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CEPHULAC vs POLYETHYLENE GLYCOL 3350

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 22, 2026·How we rate

Possible drug interaction. CEPHULAC and POLYETHYLENE GLYCOL 3350 are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

cephulacpolyethylene glycol 3350

Rating

70/100
56/100

Pharmacy pays

~$0.73 /30
$1.11 /g

Type

RX
RX

Active ingredient

LACTULOSE
POLYETHYLENE GLYCOL 3350

Manufacturer

Sanofi Aventis US
Teva

Dosage forms

Solution
Powder

Drug class

Osmotic Laxative
Osmotic Laxative

Boxed warning

None
None

Treats

Constipation, Hepatic Encephalopathy
Constipation

Frequently asked questions

Which is better-rated, Cephulac or Polyethylene Glycol 3350?

By our independent rating, Cephulac scores higher — 3.5 vs 2.8 out of 5 for Polyethylene Glycol 3350. Ratings are based on FDA regulatory (recall-safety) data.

What is the difference between Cephulac and Polyethylene Glycol 3350?

Cephulac contains Lactulose, while Polyethylene Glycol 3350 contains Polyethylene Glycol 3350 — they have different active ingredients.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.