<s>[INST] My dad is 70yrs, he has got carcinova cancer on naval cavity and he has given radiation of 30 sittings. I heard there is good medicines for cancer in sidha... I want to know how true is this and is it advisable to treat him with sidha in this age as he is  weak.. [/INST] Hi, dairy have gone through your question. I can understand your concern.  He has nasal cavity cancer.  Treatment depends on type and stage of cancer. In early stage surgery can be done to remove cancer tissue.  In later stage surgery will not helpful.  Radiotherapy or chemotherapy is the treatment of choice.  Consult your doctor 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>