The invention includes a preserved ophthalmic preparation comprising povidone-iodine (PVP-I) at a concentration sufficient to preserve the ophthalmic preparation, and at least one member selected from the group consisting of a steroidal anti-inflammatory compound, a non-steroidal anti-inflammatory compound, an antibacterial compound, an anti-allergy compound, and an anti-glaucoma compound. The invention also includes adding PVP-I to an ophthalmic composition in order to preserve the composition, wherein the PVP-I is added at a concentration sufficient to preserve the composition.
