title: Drug transport into the central nervous system.
mesh_terms: D000818:Animals; D001099:Arachnoid / Q000378:metabolism; D001812:Blood-Brain Barrier; D001921:Brain / Q000502:physiology; D002196:Capillaries / Q000033:anatomy & histology; D002490:Central Nervous System / Q000033:anatomy & histology / Q000378:metabolism*; D002831:Choroid Plexus / Q000378:metabolism; D004805:Ependyma / Q000378:metabolism; D004827:Epilepsy / Q000378:metabolism*; D006801:Humans; D004364:Pharmaceutical Preparations / Q000134:cerebrospinal fluid / Q000378:metabolism*
chemical_list: D004364:Pharmaceutical Preparations