U have to take clen twice a day first thing in the morning and other dose in early afternoon for 14days straight must do cardio and eat well CLEAN ' then one more week off two days on one day off then ur 4th and final week is the opposite one day on two days off after 14 days ur receptors shut...
250 is all u need to run it every week and year round but need alt least a month or two off using hcg clomid and novadex for 21 days . Use hcg every other day one cc and clomid in the morning and novadex in the afternoon :)