propylene glycol is part of manufacturing ingredient used in FDA Database. When you consume you prescription drug make sure that you are not allergic to this propylene glycol. This will change the way your body absorbs prescription drug your doctor provided you with. propylene glycol is used in manufacturing process of pharmaceutical products. List bellow has propylene glycol as ingredient during manufacturing.
As some Prescription Drugs might have same name but they are classified by FDA with uniq ID.