I would recommend going 4on/4off 4on/4off rather than 8on/8off, though this is your decision obviously.
For those 4weeks, I would dose as follows:
Wk1: 1AD 400-500mgs, Andro Spray 8squirts 2x daily
Wk2-4: 1AD 600mgs, Andro Spray 8-10squirts 2x daily
Post-cycle, 6-OXO as follows:
Wk1...