latley ive been blacking out when drinking and its only after like 3-4 beers (i dont do hard liquor) and during the black out i go full blown m***n,psycho and all around jerk and im not like that when im sober not at all or when im drunk for that matter but this has never been a probelm before i always rember every thing but last few times ive drank it never ends well and by the way i do have cystic fibrosis