<s>[INST] RESPECTED SIR, I AM 85 YEARS OLD. BLOCK SPOOTS IS FOUND AT THE ANCLE OF MY LEFT LEG AND IT IS SPREADING NOW. DOCTOR SAID THAT THERE IS NO BLOOD CIRCULATION AT THE END OF LEFT LEG.THEY GAVE MEDICINES LIKE STILOZ 100 MG ,ECOSPRIN150 MG.NO CHANGE THE MEDICINES ARE BEING TAKEN FROM THE LAST 3 MONTHES. BUT IT IS OF NO  USE. PLEASE KINDLY SUGGEST THE CORRECT MEDICINES FOR THEE DISEASE. [/INST] Hi, dairy have gone through your question. I can understand your concern. You may have peripheral vascular disease or dome other problem.  You should go for Doppler study of both leg. Furthermore, you may have some deep vein problems also.  Treatment depends on site of block and stage of disease.  Go for the testing and take treatment accordingly. Hope I have answered your question, if you have doubt then I will be happy to answer. Thanks for using Chat Doctor. Wish you a very good health. </s>