Sana (senna) is a medicinal herb widely used in traditional Islamic medicine (Tibb al-Nabawi) and recognized for its powerful laxative and purifying properties. The plant, with its yellow flowers and pod-like fruits, has been cultivated throughout the Middle East, North Africa, and India for centuries. In Islamic tradition, sana is mentioned among the prophetic remedies, with the Prophet Muhammad (peace be upon him) recommending it for various ailments. He reportedly said: "You should use senna and the fruit of the mustard tree (sanutmakk), for in them is cure for every disease except death" (Ibn Majah). Senna's primary active compounds, sennosides, stimulate bowel movements by irritating the intestinal lining, making it effective for constipation relief. Traditional practitioners also valued it as a blood purifier, believing it cleansed the body of harmful humors. In Unani medicine, senna is often combined with other herbs like ginger, fennel, or licorice to balance its effects and prevent griping. Modern medicine confirms senna's efficacy as a short-term laxative, though cautioning against prolonged use. Sana represents the integration of prophetic guidance with empirical medicine, reminding believers that Allah places healing in natural substances. Its continued use in Muslim cultures reflects the enduring legacy of Prophetic medicine and the holistic approach to health encompassing body, mind, and spirit. For believers, sana is a prophetic remedy. They use it for constipation and cleansing, following the sunnah, and trusting in Allah's healing. They combine it with knowledge of its proper use, seeking the barakah of following prophetic guidance.