You may not be able to move them for several hours after the medicine was started. It may begin to work in 10-40 minutes. It may take several hours to reach the best pain relief. The pain should be controlled while the catheter is in place. After it is removed, the pain medicine will continue to work for four to twenty-four hours, depending on the type of medicine used.
Medicine is available for the itching, nausea and vomiting, and pain.
The nurse will check your breathing, blood pressure, and heart rate often.