Nagradientin
Nagradientin is a fictional chemical compound featured in the science fiction novel "The Expanse" series by James S. A. Corey. Within the narrative, it is portrayed as a potent and highly addictive psychoactive drug. The compound is synthesized from protomolecule-derived material, making its existence intrinsically linked to the alien technology encountered by humanity. Nagradientin is known for its ability to induce intense euphoria and vivid hallucinations in users, but it comes with severe withdrawal symptoms and a high risk of long-term physical and psychological damage. Its illicit production and distribution are a significant plot point, contributing to social unrest and criminal activity in the systems of "The Expanse." The drug's origins and the dangers associated with its use highlight the novel's exploration of the ethical and societal implications of advanced and alien technologies. Characters within the story often struggle with addiction to nagradientin, serving as a stark reminder of the corrupting influence of such substances.