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GAVILAX

Dosage form
POWDER, FOR SOLUTION
Labeler
Preferred Pharmaceuticals, Inc.
Label updated
2026-05-04
Retrieved
2026-09-07
Active ingredients
POLYETHYLENE GLYCOL 3350
View original label and images on DailyMed ↗
Active Ingredient

Polyethylene Glycol 3350, 17 g (cap filled to line)

Purpose

Osmotic Laxative

Use

  • •relieves occasional constipation (irregularity)
  • •generally produces a bowel movement in 1 to 3 days
WARNINGS

Allergy alert: Do not use if you are allergic to polyethylene glycol

Do not use if you have kidney disease, except under the advice and supervision of a doctor

Ask a doctor before use if you have
  • •nausea, vomiting or abdominal pain
  • •a sudden change in bowel habits that lasts over 2 weeks
  • •irritable bowel syndrome

Ask a doctor or pharmacist before use if you are taking a prescription drug

When using this product you may have loose, watery, more frequent stools

Stop use and ask a doctor if
  • •you have rectal bleeding or your nausea, bloating, cramping or abdominal pain gets worse. These may be signs of a serious condition.
  • •you get diarrhea
  • •you need to use a laxative for longer than 1 week

If pregnant or breast-feeding, ask a health professional before use.

Keep out of the reach of children

In case of overdose, get medical help or contact a POISON CONTROL CENTER right away. (1-800-222-1222)

Directions
  • do not take more than directed unless advised by your doctor
  • •the bottle top is a measuring cap marked to contain 17 grams of powder when filled to the indicated line.
  • •adults and children 17 years of age and older:
  • •fill to top of line in cap which is marked to indicate the correct dose (17 g)
  • •stir and dissolve in any 4 to 8 ounces of beverage (cold, hot or room temperature) then drink
  • •use once a day
  • •use no more than 7 days
  • •children 16 years of age or under: ask a doctor

Other Information

  • •store at 20°- 25°C (68°– 77°F)
  • •tamper-evident: do not use if printed foil seal under cap is missing, open or broken
Inactive Ingredient

none

Questions or comments?

1-866-403-7592

Relabeled by Preferred Pharmaceuticals, Inc.

PACKAGE LABEL.PRINCIPAL DISPLAY PANEL

NDC 68788-7508-02

Original Prescription Strength

GaviLax

Polyethylene Glycol 3350

Powder for Solution, Osmotic Laxative

14 ONCE-DAILY DOSES

NET WT 8.3 OZ (238 g)

[Image in the official label — see DailyMed source]

DailyMed Set ID: 21654def-5ae0-422d-961b-1fe2456af00a · Version 7
NDC: 68788-7508