Various aspects of the present disclosure provide compositions, coatings and implantable devices including a drug and an excipient. In certain embodiments the excipient and the drug are present at a weight ratio of between 10 to 1 and 1 to 10 drug to excipient. In certain other embodiments, the excipient and the drug form particles in which the drug is encapsulated by the excipient. Other aspects of the disclosure provide methods of manufacturing and using such compositions, coatings and implantable devices.