It's not set in stone, bro. But the general consensus is to lift as much as you can naturally until you can't break through a certain weight.
Diet is first, training second, and steroids bring up the rear.
If you feel like you are at that point then the first cycle is almost always Test testosterone enanthate/ testosterone cypionate. by itself. Run it at 500mg/ wk for 12 weeks .
Then do PCT - post cycle therapy - - post cycle therapy - . Have ALL products in your possession before you start.