No. There's more to adex than just controlling E2. Besides, would you wear a seatbelt after you crash? Or use it as preventative measure before you're hurt? Doesnt make sense to wait until damage is done. Everyone should use an AI on cycle. Give these a read...
http://forums.steroid.com/anabolic-s...-reversal.html
http://forums.steroid.com/anabolic-s...njections.html