Study of Tadalafil for the Treatment of Diabetic Patients With Symptoms of Upset Stomach and Delayed Stomach Emptying

Condition(s) targeted: Gastroparesis

Intervention: tadalafil (Drug); tadalafil (Drug); placebo (Drug)

Phase: Phase 2

Status: Completed

Sponsored by: Eli Lilly and Company

Official(s) and/or principal investigator(s):
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), Study Director, Affiliation: Eli Lilly and Company

The purposes of this study are to determine whether an experimental drug known as tadalafil can reduce symptoms of dyspepsia (fullness after eating, inability to finish a regular meal, bloating, discomfort or pain in the upper abdomen, belching after meals, nausea, vomiting) in diabetic patients, and/or reduce the amount of time the stomach takes to empty the contents of a standard meal. The safety of tadalafil given once daily for 8 weeks in this population will also be studied.

Official title: A Randomized, Double-Blind, Placebo-Controlled, Parallel Study of IC351 (LY450190) in Patients With Diabetic Gastroparesis

Study design: Treatment, Randomized, Double Blind (Subject, Caregiver, Investigator), Placebo Control, Parallel Assignment, Safety/Efficacy Study

Primary outcome: Measure of change from baseline to endpoint using the Total Symptom Severity Score in patients taking 5 mg tadalafil compared to placebo

Secondary outcome:

Measure of change from baseline to endpoint using the Total Symptom Severity Score in patients taking 20 mg tadalafil compared to placebo

Measure of change from baseline to endpoint using the Visual Analog Score and Nepean Dyspepsia Index Symptom Checklist in patients taking 5 mg tadalafil, 20 mg tadalafil and placebo

Minimum age: 18 Years. Maximum age: 69 Years. Gender(s): Both.

Criteria:

Inclusion Criteria:

- Diagnosis of diabetes mellitus

- Delayed gastric emptying

- 3 month minimum history of chronic upper abdominal discomfort

- Symptoms of dyspepsia (upset stomach)

Exclusion Criteria:

- Major gastrointestinal surgery or medical conditions known to affect gastric

motility

- Irritable Bowl Syndrome

- Medications known to affect gastric motility

- Angina treated with nitrates

- Uncontrolled diabetes mellitus and history of certain heart problems

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., Edmonton, Alberta, Canada

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., Vancouver, British Columbia, Canada

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., Victoria, British Columbia, Canada

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., Winnipeg, Manitoba, Canada

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., Courtice, Ontario, Canada

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., London, Ontario, Canada

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., Kitchener, Ontario, Canada

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., Hamilton, Ontario, Canada

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., Ottawa, Ontario, Canada

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., Sainte-Foy, Quebec, Canada

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., Montreal, Quebec, Canada

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., Saskatoon, Saskatchewan, Canada

Lilly Clinical Trial Registry

Starting date: February 2003
Ending date: September 2003
Last updated: November 16, 2007