Pharmacokinetics of Aqueous Dexamethasone

Inclusion Criteria: * Male of female, aged 55 or older * Scheduled to undergo phacoemulsification with the intraocular lens (IOL) implantation for the treatment of cataract * Willing to comply with study instructions, agree to make study appointments, and complete the course of the study * Must sign an informed consent document indicating that they understand the purpose of and procedures required for the study and are willing to participate Exclusion Criteria: * Known allergy or contraindication to the test article or its components * Presence of any ocular abnormality or significant illness that, in the investigator's opinion, could affect the subject's health * History of any illness that could be expected to interfere with the study * Any condition that, in the opinion of the investigator, would compromise the well-being of the subject or study * May not be currently using topical or systemic steroids or NSAIDs during the course of the study or within 4 weeks prior to enrolling in the study other than Dextenza and Omidria * Subject has active corneal, conjunctival, or canalicular infections, including: * Epithelial herpes simplex keratitis (dendritic keratitis) * Vaccini * Varicella * Mycobacterial infections * Fungal diseases of the eye * Dacryocystitis