Poly Ethylene Glycol 3350 We have found the Brand name of Poly Ethylene Glycol 3350. Currently, 2 brands available by this Poly Ethylene Glycol 3350.List of Brands for Poly Ethylene Glycol 3350 MedicationFrelax (Powder) 17 gmPoly Ethylene Glycol 3350Beximco Pharmaceuticals Ltd.Polycol (Powder) 17 gmPoly Ethylene Glycol 3350Apex Pharma Ltd.