Khan, Faisel Influence of vehicle resistance on transdermal iontophoretic delivery of acetylcholine and sodium nitroprusside in humans. [electronic resource] - Journal of applied physiology (Bethesda, Md. : 1985) Sep 2004 - 883-7 p. digital Publication Type: Clinical Trial; Comparative Study; Controlled Clinical Trial; Journal Article ISSN: 8750-7587 Standard No.: 10.1152/japplphysiol.00373.2004 doi Subjects--Topical Terms: Acetylcholine--administration & dosageBlood Flow Velocity--drug effectsDose-Response Relationship, DrugDose-Response Relationship, RadiationElectric ImpedanceForearm--blood supplyHumansIontophoresis--methodsMicrocirculation--drug effectsNitroprusside--administration & dosagePharmaceutical Vehicles--chemistrySkin--blood supplySodium Chloride--chemistryVasodilation--drug effectsWater--chemistry