heres the situation, im going on vacation in5 days and wnt to drop some water weight.my friens is a nurse and said he will give me lasix which i know is a diruetic.he said its not harmful as long as i take a potassium supplement.he also said he can do it for me i.v which works a lot faster.he is very smart and i trust him but i heard it was dangerous, but he says its not and that he uses it everyday for patients.do you guys know the recommended dosage for a bodybuilder