolled in, or discontinued within the last 30 days from a clinical trial
  • History of severe allergies or multiple adverse drug reactions
  • Have an abnormal ECG at screening visit
  • Have abnormal sitting blood pressure
  • Have an increased risk of seizures
  • Current suicidal ideation
  • Positive test for HIV, hepatitis C, or hepatitis B
  • Women who are breast feeding
  • Smoke more than 10 cigarettes per day, or equivalent
  • Drink more than 5 cups of coffee per day, or equivalent
  • Have a history of head injury
  • Unable to undergo a MRI
  • Suffer from claustrophobia
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT01232439

United States, Connecticut
For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician.
New Haven, Connecticut, United States, 06519
Sponsors and Collaborators
Eli Lilly and Company
Study Director: Call 1-877-CTLILLY (1-877-285-4559) or 1-317-615-4559 Mon - Fri 9 AM - 5 PM Eastern time (UTC/GMT - 5 hours, EST) Eli Lilly and Company
  More Information

Responsible Party: Chief Medical Officer, Eli Lilly Identifier: NCT01232439     History of Changes
Other Study ID Numbers: 12511
I2Z-MC-LAFC ( Other Identifier: Eli Lilly and Company )
Study First Received: October 20, 2010
Last Updated: May 5, 2011

Additional relevant MeSH terms:
Alcohol-Related Disorders
Substance-Related Disorders
Chemically-Induced Disorders
Mental Disorders
Analgesics, Opioid
Central Nervous System Depressants
Physiological Effects of Drugs
Sensory System Agents
Peripheral Nervous System Agents processed this record on September 19, 2017