TY - CHAP M1 - Book, Section TI - Chapter 226. Aminoquinolines A1 - McClain, Susannah E. A1 - LaDuca, Jeffrey R. A1 - Gaspari, Anthony A. A2 - Goldsmith, Lowell A. A2 - Katz, Stephen I. A2 - Gilchrest, Barbara A. A2 - Paller, Amy S. A2 - Leffell, David J. A2 - Wolff, Klaus Y1 - 2012 N1 - T2 - Fitzpatrick's Dermatology in General Medicine, 8e AB - |PrintAminoquinolines at a GlanceAminoquinolines have been used in clinical medicine for more than a century, initially as antimalarial compounds.Multiple mechanisms of action, particularly impaired lysosomal acidification by antigen presenting cells, inhibition of natural killer and T-cell activation, and inhibition of lipid mediators of inflammation.Propensity for melanin pigment, absorb ultraviolet light, and exhibit photoprotective properties against ultraviolet-mediated injury of the skin.Aminoquinolines used to treat dermatologic conditions include hydroxychloroquine, chloroquine, and quinacrine.Hydroxychloroquine is the most commonly used aminoquinoline for skin conditions and is well studied for chronic cutaneous lupus erythematosus.Other aminoquinoline-responsive conditions: porphyria cutanea tarda, polymorphous light eruption, cutaneous sarcoidosis, dermatomyositis, and other conditions.Laboratory monitoring is mandatory during aminoquinoline therapy to detect hematologic abnormalities (hemolysis and drug-induced cytopenias), liver injury, and ophthalmologic toxicity (retinopathy).Children are especially susceptible to aminoquinoline toxicities, and lower doses must be used than in adults.Drug interactions are possible, and cigarette smoking decreases efficacy of aminoquinolines by inducing cytochrome P450 enzymes. SN - PB - The McGraw-Hill Companies CY - New York, NY Y2 - 2024/04/20 UR - accessmedicine.mhmedical.com/content.aspx?aid=56099042 ER -