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Dezocine injection

Important Note

The following information is intended to supplement, not substitute for, the expertise and judgment of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that use of the drug is safe, appropriate, or effective for you. Consult your healthcare professional before using this drug.





This medication is a narcotic pain reliever used to treat moderate to severe pain.

How To Use

This medication is given by injection into a muscle (IM) or vein (IV). Use this medication exactly as prescribed. Do not increase your dose, use it more frequently or use it for a longer period of time without your doctor's approval. Also, if used for a longer period of time at high doses, do not suddenly stop using this without first consulting your doctor. When used for extended periods, this medication may not work as well and may require different dosing. Consult your doctor if the medication isn't relieving the pain sufficiently.

Side Effects

This medication may cause nausea, vomiting, dry mouth, sweating, flushing, aching, drowsiness, itching, injection site irritation, lightheadedness or dizziness. If these symptoms persist or worsen, inform your doctor promptly. Notify your doctor if you develop: slow/shallow breathing, chest pain, irregular heartbeat, anxiety, confusion. In the unlikely event you have an allergic reaction to this drug, seek immediate medical attention. Symptoms of an allergic reaction include: rash, itching, swelling, dizziness, breathing trouble. If you notice other effects not listed above, contact your doctor or pharmacist.


Tell your doctor your medical history, especially of: kidney problems, liver disease, lung disease, asthma, urinary problems, brain disease, gallbladder disease, recent head injury, allergies (especially drug allergies). Use caution performing tasks requiring alertness such as driving or using machinery. Alcoholic beverages can add to the dizziness/drowsiness effects of this medication. Ask your doctor for advice about the safe use of alcohol. Before having surgery, especially gall bladder surgery, tell the doctor you use dezocine. Dezocine should be used only when clearly needed during pregnancy. Discuss the risks and benefits with your doctor. It is not known if this drug is excreted into breast milk. Consult your doctor before breast-feeding.

Drug Interactions

Tell your doctor of all the medicines you may use (both prescription and nonprescription), especially of: cimetidine, sleeping pills, tranquilizers, sedatives, medication for depression, other narcotic pain medicines. Certain antihistamines (e.g., diphenhydramine) can be found in many medicines, including nonprescription cough-and-cold products. Antihistamines can add to the drowsiness effect of dezocine. If you are uncertain your cough-and-cold medicines contain an antihistamine, ask your pharmacist. Do not start or stop any medicine without doctor or pharmacist approval.


If overdose is suspected, contact your local poison control center or emergency room immediately. Symptoms of overdose may include slowed breathing, slowed heart rate, hallucinations, and restlessness.


To prevent constipation, increase your intake of fiber, drink plenty of water and exercise. Stool softeners may be helpful. Do not allow anyone else to use this medication.

Missed Dose

If you are on a regular dosing schedule, use the missed dose as soon as possible but not if it is time for the next dose. If it is time for the next dose, skip the missed dose and resume your regular schedule. Do not "double-up" the dose.


Store at room temperature and keep away from moisture and sunlight. Do not freeze.