To the Editor.
—Chronic blepharitis is one of the most common ocular disorders in humans.1 It often can be a very annoying and difficult condition to treat. Whereas some patients complain only of red and itchy eyes, blepharitis can also make the adaptation to contact lenses extremely difficult, aggravate or slow the treatment of keratitis sicca, endanger intraocular surgery, or lead to corneal complications, such as toxic epithelial keratitis, catarrhal ulceration, or phlyctenulosis.2 There is no definitive and precise treatment for this condition. However, it is well accepted that lid scrubs may improve the condition for long periods. Baby shampoo has been the usual medication for lid scrubs in chronic blepharitis. However, a number of patients complain of irritation when using this shampoo if it spills onto the conjunctival surface. Recently, we tried a new detergent called I-Scrub (Spectra Pharmaceutical Services Inc, Hanover, Mass), which we have found