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Sponsor decision
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This is a randomized, multicenter, placebo-controlled study to evaluate the effects of Seasonale, an extended-regimen oral contraceptive, on bone mineral density in adolescent females who have had their menstrual period but now have secondary amenorrhea and also have osteopenia. The duration of the study for each patient will be approximately two years.
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Seasonale (levonorgestrel and ethinyl estradiol) | Drug |
| Measure | Description | Time Frame |
|---|---|---|
| Mean percent change in the lumbar spine bone mineral density at month 12 |
| Measure | Description | Time Frame |
|---|---|---|
| Interim and 24 month mean percent change in lumbar spine bone mineral density | ||
| Mean percent change in the proximal femur (hip) bone mineral density | ||
| Mean percent change in total body bone mineral density |
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Inclusion Criteria:
Exclusion Criteria:
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| ID | Term |
|---|---|
| D001851 | Bone Diseases, Metabolic |
| D000568 | Amenorrhea |
| ID | Term |
|---|---|
| D001847 | Bone Diseases |
| D009140 | Musculoskeletal Diseases |
| D008659 | Metabolic Diseases |
| D009750 | Nutritional and Metabolic Diseases |
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| ID | Term |
|---|---|
| C482584 | Seasonale |
| D016912 | Levonorgestrel |
| D004997 | Ethinyl Estradiol |
| ID | Term |
|---|---|
| D009644 | Norgestrel |
| D009652 | Norpregnenes |
| D009650 | Norpregnanes |
| D009654 | Norsteroids |
| D013256 |
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| Mean change in biochemical markers of bone resorption and bone formation |
| Change in body weight |
| D008599 | Menstruation Disturbances |
| D010335 | Pathologic Processes |
| D013568 | Pathological Conditions, Signs and Symptoms |
| Steroids |
| D000072473 | Fused-Ring Compounds |
| D011083 | Polycyclic Compounds |
| D009651 | Norpregnatrienes |
| D042782 | Estrogenic Steroids, Alkylated |
| D045166 | Estradiol Congeners |
| D012739 | Gonadal Steroid Hormones |
| D042341 | Gonadal Hormones |
| D006728 | Hormones |
| D006730 | Hormones, Hormone Substitutes, and Hormone Antagonists |