Current Practice and Approaches of Immunotherapy in Cancer Treatment

Cancer has been and continues to be one of the leading causes of human deaths. Thousands lose their lives to the different types of cancer each year. Cancer remains one of those invincible barriers in the health sector that humans are quite far from overcoming. As cancer remains to be incurable, works are being done every day globally to come up with better ways to treat it. Conventional methods of treatment like chemo and radio therapies have adverse effects on health and thus, new approaches are being used for cancer treatment. One such approach is the use of our body’s own defense mechanism to attack and kill malignant cells. This review will highlight the different components of human immune system that are being used to treat cancer. It will give an idea of the mechanism of action of each of these components and indicate why they are better choices compared to traditional treatments. Side effects and/or challenges of each immunotherapy have also been included.