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Clinical Trial Details — Status: Completed

Administrative data

NCT number NCT01779947
Other study ID # AM-ESD-001
Secondary ID
Status Completed
Phase Phase 3
First received January 28, 2013
Last updated June 25, 2014
Start date March 2012
Est. completion date December 2012

Study information

Verified date June 2014
Source Amneal Pharmaceuticals, LLC
Contact n/a
Is FDA regulated No
Health authority United States: Food and Drug Administration
Study type Interventional

Clinical Trial Summary

The purpose of this study is to compare the safety and efficacy of generic Estradiol Vaginal Inserts, USP 10 mcg to the reference product Vagifem® 10 mcg and to determined whether the efficacy of each of the 2 active treatments is superior to that of the placebo.


Recruitment information / eligibility

Status Completed
Enrollment 519
Est. completion date December 2012
Est. primary completion date September 2012
Accepts healthy volunteers No
Gender Female
Age group 30 Years to 75 Years
Eligibility Inclusion Criteria:

- Willing and able to provide and understand written informed consent for the study.

- Healthy female subject aged 30 to 75 years, inclusive, who was postmenopausal, defined as having had 12 months of spontaneous amenorrhea or 6 months of spontaneous amenorrhea with serum follicle-stimulating hormone (FSH) levels > 40 mIU/mL, or 6 weeks postsurgical bilateral oophorectomy with or without hysterectomy.

- At least 1 subject-assessed moderate to severe symptom of VVA among the following 4 symptoms that was identified by the subject as being most bothersome to her:

- Vaginal dryness

- Vaginal and/or vulvar irritation/itching

- Dysuria

- Vaginal pain associated with sexual activity OR

- The presence of vaginal bleeding associated with sexual activity

- Had = 5% superficial cells on vaginal smear cytology at Visit 1.

- Vaginal pH > 5.0 at Visit 1.

- Systolic blood pressure = 150 mm Hg and diastolic blood pressure = 90 mm Hg at Visit 1.

- If > 40 years old, documentation of a negative mammogram (obtained at Visit 1 or within 9 months prior to Visit 1). A radiology report documenting a negative mammogram must have been available and must have been taken within 9 months of Visit 1 or obtained at Visit 1.

- Normal clinical breast examination at Visit 1.

- For women with intact uterus, vaginal ultrasonography confirmation at Visit 1 of an inactive endometrial lining, with an endometrial thickness < 4 mm.

- Documented Pap smear conducted within the previous 12 months of Visit 1 with no findings that the investigator believed would contraindicate the use of topical vaginal estradiol.

- In general good health with no clinically significant disease other than symptoms of VVA that might have interfered with the study evaluations.

- Was willing and able to understand and comply with the requirements of the study, including applying the medication as instructed, returning for the required study visits, complying with therapy prohibitions, and able to complete the study.

Exclusion Criteria:

- Known hypersensitivity to estradiol vaginal tablet or any component of the study medication.

- A subject who had received any treatment listed below more recently than the indicated washout period prior to Visit 1/Screening/Baseline.

- Prohibited Medications - (Washout Period Prior to Visit 1/Screening/Baseline)

- Vaginal lubricants or moisturizers - (at least 48 hours (2 days))

- Vaginal hormonal products (rings, creams, gels) - (at least 1 week (7 days))

- Transdermal estrogen alone or estrogen/progestin products - (at least 4 weeks (28 days))

- Oral estrogen and/or progestin therapy - (at least 8 weeks (56 days))

- Intrauterine progestin therapy - (at least 8 weeks (56 days))

- Progestin implants and estrogen alone injectable drug therapy - (at least 3 months (90 days))

- Estrogen pellet therapy or progestin injectable drug therapy - (at least 6 months (180 days))

- Subject who had engaged in sexual intercourse within 48 hours (2 days) of Visit 1.

- Screening mammogram or clinical breast examination results indicating any suspicion of breast malignancy.

- History of undiagnosed vaginal bleeding.

- Known bleeding disorder.

- History of significant risk factors for endometrial cancer (i.e., tamoxifen use, prior pelvic radiation therapy, and endometrial hyperplasia).

- For women with an intact uterus, screening vaginal ultrasonography showing endometrial thickness of = 4 mm.

- Known, suspected, or history of breast cancer or cervical cancer.

