Overview: Magnesium laxatives are used for occasional constipation. They work by pulling water into your intestines, which makes your poop softer and easier to pass. Diarrhea is a common side effect.

MiraLAX (polyethylene glycol 3350) is an over-the-counter (OTC) drug that’s used to treat occasional constipation. MiraLAX can cause side effects that range from mild to serious. Examples include ...

Magnesium citrate helps relieve occasional constipation by increasing water in the stool. Higher doses can cause side effects like diarrhea, cramps, or nausea. People with certain health conditions ...

Medically reviewed by Femi Aremu, PharmD Magnesium citrate is the strongest magnesium salt laxative, meaning it makes bowel movements easier.  Taking magnesium citrate can relieve constipation in 30 ...

As with other drugs, ondansetron can cause side effects, such as fatigue, headache, and constipation. If side effects of ondansetron become difficult to tolerate, talk with your doctor or pharmacist.