well this my 4th day using clen i started with 20 mcg added 20 ed today i took 80 mcg +3mg of ketotifen tomorow 100mcg and i will continue with 100mcg+3mg keto ed i didnt had serious side effect like shakes headach (i know my clen i legit my friend used it and he lost too mush fat) is the absence of side effect mean the abscence of effect ???