Cysteamine hydrochloride eye drop solution for the treatment of corneal cystine crystal deposits in patients with cystinosis: an evidence-based review

Abstract

Achini K Makuloluwa, Fatemeh Shams Tennent Institute of Ophthalmology, Gartnavel General Hospital, Glasgow, UK Abstract: Cystinosis is a rare, autosomal recessive disorder leading to defective transport of cystine out of lysosomes. Subsequent cystine crystal accumulation can occur in various tissues, including the ocular surface. This review explores the efficacy of cysteamine hydrochloride eye drops in the treatment of corneal cystine crystal accumulation and its safety profile. Keywords: cysteine, CTNS gene, cystaran, cystadrops