1新释药系统研究进展新释药系统研究进展AdvancesindAdvancesindrugdeliverysystemsrugdeliverysystems张强张强北京大学药学院北京大学药学院Topicalepicutaneous(applicationontotheskin),e.g.allergytesting,typicallocalanesthesiainhalational,e.g.asthmamedicationsenema,e.g.contrastmediaforimagingoftheboweleyedrops(ontotheconjunctiva),e.g.antibioticsforconjunctivitiseardrops-suchasantibioticsandcorticosteroidsforotitisexternaintranasalroute(intothenose),e.g.decongestantnasalsprays.Nasaladministrationcanalsobeusedforsystemiceffect.vaginal,e.g.topicalestrogens,antibacterialsEnteralEnteralisanyformofadministrationthatinvolvesanypartofthegastrointestinaltrac...