Adolor | Entereg (Medication)


Entereg/alvimopan is used to help the bowel recover more quickly after bowel surgery, so that you can eat solid foods and have regular bowel movements. Entereg/alvimopan is in a class of medications called peripherally acting mu-opioid receptor antagonists. It works by protecting the bowel from the effects of opioid (narcotic) medications that are used to treat pain after surgery. ...

Side Effect:

Entereg/alvimopan may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:constipation; gas; heartburn; difficulty urinating; back pain.

Tell your caregivers at once if you have a serious side effect such as:pale skin, easy bruising or bleeding, weakness; painful or difficult urination; urinating less than usual or not at all; or confusion, uneven heart rate, extreme thirst, increased urination, leg discomfort, muscle weakness or limp feeling.

Less serious side effects may include:stomach pain or upset; nausea, vomiting; diarrhea; constipation, gas; or back pain.

Seek immediate medical attention if you experience any symptoms of a serious allergic reaction may include:rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing. ...


Before taking Entereg, tell your doctor if you are allergic to alvimopan or any other medications or if you are taking or have recently taken any opioid (narcotic) medications for pain. Your doctor may tell you not to take alvimopan if you have taken any opioid medications during the 7 days before your surgery.

Inform your doctor what other prescription and nonprescription medications, vitamins, nutritional supplements, and herbal products you are taking or plan to take.

To make sure you can safely takeEntereg/alvimopan, tell your doctor if you have any of these other conditions:liver disease; or kidney disease.

During pregnancy and breastfeeding is not recommended to use this medicine without your doctor's advice. ...