Juices Cause Clogs-Tuesday Tube Facts Apr 2, 2021 Did you know…? In one study, 73% of tubes flushed with cranberry juice became occluded. Acidic juices, like colas, may create additional clogs in feeding tubes. Read the Full Story References: Dandeles, L. and Lodolee, A. Efficacy of Agents to Prevent and Treat Enteral Feeding Tube Clogs. The Annals of Pharmacotherapy. 2011. 45:676-680.