What is preservative? A preservative is a substance or a chemical that is added to products such as food, beverages, pharmaceutical drugs, paints, biological samples.Why bimatoprost have 0.03% preservative? Let's talk it.
Intraocular pressure (IOP)-lowering medications for primary open-angle glaucoma and ocular hypertension commonly contain preservatives that can cause ocular surface damage in many patients. The purpose of this study was to evaluate the efficacy and tolerability of, and compliance to, preservative-free (PF) bimatoprost 0.03% in patients with primary open-angle glaucoma or ocular hypertension (IOP ≥18 mmHg) in a clinical practice setting.
Bimatoprost actually is a kind of drug, so drugs contain a number of different elements.