Why does dulcolax soft chews severely hurt and doesn't work when on me when it's supposed to work with your body?

Dehydration: One reason for constipation is not drinking enough water. If the stool is impacted then stimulants like dulcolax can cause cramping and not produce much at BM. While this is a good product try drinking more water, using a hydrating agent like miralax (PEG) keeps water in the bowel, lubricant like colace (DSS), or eating more fiber or fiber supplements (Metamucil, citrucel) . Then use dulcolax prn.