Senna Effects, Dosage, and Side Effects Cassia acutifolia; Cassia angustifolia; Cassia senna

... Senna is an ingredient in several commercial laxative products. It contains chemicals that belong to the class known as anthraquinones, which are further categorized as stimulant laxatives. They work by irritating the lining of the lower gastrointestinal tract. The resulting contractions of the bowel act to push out material in the lower intestinal tract. Anthraquinones may also keep more water in intestinal contents, thereby producing a softer stool that is usually easier to pass. Senna laxatives may take 8 to 12 hours to produce results. ...

The term "Senna," when used by itself, can refer to: Ayrton Senna, the Form ...