The active ingredient in MiraLAX, polyethylene glycol 3350, can take 2 to 4 days to produce a bowel movement, according to MedlinePlus. Polyethylene glycol 3350 is an osmotic laxative that works by drawing water into the stool, softening it and making it easier to pass.Continue Reading
MiraLAX and other similar formulations are produced in a powdered format that is mixed in with liquid and then consumed orally, according to MedlinePlus. The usual course of treatment is to take the recommended dosage once daily as suggested by a doctor or recommended on MiraLAX's label for a period of 2 weeks. It is only recommended for the treatment of occasional constipation.
MiraLAX bills itself as a way to "unblock your system naturally" without any bloating, gas, cramping or sudden urgency that might be experienced with other types of laxatives. MiraLAX's website also states that it works to hydrate, ease and soften the stool.
Drugs.com warns that users should check with their doctors prior to use if they are pregnant, breastfeeding or planning on becoming pregnant or if they are taking any other medications. Although Drugs.com states that there are no known interaction with other medicines and polyethylene glycol 3350 as of 2014, some medicines may interact with it.Learn more about Medications & Vitamins
When used according to label directions, Miralax produces a bowel movement within 12 to 72 hours, according to Drugs.com. Propylene glycol helps to increase the amount of water in the intestines, stimulating bowel movements and softening the stool.Full Answer >
GlycoLax and MiraLax are over-the-counter laxatives containing polyethylene glycol 3350 that are used to treat irregular bowel movements or occasional constipation, according to Drugs.com. Doctors prescribe Colyte, Colyte with Flavor Packs, GaviLyte-C with Flavor Pack and Golytely, solutions containing polyethylene glycol and electrolytes, to cleanse the bowel before individuals undergo diagnostic medical tests, such as colonoscopy, and before colon surgery, adds Mayo Clinic.Full Answer >
Polyethylene glycol, or PEG, is the active ingredient in the GoLYTELY brand oral laxative. According to WebMD, the medication draws water into the colon to induce frequent, productive bowel movements in preparation for a colonoscopy, barium enema or similar procedure.Full Answer >
Some adverse effects of MiraLAX are bloating, gas, upset stomach, dizziness or increased sweating, according to RXList. More serious adverse effects include severe diarrhea, rectal bleeding, blood in the stool or increasingly severe stomach pain or bloating. The user should stop taking MiraLAX and seek medical attention if he experiences any of these more serious adverse effects. Signs of an allergic reaction are difficulty breathing, hives, or swelling of the face, mouth or throat. Allergic reactions are a medical emergency.Full Answer >