To Determine How Different Doses of Tadalafil Work on Getting and Keeping an Erection 26 or 36 Hours After Taking

This study has been completed.
Sponsor:
Collaborator:
ICOS Corporation
Information provided by:
Eli Lilly and Company
ClinicalTrials.gov Identifier:
NCT00547508
First received: October 18, 2007
Last updated: NA
Last verified: October 2007
History: No changes posted
  Purpose

Study to see how effective different doses of tadalafil are for getting and keeping an erection when sex is attempted after a certain number of hours.


Condition Intervention Phase
Impotence
Drug: tadalafil
Drug: placebo
Phase 3

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Safety/Efficacy Study
Intervention Model: Parallel Assignment
Masking: Double Blind (Subject, Caregiver, Investigator)
Primary Purpose: Treatment
Official Title: A Randomized, Double-Blind, Parallel, Placebo-Controlled Study in Men With Erectile Dysfunction to Evaluate the Efficacy and Safety of Tadalafil When Sexual Attempts Occur at Specific Time Points After Dosing

Resource links provided by NLM:


Further study details as provided by Eli Lilly and Company:

Primary Outcome Measures:
  • Prove superiority to placebo by measuring question 3 of the SEP diary [ Time Frame: 6-10 and 24 weeks ]

Secondary Outcome Measures:
  • Compare effectiveness when patient can freely choose time of sex versus when time of sex attempt is set by the score of question 3 in the SEP diary [ Time Frame: 6-10 and 24 weeks ]

Enrollment: 485
Study Start Date: October 2002
Study Completion Date: September 2003
Arms Assigned Interventions
Placebo Comparator: 1
Placebo
Drug: placebo
Placebo tablet taken by mouth, no more than once a day, anytime during the 2-4 week equilibration phase and then 24 hours prior to sexual intercourse for 4-6 weeks in the assessment phase
Placebo Comparator: 2
Placebo
Drug: placebo
Placebo tablet taken by mouth, no more than once a day, anytime during the 2-4 week equilibration phase and then 36 hours prior to sexual intercourse for 4-6 weeks in the assessment phase
Active Comparator: 3
tadalafil
Drug: tadalafil
10 mg tablet taken orally, no more than once a day, at anytime during the 2-4 week equilibration phase and then 36 hours prior to sexual intercourse for 4-6 weeks in the assessment phase
Other Names:
  • LY450190
  • Cialis
  • IC351
Active Comparator: 4
tadalafil
Drug: tadalafil
10 mg tablet taken orally, no more than once a day, at anytime during the 2-4 week equilibration phase and then 24 hours prior to sexual intercourse for 4-6 weeks in the assessment phase
Other Names:
  • LY450190
  • Cialis
  • IC351
Active Comparator: 5
tadalafil
Drug: tadalafil
20 mg tablet taken orally, no more than once a day, at anytime during the 2-4 week equilibration phase and then 24 hours prior to sexual intercourse for 4-6 weeks in the assessment phase
Other Names:
  • LY450190
  • Cialis
  • IC351
Active Comparator: 6
tadalafil
Drug: tadalafil
20 mg tablet taken orally, no more than once a day, at anytime during the 2-4 week equilibration phase and then 36 hours prior to sexual intercourse for 4-6 weeks in the assessment phase
Other Names:
  • LY450190
  • Cialis
  • IC351

  Eligibility

Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Male
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • At least 3 months history of erectile dysfunction (ED)
  • Anticipate a monogamous relationship with a female sexual partner
  • Be able to make minimum required sexual intercourse attempts
  • Abstain from using any other ED treatment

Exclusion Criteria:

  • History of other primary sexual disorder
  • Treatment with nitrates
  • Have a penile implant or clinically significant penile deformity
  • History of certain heart problems
  • Do not meet certain lab value reference ranges
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00547508

Locations
United States, Tennessee
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.
Knoxville, Tennessee, United States
Sponsors and Collaborators
Eli Lilly and Company
ICOS Corporation
Investigators
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

Additional Information:
No publications provided

ClinicalTrials.gov Identifier: NCT00547508     History of Changes
Other Study ID Numbers: 7004, H6D-MC-LVFD
Study First Received: October 18, 2007
Last Updated: October 18, 2007
Health Authority: United States: Food and Drug Administration

Additional relevant MeSH terms:
Erectile Dysfunction
Sexual Dysfunction, Physiological
Genital Diseases, Male
Sexual Dysfunctions, Psychological
Sexual and Gender Disorders
Mental Disorders
Tadalafil
Phosphodiesterase 5 Inhibitors
Phosphodiesterase Inhibitors
Enzyme Inhibitors
Molecular Mechanisms of Pharmacological Action
Pharmacologic Actions
Vasodilator Agents
Cardiovascular Agents
Therapeutic Uses

ClinicalTrials.gov processed this record on April 15, 2014