PAMAM dendrimer, ethylenediamine core, generation 3.5 solution, is widely used in drug delivery systems due to its unique structure and ability to encapsulate therapeutic agents. Its branched architecture allows for the efficient loading of drugs, genes, or imaging agents, making it valuable in targeted cancer therapy and gene delivery. The dendrimer’s surface can be modified to enhance biocompatibility and specificity, enabling precise delivery to diseased tissues while minimizing side effects. In biomedical research, it serves as a carrier for controlled release of drugs, improving the solubility and stability of poorly water-soluble compounds. It is also employed in diagnostic imaging, where it acts as a contrast agent carrier for enhanced visualization in techniques like MRI. Additionally, its use in tissue engineering and regenerative medicine is explored for promoting cell growth and repair. In industrial applications, this dendrimer is utilized in catalysis, where its high surface area and functional groups facilitate efficient chemical reactions. It is also studied for its potential in environmental applications, such as water purification and pollutant removal, due to its ability to bind and remove contaminants. Overall, its versatility makes it a valuable tool in both medical and industrial fields.