This study is designed to evaluate the endometrial safety of a testosterone patch as treatment for low libido in naturally postmenopausal women.
Naturally postmenopausal women with hypoactive sexual desire disorder (HSDD) will be randomized into a 52-week, multicenter, double-blind (DB), parallel-group, placebo-controlled study. Patients will be stratified based on whether they use concomitant estrogen/progestin therapy and then randomized in a 4:1 ration to receive either testosterone transdermal system (300 mcg/day) or placebo. Patients using estrogen/progestin at the start of the study should maintain this therapy throughout the study; patients not using estrogen/progestin at the start of the study should not initiate estrogen/progestin therapy throughout the study. Endometrial biopsies and transvaginal ultrasounds will be collected/performed at screening and study exit for all patients. Safety will be assessed by adverse events, reports of vaginal bleeding, lipids, serum chemistry, and hematology. Physical exams, pap smears, and mammograms will be monitored.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Enrollment
1,271
Testosterone patch, 300 mcg/day, change patch twice a week for 52 weeks
placebo patch, changed twice a week for 52 weeks
Incidence of Endometrial Hyperplasia in Naturally Postmenopausal Women With Hypoactive Sexual Desire Disorder (HSDD) Not Using Concomitant Estrogen and Progestin, Year 1
Incidence measured is number of patients with endometrial hyperplasia/number of patients with evaluable biopsies
Time frame: 52 weeks
Incidence of Endometrial Hyperplasia in Naturally Postmenopausal Women With HSDD Using Concomitant Estrogen and Progestin, Year 1
Incidence measured is number of patients with endometrial hyperplasia/number of patients with evaluable biopsies
Time frame: 52 weeks
Incidence Endometrial Hyperplasia in Naturally Postmenopausal Women With HSDD Using Concomitant Estrogen & Progestin Combined With Those Not Using Estrogen & Progestin Therapy, Year 1
Incidence measured is number of patients with endometrial hyperplasia/number of patients with evaluable biopsies
Time frame: 52 weeks
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Study Facility
Birmingham, Alabama, United States
Research Facility
Birmingham, Alabama, United States
Research Facility
Mobile, Alabama, United States
Research Facility
Montgomery, Alabama, United States
Test Facility
Chandler, Arizona, United States
Study Facility
Peoria, Arizona, United States
Research Facility
Phoenix, Arizona, United States
Research Facility
Phoenix, Arizona, United States
Research Facility
Scottsdale, Arizona, United States
Research Site
Tucson, Arizona, United States
...and 105 more locations