i took 40 mg of lasix(just wanted to see what kind of effect they had on me)and nothing happened.they are AVENTIS got them down in mexico,i'm pretty sure they are real,never heard of anyone knocking off lasix..so anyway i took 40mg more about 4 hrs later and still nothing,i ecspected to be pissing my brains out...i'm not bloated or nothing,but i an cutting and getting pretty shredded,i just wanted to remove whatever water i had and see the final results...do i not have any water?? has anybody else ever used lasix and what did you experience...