Its definitely when it good coke its like clockwork first that wonderful ringer then my stomach tences up my ryes get twitchie then heatwave buy then if i ate in a hour or so i will gag. There has been times i would throw up asap strange thing happens to must peeps i no but some lukie few never happens. If its mixed with dope no stomach problems most of the time. I mostly get that shinny fish scale thats real strong.