Other names: Analgesic Nephropathy is also known as phenacetin nephritis ,Nephropathy Analgesic ,Nsaid nephritis, Analgesic abuse Nephropathy Definition: What causes Analgesic Nephropathy? allowing free blood flow to organ and thus increasing the Glomerular filtration rate as well Who is at risk? What are the Symptoms of Analgesic Nephropathy? Symptoms are not very common in every patient with analgesic nephropathy.Only Few might experiences all these or few of these symptoms over time and can have chronic …