never take nolvadex on cycle

read these 2 threads it will cure your every question on this subject

estrogen/progesterone side effect control on cycle
http://forums.steroid.com/showthread.php?t=354229

my pct
http://forums.steroid.com/showthread.php?p=4111013

hcg crash course
http://forums.steroid.com/showthread.php?p=4127466