Cosentyx is a prescription medication used to treat autoimmune disorders including psoriasis, psoriatic arthritis, and ankylosing spondylitis. It functions by inhibiting cytokines that cause immune and inflammatory responses responsible for autoimmune diseases. Cosentyx is administered by injection and clinically proven to alleviate symptoms such as skin redness, pain, and stiffness. The drug presents mild side effects that mostly occur at the injection site. Patients with certain conditions, including active infections and tuberculosis, may not benefit from this therapy. Cosentyx presents a promising solution for autoimmune therapy with minimal adverse effects improving the overall quality of life.