it might be sinusitis seasonal allergy complicates to sinusitis which also effects the eye sinusitis is complication of seasonal allergy and eye and swollen face is complication of sinusitis there can be many causes of allergies like drugs taken for other problems like paracetamol disprin calcium vitamins iron multivitamins and diet suppliments soaps shampoo oils for application and other body application materials some foods like milk egg rice nuts and others you get related with this and if possible go for allergy tests for this time you can take fexofenadine 120 mg bd (available otc in all countries tab montelucast 10 mg hs liquid antacid bd apply nemycin h eye ointment in nose bd sea water 2 drops at night each nose lao of warm water i empty stomach morning add metronidazole 200 mg bd for 5 days if infection occurs anti allergic eye drops and antiallergic ointment can be applied on face these can be contd for long or whenever you need