As per my understanding you are enquiring about stomach cancer. The treatments available for it are surgery, radiation therapy, chemotherapy, targeted therapy and immunotherapy. Treatment options depend on several factors including age of the patient, the type and stage of cancer, possible side effects, and the patient's preferences as well as overall health. Often, a combination of treatments is preferred. Monoclonal antibodies are a part of immunotherapy and can be availed. Consult an oncologist - 10 Best Oncologist In India.