👉 Sericin is a class of immunosuppressant drugs that are used to treat diseases such as rheumatoid arthritis, systemic lupus erythematosus (SLE), and psoriasis. These drugs block the immune system's ability to destroy damaged or inflamed cells, thereby reducing inflammation in these conditions. The term "sericins" is derived from the Greek word "seris," which means "to cut." The compound that these drugs are based on was first synthesized by