Best Answer: The peripheral nervous system, which it is a component of. The sympathetic and parasympathetic systems are components of the autonomic nervous system.
Also, make the call if: 1  Constipation is a new problem for you. 2  You have blood in your stool. 3  You are losing weight even though you are not dieting.  You have severe pain with bowel 1  movements. Your constipation has lasted more than 2 weeks.  You have pencil-thin stools.
Talk with your doctor if this medication stops working well or if you have difficulty having normal bowel movements without medication.Tell your doctor if your constipation persists for more than 7 days, or if you are unable to have a bowel movement after using this product for 3 days.