Status:
COMPLETED
Study of Gabapentin Extended Release (G-ER)in the Treatment of Vasomotor (Hot Flashes/Hot Flushes) Symptoms in Postmenopausal Women.
Lead Sponsor:
Depomed
Conditions:
Hot Flashes
Eligibility:
FEMALE
18-70 years
Phase:
PHASE3
Brief Summary
Depomed's Gabapentin Extended Release is an investigational, extended release formulation of gabapentin that is being studied for the treatment of hot flashes in postmenopausal women
Detailed Description
The primary study objective is to assess the efficacy of G-ER dosed in either of the following regimens: G-ER 1200mg daily (single evening dose) G-ER 1800mg daily (dosed asymmetrically; 600mg AM/120...
Eligibility Criteria
Inclusion
- Postmenopausal women aged 18 to 70 years experiencing ≥7 moderate to severe hot flashes per day (or ≥50 per week) accompanied by sweating during previous 30 days or longer.
- Had amenorrhea for ≥12 months, amenorrhea for 6 to 12 months with serum follicle-stimulating hormone (FSH) levels \>40 mIU/mL, or was ≥6 weeks postsurgical bilateral oophorectomy with or without hysterectomy.
- Willing to discontinue the following: vaginal hormonal products; transdermal or oral estrogen or estrogen/progestin combination; intrauterine progestin; progestin implants; injectable estrogen; topical progesterone cream.
- Had to have daily average of ≥7 moderate to severe hot flashes and had to complete ≥4 days of diary entries during baseline week to be randomized.
- If treated with antidepressants, could not have had any changes in drug doses during past month.
- Other Inclusions apply.
Exclusion
- Patient treated with a gonadotrophin releasing hormone agonist, anti-estrogens, or aromatase inhibitors within 2 months prior to study entry.
- Patient treated with estrogen pellets or progestin injectable drugs within 6 months prior to study entry.
- Patient experience only nighttime hot flashes or worked night shifts on a regular basis.
- Patient was concurrently treated with gabapentin for other indications. If patient was using gabapentin for treatment of hot flashes, she could be screened after a 7-day washout period provided hot flashes returned.
- Patient had previously experienced dose-limiting adverse effects that prevented titration of gabapentin to an effective dose.
- Patient had a hypersensitivity to gabapentin.
- Patient was in an immunocompromised state.
- Patient had a malignancy other than basal cell carcinoma within 2 years prior to study entry.
- Patient had gastric reduction surgery, severe chronic diarrhea, chronic constipation, uncontrolled irritable bowel syndrome, uncontrolled inflammatory bowel disease, or unexplained weight loss.
- Patient had clinically significant abnormal chemistry or hematology results, or calculated glomerular filtration rate \<60 mL/min.
- Patient had history of substance abuse within year prior to study entry.
- Patient was concurrently taking morphine.
- Patient had history of chronic hepatitis B or C, hepatitis within 3 months prior to study entry, or history of human immunodeficiency virus.
- Other Exclusions apply.
Key Trial Info
Start Date :
October 1 2008
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
October 1 2009
Estimated Enrollment :
565 Patients enrolled
Trial Details
Trial ID
NCT00777023
Start Date
October 1 2008
End Date
October 1 2009
Last Update
February 22 2012
Active Locations (45)
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1
Radiant Research
Birmingham, Alabama, United States, 35209
2
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Chandler, Arizona, United States, 85225
3
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Scottsdale, Arizona, United States, 85251
4
May Women's Health Clinic
Little Rock, Arkansas, United States, 72205