Answer
Oral magnesium sulfate in Epsom Salts BP, taken as a dilute solution, reduces intestinal water absorption, causing bulky fluid contents to distend the bowel and stimulate peristalsis and evacuation.
Sources for this answer
- Epsom Salts BPThornton & Ross Ltd · emc · SmPC §5.2 Pharmacokinetic properties · Version 6Document updated
Sources checked