| abstract |
A drug coating layer having a morphological form that includes a plurality of elongated bodies of independent crystals of water-insoluble drugs having longitudinal axes on a surface of the substrate, wherein the longitudinal axes of the elongated bodies are generally linear in shape, and the longitudinal axes of the elongated bodies form an angle at a predetermined interval with respect to a plane of the substrate with which the major axis of the elongated body intersects, and where the water insoluble drug is rapamycin, paclitaxel, docetaxel, or everolimus |