Idazoxan is a drug used to treat various medical conditions, including high blood pressure, anxiety, and depression. There are several synonyms for idazoxan, including RX 781094, Aviso, and Popsaver. RX 781094 is a scientific name often used in medical research and literature. Aviso is a brand name used in some countries for idazoxan. Popsaver is another brand name for idazoxan, which is mainly used in Japan. Despite having different names, these drugs have the same chemical composition and work to alleviate similar medical problems. Before using any of these drugs, it is essential to consult a healthcare professional to prevent any adverse effects.