Antihistamines, lying tylox precio down for 1-2 hours with minimal head movement. Other adverse reactions include allergic reactions, euphoria, dysphoria, constipation, skin rash and pruritus. This medication can cause you to have unusual results with certain urine tests. At higher doses, oxycodone has most of the disadvantages of morphine including respiratory depression. 6Rate it! Oxycodone is in group of drugs called narcotic pain relievers. Following recovery, there are no residual, structural, or functional hepatic abnormalities. Tell your doctor about all the prescription and over-the-counter medications you use.