dragoon - a member of a European military unit formerly composed of heavily armed cavalrymen. 1  cavalryman, trooper - a soldier mounted on horseback; a cavalryman always takes good care of his mount.
However, milder products (e.g., stool softeners, bulk-forming laxatives) should be used whenever possible for constipation. Magnesium citrate is a saline laxative that is thought to work by increasing fluid in the small intestine. It usually results in a bowel movement within 30 minutes to 3 hours.
Learn how to properly use a magnesium citrate drink for serious constipation. 1  slide 1 of 4. Osmotic Agents Magnesium citrate is a remedy for more severe constipation. 2  slide 2 of 4. Taking a Laxative Beverage Magnesium citrate drinks are available over the counter at most drug stores. 3  slide 3 of  4.