Przewaquinone A is a natural diterpenoid quinone compound used primarily in scientific research for its potent antitumor and antimicrobial activities. It exhibits cytotoxicity against various cancer cell lines, including leukemia and solid tumors, positioning it as a promising lead for anticancer drug development. Additionally, it is investigated for inhibiting key enzymes such as topoisomerase and protein tyrosine phosphatases involved in oncogenic pathways. Its applications are confined to pharmaceutical, biochemical, and medicinal chemistry research, with no current clinical or commercial use.