The relative bioavailability of hydrocodone from NORCO in comparison with extended-release hydrocodone solutions is unknown, so conversion to prolonged-release merchandise should be accompanied by close observation for indications of too much sedation and respiratory despair. Intestine Blockage. Hydrocodone/acetaminophen shouldn't be taken if you have a blockage within your intestine ... https://nonprescriptionsmedsonline.com/product/oxycodone-30mg/