MiraLAX

DRUG DESCRIPTION

A white powder for reconstitution. MiraLax (polyethylene glycol 3350, NF) is a synthetic polyglycol having an average molecular weight of 3350. The actual molecular weight is not less than 90.0 percent and not greater than 110.0 percent of the nominal value. The chemical formula is HO(C2H4O)n H in which n represents the average number of oxyethylene groups. Below 55 C it is a free flowing white powder freely soluble in water.

MiraLax (polyethylene glycol 3350 - otc) is an osmotic agent for the treatment of constipation.

What are the possible side effects of polyethylene glycol 3350 (GlycoLax, MiraLax)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Stop taking polyethylene glycol 3350 and call your doctor at once if you have any of these serious side effects:

  • severe or bloody diarrhea;
  • bleeding from your rectum;
  • blood in your stools; or
  • severe and worsening stomach pain, cramping, or bloating.

Less serious side effects may...

Read All Potential Side Effects and See Pictures of MiraLAX

What are the precautions when taking polyethylene glycol 3350 - otc (MiraLAX)?

Before taking this medication, tell your doctor or pharmacist if you are allergic to polyethylene glycol; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: certain stomach/intestinal problems (bowel obstruction).

Before using this medication, tell your doctor or pharmacist your medical history, especially of: persistent nausea/vomiting/abdominal pain, other stomach/intestinal problems (irritable bowel syndrome), kidney disease.

Caution is advised when using this drug in the elderly because...

Read All Potential Precautions of MiraLAX


MiraLAX Consumer (continued)

SIDE EFFECTS: Nausea, abdominal cramping, or gas may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.

If your doctor has directed you to use this medication, remember that he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

Inform your doctor immediately if you have excessive number of bowel movements, persistent diarrhea, or rectal bleeding while using this medication.

A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

In the US -

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

PRECAUTIONS: Before taking this medication, tell your doctor or pharmacist if you are allergic to polyethylene glycol; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: certain stomach/intestinal problems (bowel obstruction).

Before using this medication, tell your doctor or pharmacist your medical history, especially of: persistent nausea/vomiting/abdominal pain, other stomach/intestinal problems (irritable bowel syndrome), kidney disease.

Caution is advised when using this drug in the elderly because they may be more sensitive to its side effects, especially diarrhea.

During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.

It is not known whether this drug passes into breast milk. Consult your doctor before breast-feeding.


MiraLAX Patient Information Including Side Effects

Brand Names: GlycoLax, MiraLax

Generic Name: polyethylene glycol 3350 (Pronunciation: pol ee ETH il een GLYE kol)

  • What is polyethylene glycol 3350 (MiraLAX)?
  • What are the possible side effects of polyethylene glycol 3350 (MiraLAX)?
  • What is the most important information I should know about polyethylene glycol 3350 (MiraLAX)?
  • What should I discuss with my healthcare provider before taking polyethylene glycol 3350 (MiraLAX)?
  • How should I take polyethylene glycol 3350 (MiraLAX)?
  • What happens if I miss a dose (MiraLAX)?
  • What happens if I overdose (MiraLAX)?
  • What should I avoid while taking polyethylene glycol 3350 (MiraLAX)?
  • What other drugs will affect polyethylene glycol 3350 (MiraLAX)?
  • Where can I get more information?

What is polyethylene glycol 3350 (MiraLAX)?

Polyethylene glycol 3350 is a laxative solution that increases the amount of water in the intestinal tract to stimulate bowel movements.

Polyethylene glycol 3350 is used as a laxative to treat occasional constipation or irregular bowel movements.

Polyethylene glycol 3350 may also be used for other purposes not listed in this medication guide.

What are the possible side effects of polyethylene glycol 3350 (MiraLAX)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Stop taking polyethylene glycol 3350 and call your doctor at once if you have any of these serious side effects:

  • severe or bloody diarrhea;
  • bleeding from your rectum;
  • blood in your stools; or
  • severe and worsening stomach pain, cramping, or bloating.

Less serious side effects may include:

  • bloating, gas, upset stomach;
  • dizziness; or
  • increased sweating.

This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect. You may report side effects to FDA at 1-800-FDA-1088.

What is the most important information I should know about polyethylene glycol 3350 (MiraLAX)?

Do not use this medication if you are allergic to polyethylene glycol, or if you have a bowel obstruction or intestinal blockage. If you have any these conditions, you could have dangerous or life-threatening side effects from polyethylene glycol 3350.

People with eating disorders (such as anorexia or bulimia) should not use this medication without the advice of a doctor.

Before taking polyethylene glycol 3350, tell your doctor if you are allergic to any drugs, or if you have ulcerative colitis, irritable bowel syndrome, kidney disease, nausea or vomiting with severe stomach pain, or if you have had a sudden change in bowel habits that has lasted 2 weeks or longer.

Polyethylene glycol 3350 should produce a bowel movement within 1 to 3 days of using the medication. Polyethylene glycol 3350 normally causes loose or even watery stools.

Do not use polyethylene glycol 3350 more than once per day. Call your doctor if you are still constipated or irregular after using this medication for 7 days in a row.

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