A health food store will be able to help you with the herb. My girlfriend takes soy.
As for the symptoms -- one not mentioned but that I had was paranoia!!! And I started hearing people talking behind me who were NOT there!!!!!! OMG, i thought I was going to be admitted to an insane asylum!!
Now - the OTHER side of menopause:
1) don't have to shave the legs as often, but you have to shave your face more often!
2) The heat bill goes down........but the A/C bill goes up!