- Known or suspected estrogen-dependent neoplasia.

- History of uncontrolled hypertension.

- Active deep vein thrombosis, pulmonary embolism, or history of these conditions.

- Active arterial thromboembolic disease (e.g., stroke or myocardial infarction) or a history of these conditions.

- Known liver dysfunction or disease.

- Known anaphylactic reaction or angioedema to estradiol vaginal tablets.

- Known protein C, protein S, antithrombin deficient, or other known thrombophilic disorders. - Active vaginal herpes simplex infection or any known concurrent vaginal infections.

- Abnormal Pap smear within the previous 12 months of Visit 1 or obtained during Visit 1. Any evidence of malignancy or premalignant changes or atypical squamous cell of undetermined significance (ASCUS) Pap smear with positive high risk human papillomavirus (HPV).

- Any clinically significant condition or situation (including laboratory values) other than the condition being studied that, in the opinion of the investigator, would have interfered with the study evaluations or optimal participation in the study.

- Use of any investigational drugs or device within 30 days of signing the ICF.

- Current participation in any other clinical study involving an investigational drug or device.

- Consumed excessive amounts of alcohol, abused drugs, or had any condition that would have compromised compliance with this protocol.

- Previous participation in this study.

- Subjects who, in the opinion of the Investigator, would have been non-compliant with the requirements of the study protocol.

Study Design

Allocation: Randomized, Endpoint Classification: Bio-equivalence Study, Intervention Model: Parallel Assignment, Masking: Double Blind (Subject, Investigator), Primary Purpose: Treatment


Related Conditions & MeSH terms


Intervention

Drug:
Estradiol Vaginal Tablets 10 mcg

placebo


Locations

Country Name City State
United States Visions Clinical Reserach Boynton Beach Florida
United States Columbus Center for Women;s Health Reserach Columbus Ohio
United States Downtown Women's Health care Denver Colorado
United States Horizons Clinical Research Center Denver Colorado
United States Medical Affiliated Research center, Inc. Huntsville Alabama
United States Jacksonville Center for Clinical Research Jacksonville Florida
United States Altus Research Lake Worth Florida
United States New Age Medical Reserach Group Miami Florida
United States Montogmery Women's Health Associates Montgomery Alabama
United States Meridian Health Care Neptune New Jersey
United States Clinical Research of Philadelphia, LLC Philadelphia Pennsylvania
United States Center for Women's Health and Wellness, LLC/ Women's Health Research Center Plainsboro New Jersey
United States Premier Medical Group of the Hudson Valley Poughkeepsie New York
United States Lyndhurst Clinical Research Raleigh North Carolina
United States Wake Research Associates Raleigh North Carolina
United States Atlanta North Gynecology Roswell Georgia
United States Medical Center for Clinical Research San Diego California
United States Women's Health Care Research Corp. San Diego California
United States Mount Vernon Clinical Research, LLC Sandy Springs Georgia
United States Seatlle Womne's Health,Reserach, Gynecology Seattle Washington
United States James A. Simon, MD PC/ Women's Health and Research Consultants Washington District of Columbia
United States Comprehensive Clinical Trials, LLC West Palm Beach Florida
United States Cypress Medical Research Center. LLC Wichita Kansas
United States Hawthorne Medical Research, Inc. Winstom-Salem North Carolina
United States Lyndhurst Clinical Research Winston-Salem North Carolina

Sponsors (1)

Lead Sponsor Collaborator
Amneal Pharmaceuticals, LLC

Country where clinical trial is conducted

United States, 

Outcome

Type Measure Description Time frame Safety issue
Primary Responders A responder was defined as a subject with at least a 25% reduction from baseline in the sum of % basal/parabasal and % intermediate cells on vaginal cytology AND vaginal pH < 5.0 with a change from baseline vaginal pH of at least 0.5, where baseline values were collected at Visit 1 Day 15 (1 day after the administration of the 14th dose of study treatment) No
Secondary Treatment Success Treatment success was defined as a subject who achieved a score of 0 (none) or 1 (mild) at Visit 3 for the Most Bothersome Symptom (MBS) if her MBS was vaginal dryness, vaginal or vulvar irritation or itching, dysuria or vaginal pain associated with sexual activity, or a result of absence (0) at Visit 3 if her MBS was vaginal bleeding with sexual activity. Day 15 No