Redness pain on moving, photo sensitive. as you have not in formed about itching discharge or visual prob lem. Itake it as normal. Invol ment of other eye is not given By next day bacterial and allergy will be bilateral. So you can start an antibiotic eye drop like ofloxacin .3% 6hourly. You can apply neosporine eye commitment at bed time. Next day morning Treatment and diagnosis will change according to presenting symptom. Bilateral involvement itching, watery dis charge, thick discharge will change the diagnosis and treatment.