CA3140884A1 — Using parasympathomimetic drugs alone or, in combination with one or more alpha agonists in pseudophakic patients, to create multi-focality

USPTO Abstract

Using one or more parasympathomimetic drugs alone or together, or in combination with one or more alpha agonists to create optically beneficial miosis to temporarily create multifocality in a pseudophakic patient to treat presbyopia. A pharmaceutical preparation comprising a therapeutically effective amount of one or more parasympathomimetic drugs or cholinesterase inhibitors, alone or in combination with or a pharmaceutically acceptable salt thereof, in combination with one or more alpha agonists or antagonists, or a pharmaceutically acceptable salt thereof. A method for creating multifocality in a pseudophakic patient, reducing symptoms of presbyopia in a patient having an eye or both eyes through administering to an eye or eyes a pharmaceutically effective amount of the ophthalmic preparation is also disclosed.