Injecting botulinum toxin into the treatment of blepharospasm.

The present paper is an introduction to this category of therapy, the injection of botulinum toxin into blepharospasm and, at the same time, an attempt to familiarize our readers with this concept. Our activity in this field started in 2014; the favorable results we have obtained since then have made us write this article. Abbreviations: BEB = Abnormal Benign Essential Blepharospasm, TXB = Botulinum Toxin.