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Clinical Trial Details — Status: Completed

Administrative data

NCT number NCT00809471
Other study ID # TA-302
Secondary ID
Status Completed
Phase Phase 3
First received December 15, 2008
Last updated August 10, 2012
Start date December 2008
Est. completion date February 2010

Study information

Verified date August 2012
Source VIVUS, Inc.
Contact n/a
Is FDA regulated No
Health authority United States: Food and Drug Administration
Study type Interventional

Clinical Trial Summary

This study is being conducted to compare the safety and efficacy of 2 doses of avanafil to placebo in diabetic men with mild to severe erectile dysfunction.


Recruitment information / eligibility

Status Completed
Enrollment 390
Est. completion date February 2010
Est. primary completion date February 2010
Accepts healthy volunteers No
Gender Male
Age group 18 Years and older
Eligibility Inclusion Criteria:

- Male subjects, age = 18 years;

- Minimum 6 month history of mild to severe erectile dysfunction;

- Have documented diabetes (type 1 or type 2);

- Subject is in a monogamous, heterosexual relationship for at least 3 months;

- Subject agrees to make at least 4 attempts at intercourse per month;

- Subject is willing and able to provide informed consent.

Exclusion Criteria:

- Allergy or hypersensitivity to PDE5 inhibitors;

- History of dose-limiting AEs during therapy with a PDE5 inhibitor or hx of consistent treatment failure with other PDE5 inhibitors for therapy of ED;

- Current or expected use of organic nitrates at any time during the study;

- Previous or current antiandrogen therapy;

- Use of prescription or over-the-counter drugs known to inhibit the activity of CYP3A4 at any time during the study;

- Androgen replacement therapy that has not been stable for at least 3 month;

- Initiation or change in dose of any alpha-blocker within 14 days prior to randomization;

- ED as a result of spinal cord injury or radical prostatectomy;

- Untreated hypogonadism or low serum total testosterone

- History of or predisposition to priapism;

- Any penile implant;

- Elevated PSA, other evidence of prostate cancer, or previous radical prostatectomy;

- History of any malignancy (except basal cell carcinoma or squamous cell carcinoma of the skin successfully treated by curative excision);

- Uncontrolled diabetes;

- Uncontrolled hypertension;

- Hypotension;

- Orthostatic hypotension;

- Significant cardiovascular disease;

- Abnormal ECG;

- Hepatic or renal impairment;

- Positive STD screen;

- Clinically evident penile lesions, abrasions, or anatomical deformities;

- Urinary tract or bladder infection;

- Use of any treatment for erectile dysfunction other than study drug at any time during the study;

- Participation in another investigational study within 30 days of screening or at any time during this study;

- Previous participation in any other investigational study of avanafil;

- History or current drug, alcohol, or substance abuse;

- Any history of bipolar disorder or psychosis, greater than one lifetime episode of major depression, current depression of moderate or greater severity or antidepressant use that has not been stable for at least 3 months;

- Partners who are < 18 years of age, who are nursing, who are known to be pregnant at screening, who wish to become pregnant during the study period, who have any gynecologic problems or major medical conditions that would limit participation in sexual intercourse;

- Evidence of any other condition by history, physical examination, or laboratory studies that, in the opinion of the investigator, would contraindicate the administration of study medication, affect compliance, interfere with study evaluations, limit study participation, contraindicate sexual activity, or confound the interpretation of study results.

Study Design

Allocation: Randomized, Endpoint Classification: Safety/Efficacy Study, Intervention Model: Parallel Assignment, Masking: Double Blind (Subject, Investigator), Primary Purpose: Treatment


Related Conditions & MeSH terms


Intervention

Drug:
placebo
30 minutes orally prior to initiation of sexual activity
avanafil
30 minutes orally prior to initiation of sexual activity
avanafil
30 minutes orally prior to initiation of sexual activity

Locations

Country Name City State
United States Research Site Albany New York
United States Research Site Atlanta Georgia
United States Research Site Bala Cynwyd Pennsylvania
United States Research Site Beachwood Ohio
United States Research Site Birmingham Alabama
United States Research Site Cary North Carolina
United States Research Site Charlotte North Carolina
United States Research Site Charlotte North Carolina
United States Research Site Clearwater Florida
United States Research Site Clearwater Florida
United States Research Site Coral Gables Florida
United States Research Site El Paso Texas
United States Research Site Harrisburg North Carolina
United States Research Site Hialeah Florida
United States Research Site Homewood Alabama
United States Research Site Houston Texas
United States Research Site Jacksonville Florida
United States Research Site Jacksonville Florida
United States Research Site Jupiter Florida
United States Research Site Kansas City Missouri
United States Research Site Lancaster Pennsylvania
United States Research Site Lawrenceville New Jersey
United States Research Site Madisonville Kentucky
United States Research Site Ocala Florida
United States Research Site Pembroke Pines Florida
United States Research Site Raleigh North Carolina
United States Research Site Sacramento California
United States Research Site Salisbury North Carolina
United States Research Site San Antonio Texas
United States Research Site San Diego California
United States Research Site San Diego California
United States Research Site Shreveport Louisiana
United States Research Site Spring Texas
United States Research Site Tampa Florida
United States Research Site Tucson Arizona
United States Research Site Waterbury Connecticut
United States Research Site Wichita Kansas
United States Research Site Wilmington North Carolina
United States Research Site Winston-Salem North Carolina

Sponsors (1)

Lead Sponsor Collaborator
VIVUS, Inc.

Country where clinical trial is conducted

United States, 

Outcome

Type Measure Description Time frame Safety issue
Primary Change in Percentage of Sexual Attempts in Which Subjects Were Able to Maintain an Erection of Sufficient Duration to Have Successful Intercourse Data presented as mean change from baseline in the percentage of Yes responses to Sexual Encounter Profile (SEP) diary question 3 "Did your erection last long enough for you to have successful intercourse?" Baseline, 12-weeks No
Primary Change in Percentage of Sexual Attempts in Which Subjects Were Able to Insert the Penis Into the Partner's Vagina Data presented as mean change from baseline in the percentage of Yes responses to Sexual Encounter Profile (SEP) diary question 2 "Were you able to insert your penis into your partner's vagina?" Baseline, 12 Weeks No
Primary Change in International Index of Erectile Function - Erectile Function Domain (IIEF-EF) Score Questionnaire assesses subject's evaluation of erectile function over the previous 4-week period. Total score from questions 1-5 & 15 ranges from 1 to 30. A higher score indicates better erectile function. Baseline, End of Treatment (up to 12 weeks) No
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Completed NCT00663728 - Assessment of Duration of Erection With Vardenafil 10 mg Phase 4
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