Functional Colonic Disease, also known as colonic diseases, functional, is related to rumination disorder and pylorospasm. An important gene associated with Functional Colonic Disease is MLNR (Motilin Receptor), and among its related pathways/superpathways are Signal Transduction and GPCR downstream signalling. The drugs Peppermint oil and Desipramine have been mentioned in the context of this disorder. Affiliated tissues include brain, and related phenotypes are homeostasis/metabolism and muscle