The present disclosure relates, according to some embodiments, to devices, systems, and/or methods for delivery (e.g., controlled delivery) of a pharmaceutical to a subject's spine. For example, the disclosure relates to implants that provide both a mechanical function and a pharmacological function. According to some embodiments, a spinal implant may comprise a rigid spinal implant body having one or more recesses, one or more layers in each of the one or more recesses, each of the one or more layers comprising a biocompatible material and a pharmaceutically effective amount of a pharmaceutical compound; and at least one biocompatible cap in each of the one or more recesses. An implant may further comprise biocompatible barriers interspersed between the layers.