It means there is another medical reason that you are having abnormal vaginal bleeding and this needs to be looked into medically.
The most common reason for abnormal vaginal bleeding are uterine fibroids; benign growths in the uterus that can cause bleeding if they expand into blood vessels. However, more serious tumor issues can also can bleeding which is why it's important to get this looked into medically.
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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