My mother is 75 years old. on 19the Feb 2012 she had herpes zoster infection.. she was treated but she is suffering from post herpatic neuralgia. However in april 2013 ..she underwent test and was diagnosed with kochs abdomen, she is on ATT. its almost 10 m0nths now on ATT.. Her condition although initially showed improved like weight gain , improvement in appetite, no fever but now for the last two months her condition is detiorating..and she has loss of weight, loss of apetite , slight fever at times .....her ATT is continuing and as per doc it shukd be contd till one year ... my doc is now not interested in treating her pls suggest what shud I do