How Quickly Do Osmotic Laxatives Work? A Guide to Onset Times
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5 min read
The onset of action for osmotic laxatives can vary dramatically, with some, like magnesium-based products, working within hours, while others, like polyethylene glycol and lactulose, may take up to three days. This variability is a key factor in choosing the right medication for different constipation needs, influencing patient expectations and overall treatment efficacy.