Aqualax(Polyethylene Glycol)

Therapeutic Group: Gastro Intestinal Disorders


Aqualax : Each bottle contains 85 gm of Polyethylene glycol 3350 USP NF powder for solution.


Aqualax is a white powder for reconstitution. It is a synthetic polyglycol having an average molecular weight of 3350. Aqualax is an osmotic agent that causes water to be retained with the stool. Aqualax appears to have no effect on the active absorption or secretion of glucose or electrolytes.


For the treatment of constipation. Aqualax should be used for 2 weeks or less or as directed by physician.

Dosage & Administration

The usual dose of Aqualax is 17 gm of powder per day (or as directed by physician) in a glass of water, juice, coke, coffee or tea. Each bottle of Aqualax is supplied with a cup that is used to measure 17 gm or 8.5 gm of laxative powder when filled upto the marked line.

Side Effects

Nausea, abdominal bloating, cramping and flatulence may occur. High doses may produce diarrhea and excessive stool frequency, particularly in elderly nursing home patients. Patients taking other medications containing polyethylene glycol have occasionally developed urticaria suggestive of an allergic reaction.


Patients with symptoms suggestive of bowel obstruction (nausea, vomiting, abdominal pain or distention) should be evaluated to rule out this condition before initiating Aqualax therapy.Aqualax should be administered after being dissolved in water, juice, coke, coffee or tea.

Use in Pregnancy & Lactation

Pregnancy: It is not known whether Polyethylene glycol can cause fetal harm when administered to a pregnant woman, or can effect reproductive capacity. Polyethylene glycol should only be administered to a pregnant woman if clearly needed.
Lactation: There is no information on the use of Polyethylene glycol while nursing. Consultation with a physician is necessary in case of breastfeeding.

Drug Interaction

No specific drug interactions have been demonstrated.

Over Dose

There have been no reports of accidental overdosage. In the event of overdosage diarrhea would be the expected major event. If an overdose of drug occurred without concomitant ingestion of fluid, dehydration due to diarrhea may result. Medication should be terminated and free water administered.

Commercial Pack

Aqualax : Each bottle contains 85 gm of Polyethylene glycol 3350 USP NF powder for solution. The cup on the bottle is used to measure of 17 gm or 8.5 gm Aqualax powder.


Information to the Patient
Aqualax (Polyethylene Glycol 3350, USP NF powder for solution) is a prescription only laxative that has been prescribed by physician to treat constipation. This product should only be used by the person for whom it is prescribed.
How to take?
The dose of Aqualax is 17 gm each day or as directed by physician. It should always be taken by mouth. Measure the dose using the supplied cup, stir and dissolve in a glass of water, juice, coke, coffee or tea. Taking more than the prescribed dose may cause loss of fluid due to severe diarrhea.
How long should it be taken?
Aqualax achieves its best results when used between one and two weeks. It may be discontinued after several satisfactory bowel movements. Should unusual cramps, bloating, or diarrhea occur, consultation with physician is needed. Aqualax is intended for up to a two-week course of therapy. It should not be used for a longer time unless directed by a physician.
After successfully completing the Aqualax therapy (usually between one and two weeks) discussion with a physician is needed to change lifestyle that may produce more regular bowel habits (adequate dietary and fluid intake, regular exercise).