Before taking this medication, tell your doctor or pharmacist if you are allergic to it; or to other narcotics (e.g., morphine, codeine); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: abdominal problems (e.g., gallbladder disease, pancreatitis), adrenal gland problems (e.g., Addison's disease), brain disorders (e.g., head injury, tumor), breathing problems (e.g., asthma, emphysema), heart problems (e.g., slow/irregular heartbeat, very low blood pressure), liver disease, kidney disease, mental/mood disorder (e.g., depression, psychosis), certain spinal problem (kyphoscoliosis), stomach/intestinal problems (e.g., blockage, constipation, diarrhea due to infection, paralytic ileus), recent chest/stomach/abdominal surgery, underactive thyroid (hypothyroidism), difficulty urinating (e.g., due to enlarged prostate, urethral stricture), personal or family history of drug/alcohol abuse.
This drug may make you dizzy or drowsy or cause blurred vision. Do not drive, use machinery, or do any activity that requires alertness or clear vision until you are sure you can perform such activities safely. Limit the use of alcohol and certain other medications that cause drowsiness. (See also Drug Interactions.)
To reduce dizziness, get up slowly when rising from a sitting or lying position.
Before having surgery, tell your doctor or dentist that you are taking this medication.
Older adults may be more sensitive to the side effects of this drug, especially confusion, dizziness, drowsiness, and slow/shallow breathing.
Caution is advised when using this drug in children because they may be more sensitive to the effects of this medicine, especially slow/shallow breathing and drowsiness.
Before using this medication, women of childbearing age should talk with their doctor(s) about the risks and benefits. Tell your doctor if you are pregnant or if you plan to become pregnant. During pregnancy, this medication should be used only when clearly needed. It may slightly increase the risk of birth defects if used during the first two months of pregnancy. Also, using it for a long time or in high doses near the expected delivery date may harm the unborn baby. To lessen the risk, take the smallest effective dose for the shortest possible time. Tell the doctor right away if you notice any symptoms in your newborn baby such as slow/shallow breathing, irritability, abnormal/persistent crying, vomiting, or diarrhea.
This drug may pass into breast milk and could have undesirable effects on a nursing infant. Consult your doctor before breast-feeding.