i'm having blepharitis since the past two weeks.these irritations are very new to me. what should i do when the eyelids margin become itchy and swollen (due to allergy of make-up usage or contact lens)? could i apply any cream? can i put eyedrops if the eyes become dry? is blepharitis and sinus related by any chance? and how does blepharitis can lead to the development stye and chlozion? thank you for your respond. :')