Prolia 60mg is a monoclonal antibody used to treat osteoporosis and bone metastases. It works by inhibiting RANKL and reducing bone resorption. Prolia is administered as a subcutaneous injection once every 6 months for osteoporosis or bone metastases from breast cancer in men. It is contraindicated in hypocalcemia and pregnancy. Common side effects include nausea, fatigue, and muscle weakness.