Jemperli injection 500 mg contains the active ingredient known as dostarlimab, which is a monoclonal antibody, a kind of protein that is designed to identify and attach to a specific target substance in the body. The jemperli 500 mg injection is authorized to treat endometrial cancer. It works by helping the immune system fight against your cancer. The dosage of Jemperli will be administered in a hospital or clinic under the close supervision of a doctor experienced in cancer treatment. Do not use this drug if you have ever had an allergic reaction to it or any of the other existing ingredients of it. Discuss with your health specialist in case you have any kind of other medical conditions, take any other medications, or are pregnant or want to become pregnant or are breastfeeding.