Most important things to remember to use diuretics in inpatient setting is 1 + 1 = 1, so you must be very careful about your first IV dose. Diuretics dosing in Tables 14.1, 14.2, and 14.3. Two diuretic resistances are breaking phenomenon and hypertrophy of DCT (Figs. 14.2 and 14.3). You must understand the rationale of sequential tubal blockage (or dual tubal blockade).