INTERFERING: introduce or involve one matter in another. The action and effect of interfering is interference, very different from ingestion, which alludes to the action of introduce exogenous elements in the mouth. The interference is notable, when it relates a scholarship, with the aim of profit or contraindicated effects of a drug; ingestion is evident in the consumption of food, or if we accidentally swallow a coin, a stick of teeth or a lethal fluid through the esophagus and the trachea it.