hyperphosphatemia of renal failure
"My weight is stable at 165 lbs., and my appetite is excellent. I take from 4 to 8 800 mg tablets with each meal, mainly determined by the size of the meal but also factoring in a very rough estimate of the meal's phosphorus content. By doing so, I have consistently had phosphorus levels within desired range for over a year without side effects. Without this medication, of course, high phosphorus with constant itching."