Methods for the treatment and/or prevention of ileus are disclosed. The methods comprise administering to a patient an effective amount of a peripheral mu opioid antagonist compound. Preferred compounds for use in the methods include piperidine-N-alkylcarboxylates....http://www.google.fr/patents/US6469030?utm_source=gb-gplus-shareBrevet US6469030 - Methods for the treatment and prevention of ileus