Articles-of-manufacturing comprising an object having a surface and at least a first layer of a first therapeutically active agent being deposited onto at least a continuous portion of the surface, wherein at least 50 weight percents of the first layer is the first therapeutically active agent in a crystalline form are disclosed. Methods utilizing such articles-of-manufacturing for treating medical conditions are also disclosed. Processes of preparing the articles-of-manufacturing by contacting a surface of the object with a solution containing the therapeutically active agent, without cooling the surface to a temperature below a temperature of the solution, are also disclosed.