Hi my name is FATIMAH I'm 33 years old iv been going through a lot of symtoms for 2 years before and after my period and did not know why symptoms would be headach.bad cramps feeling axious. Nervous. Vomiting heart racing. This went on for a while I also have fibroids little one I was told I went to 5 dr. Witch did nothing but wrote out precribtion like prozac. Xnax. Ambian because I could not sleep .I did not take anyone of those pills I started doing research online and looking at different vitamins omega3 magnesiam and brevail I tried to see if anyone herd of brevail but did not get any responds I been feeling much better I also started accupunture but can you tell me about brevail what do it do to the estrogen.