Dont use for PCT. Use it for the last 5 weeks of your cycle, Mix your 5000iu HCG as usual, then draw it into a 100iu slin pin. Use 500iu(10iu) monday and the same on friday for the last 5 weeks of cycle to bring your boys back, stop HCG the Friday before PCT starts then use clomid, nolva, trib ect for PCT.