An Investigation of FID 123472 Ophthalmic Solution to Vehicle for the Reduction of Ocular Redness in Adults

Key Inclusion Criteria: * Capable of giving signed informed consent and comply with the requirements listed in the Informed Consent Form. * Willing and able to follow all instructions and attend all study visits. * History of redness relief eyedrop use within the last 6 months, or an interest in using redness relief drops, or would benefit from the use of redness relief drops in the investigator's opinion. * Best corrected visual acuity at distance of 0.3 logarithm Minimum Angle of Resolution or better in each eye. * Baseline ocular redness score greater than 1 unit in both eyes using the 0-4 Ora Calibra® Ocular Hyperemia Scale. * Stable ocular health. * Other protocol-defined inclusion criteria may apply. Key Exclusion Criteria: * Known contraindications or sensitivity to the use of any of the study treatment(s) or their components, or any other medication required by the protocol. * Ocular surgical interventions within 6 months prior to Visit 1 or during the study. * Ocular conditions that, in the opinion of the investigator, could affect the subject's safety or study parameters. * Use of prohibited medications, devices, or treatments as specified in the protocol; * Ocular or systemic conditions or situations which, in the investigator's opinion, may put the subject at increased risk, confound study data, or interfere significantly with the subject's study participation. * Currently pregnant or breastfeeding; planning a pregnancy or planning to breastfeed during the stud…