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.
Adults and children over 12 years of age can take 1 to 2 tablets daily for up to 7 days for the relief of occasional constipation. For children less than 12 years of age, refer to the DulcolaxÂ® Laxative Tablets or DulcolaxÂ® Laxative Suppositories label for dosing information.