Miralax (Oral)

Questions | Reviews ***

Taking Miralax with Xanax, Nexium, and Darvocet

I would like to know how safe is it to take Glycolax Generic for Miralax it is a powder? I am scared to take new meds. About 3 months ago I had to have an emergency surgery it was life threatening. I am on some medicines that is Nexium for my acid ref...
by Anonymous in Louisiana, 08/14/2006

Son on Miralax

My son started to hold his bowels which ended up blocking his intestines.  He has been hospitalized 2 times this year. The second time my son was hospitalized they placed a tube up his nose and into his stomach and ran the miralax for a tota...
by Annonymous in Cleveland, OH, 09/01/2006

Glycolax usage

My question is how long should you take glycolax.  I have read people whom have taken it long term and have had heart problems.  Does this cause renal failure.  I have been on this for 4 weeks and love the results but worried about long...
by Renee Huey in USA, 10/18/2006

constipated 2 year old

  My granddaughter will be 2 in Oct, she is lactose intolerant and has been constipated since she was born and is in alot of pain.  She has taken over the counter laxitives which we think might be causing cramps from the way she cries for ho...
by Dawn Crandell in Canton, PA, 09/11/2007

Can you mix Glycolax with milk?

My 10 year old daughter had been haveing stomach pains for several months. The doctors are unable to find a mediacal reason for it. She does have a history of contipation but has been taking Glycolax for the last 4 months and has had great results wit...
by Anonymous Mother, 02/15/2007

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Miralax (Oral) Drug and Prescription Information

Miralax (Oral)

Miralax (Oral) Medication Classification


Miralax (Oral) Brandname

Miralax, Nulytely, Colyte With Flavor Packs, Visicol, Kristalose, Golytely, Phospho-Soda, Mag-Ox 400, Phillips Milk Of Magnesia, Colyte, Colyte Flavored, TriLyte w/Flavor Packs, PEG 3350 & Electrolytes, Uro-Mag, Generlac

Miralax (Oral) is used for the Treatment

Treats constipation by helping you have a bowel movement. Sometimes used to empty your bowel before surgery or other medical procedures.

When To Not Use Miralax (Oral)

You should not use this medicine if you have had an allergic reaction to lactulose, polyethylene glycol, sorbitol, magnesium, or sodium phosphate. Make sure your doctor knows if you are allergic to any other laxative medicines. You should not use this medicine if you have a blockage in your intestines. Tell your doctor if you cannot have lactose, or if you have other digestive problems. Also tell your doctor if you have kidney disease or congestive heart failure (CHF).

How Should You Use Miralax (Oral)

Tablet, Powder for Suspension, Capsule, Liquid, Packet

  • Your doctor will tell you how much of this medicine to use and how often. Do not use more medicine or use it more often than your doctor tells you to.
  • Measure the oral liquid medicine with a marked measuring spoon, oral syringe, or medicine cup. You might need to mix the liquid with at least 4 ounces (1/2 cup) of water before you drink it.
  • You will need to mix the powder or the contents of the packet with water before using it. Most powders must be mixed with at least 4 ounces (1/2 cup) of water. Make sure you understand how much water to mix the medicine with. Drink the mixture right after you mix it.
  • If you using this medicine to empty your bowel before surgery or medical tests, follow your health caregiver's instructions about when to use this medicine. It is important to follow the correct schedule.
  • Drink a full glass of water when you take this medicine, unless your health caregiver tells you otherwise. One full glass of water is about 8 ounces or 1 cup. Most people should drink 6 to 8 full glasses of water every day. Doing this will help soften your bowel movements, making them easier to pass.
  • If a dose is missed:
  • If you miss a dose or forget to use your medicine, use it as soon as you can. If it is almost time for your next dose, wait until then to use the medicine and skip the missed dose. Do not use extra medicine to make up for a missed dose.

Proper Miralax (Oral) Storage

Store Miralax (Oral) at room temperature away from sunlight and moisture unless otherwise stated by manufacturer's instructions or labelling. Keep Miralax (Oral) and all medications out of the reach of children.

What To Avoid While Using Miralax (Oral)

Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.

  • Make sure your doctor knows if you are using any other medicine for digestion problems, such as an antacid, or any medicine for your heart.

Miralax (Oral) Warnings

  • Make sure your doctor knows if you are pregnant or breast feeding, or if you have diabetes or heart disease. Tell your doctor if you have trouble with magnesium, potassium, calcium, or sodium (salt) levels in your blood.
  • If you do not have a bowel movement after using this medicine, talk to your doctor. The amount of time before you should have a bowel movement depends on the type of laxative you are using. Some laxatives might cause a bowel movement in 30 minutes, and other laxatives could take as long as 48 hours (2 days).
  • Make sure any doctor or dentist who treats you knows that you are using this medicine. You may need to stop using this medicine several days before having surgery or medical tests.
  • Some kinds of laxatives are not for long-term use. Other laxatives might be used over a long time period. Ask your doctor how long it is safe to use this laxative.
  • If you are using this medicine for a long time, your doctor may need to check your blood at regular visits. Be sure to keep all appointments.

Miralax (Oral) Side Effects

Call your doctor right away if you notice any of these side effects:

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing.
  • Bleeding from your rectum.
  • Confusion, weakness, and muscle twitching.
  • Dry mouth, increased thirst, muscle cramps, severe nausea or vomiting.
  • Severe stomach pain, bloating, vomiting, or diarrhea.
  • If you notice these less serious side effects, talk with your doctor:
  • Mild stomach pain, cramps, gas, nausea, vomiting.

Miralax (Oral) Ratings

Overall Rating:



(based on 3 reviews)



Ease of Use:


Overall Satisfaction:




Miralax (Oral)

Effectiveness: ****

Ease of Use: ***

Overall Satisfaction: *


SioOmy, SioOmy - 01/15/2014

had a diaper rash you will unernstadd what I'm saying here. Noah has had his fare share of poop problems and these problems cause him to have a pretty regular diaper rash. It has gotten bad at times, but

Miralax (Oral)

Effectiveness: ****

Ease of Use: ***

Overall Satisfaction: *


dr berry, AZ, Usa - 10/04/2011

This is effective for constipation, but the increased thirst and increased urination, resulting in low sodium with electrolyte imbalance is dangerous for me (Dx MSA)