If you are using one of these medications, it could be the cause of your heavy menstrual bleeding:

• Anticoagulants /blood thinners (non-steroidal anti-inflammatory drugs, aspirin, coumadin, heparin)
• Antidepressants
• Antipsychotics
• Corticosteroids
• Herbs: ginseng, chasteberry, danshen
• Hormonal contraceptives
• Tamoxifen

This is only a partial list; talk to your doctor about your medications and the possibility that one or more of them may be causing HMB.