I think it is better not to make up when you have blepharitis. Blepharitis refers to the inflammation of eyelids caused by acute bacterial infection. It usually occurs at the margin of eyelashes and be caused by bacterial infection. Patient with blepharitis have clogged glands, the meibomian glands which are responsible for oil producing. Makeup, especially wearing mascara or eyeliner, might make this glands cloging even worse. During this period, it is very important to keep your eyelids clean. So you 'd better not to wear makeup until you are healed. Blepharitis would develop swelling eyelids and a red big bump possibly at the eyelashes margin. It could be very ugly and embarrassing, especial for girls. It might last for months if you left it without treatment and care. So I suggest you to apply some heat compress on eyelids to help the bump breaking and pus drainage. Clean your eyelid margin with a cotton bud soaked with saline water. The home remedies introduced above could help accelerate the recovery process.