Gastrointestinal TransitDiarrheaGastric EmptyingGastrointestinal MotilityIleusDefecationCroton OilCastor OilDigestive System Physiological PhenomenaZanthoxylumMedicine, East Asian TraditionalAntidiarrhealsLoperamideConstipationNalbuphineGastrointestinal AgentsDiarrhea, InfantileExplosionsColonMedetomidineFecesIntestine, SmallReceptors, Serotonin, 5-HT4LantanaGastrointestinal TractGingerPentazocinePeristalsisMorphineCisaprideDiarrhea Viruses, Bovine ViralIntestinal AbsorptionIleumMetoclopramideAnalgesics, OpioidYohimbineClonidineDose-Response Relationship, DrugDigestive SystemDietary FiberDelayed-Action PreparationsIntestinesProbioticsStomachBiological AvailabilityAdrenergic alpha-AgonistsAdministration, OralDrug InteractionsCross-Over StudiesMuscle, SmoothTime FactorsDouble-Blind MethodBovine Virus Diarrhea-Mucosal DiseaseDiarrhea Virus 1, Bovine ViralRats, WistarMuscle Contraction