Abstract
Biopharmaceuticals have transformed the treatment landscape for autoimmune diseases by offering targeted and effective therapeutic options. These biologically-derived agents, including monoclonal antibodies, cytokine modulators, and fusion proteins, are designed to modulate immune responses with high specificity. This article reviews the development of biopharmaceuticals in autoimmune disease therapy, highlighting key breakthroughs, clinical applications, safety considerations, and future research directions. The integration of biopharmaceuticals into treatment regimens represents a significant advancement in personalized and precision medicine.

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