Please Scroll Down to See Forums Below 
gw is 20 mg all at once 30 minutes prior to your workout... s4 is 25 mg in the a.m. and 25 mg 4-6 hours later... you only want to go to 5 on and 2 off if its absolutely necessary... try to avoid it if you can... you don't want to have to miss 2 days of dosing a week...