They may take up to 2-3 days before they start to work. Stimulant laxatives - these stimulate the digestive tract walls, speeding up bowel movements. Usually, they take effect within 6-12 hours. Stool softener laxatives - these decrease the surface tension of stools so that they absorb more water, making them softer.
Then, what is the best fast acting laxative?
Bulk-forming laxatives, for example, methylcellulose (Citrucel) and psyllium hydrophilic mucilloid (Metamucil) Stimulant laxatives are the fastest-acting, such as include aloe, cascara (Nature's Remedy), senna compounds (Ex-Lax, Senokot), bisacodyl (Dulcolax, Correctol), and castor oil.
What is the most effective laxative?
|Generic name||Selected brand name(s)||Type of drug|
|Docusate||Colace, D.O.S. Sulfolax||Stool softener|