Buprenorphine injection - Buprenex Uses, Side Effects & Warnings - Drugs.com

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# Buprenorphine (injection - Buprenex)

Generic name: buprenorphine (injection - buprenex) [ byoo-pre-NOR-feen ]
Brand name: Buprenex
Dosage form: injectable solution (0.3 mg/mL)
Drug class: Opioids (narcotic analgesics)

Medically reviewed by Drugs.com on Jul 20, 2022. Written by Cerner Multum.

## What is buprenorphine?

This medication guide provides information about the Buprenex brand of buprenorphine injection. Sublocade is another brand of buprenorphine injection used to treat opioid addiction.

Buprenex is an opioid medicine used to treat moderate to severe pain.

Buprenex may also be used for purposes not listed in this medication guide.

## Warnings

MISUSE OF OPIOID MEDICINE CAN CAUSE ADDICTION, OVERDOSE, OR DEATH. Keep the medication in a place where others cannot get to it.

Using this medicine during pregnancy may cause life-threatening withdrawal symptoms in the newborn.

Fatal side effects can occur if you use opioid medicine with alcohol, or with other drugs that cause drowsiness or slow your breathing.

## Before taking this medicine

You should not use Buprenex if you are allergic to buprenorphine, or if you have:

- severe asthma or breathing problems; or

- a blockage in your stomach or intestines.

Tell your doctor if you have ever had:

- breathing problems, sleep apnea;

- a head injury, brain tumor, or seizures;

- alcoholism, drug addiction, mental illness;

- urination problems;

- liver or kidney disease;

- a heart rhythm disorder (especially if you take medication to treat it);

- long QT syndrome (in you or a family member);

- an electrolyte imbalance (such as low levels of potassium or magnesium in your blood);

- abnormal curvature of the spine that affects breathing;

- Addison's disease (adrenal gland disorder); or

- problems with your gallbladder, pancreas, or thyroid.

If you use opioid medicine while you are pregnant, your baby could become dependent on the drug. This can cause life-threatening withdrawal symptoms in the baby after it is born. Babies born dependent on opioids may need medical treatment for several weeks.

Buprenex can pass into breast milk and may harm a nursing baby. Do not breast-feed while you are using Buprenex.

## Related/similar drugs

Subutex, Sublocade, Zubsolv, Bunavail, Buprenex, Probuphine, aspirin

## How should I use Buprenex?

Buprenex is injected into a muscle or given as an infusion into a vein. A healthcare provider will give you this injection. Buprenex is usually given by injection only if you are unable to take the medicine by mouth or use another form of buprenorphine.

Buprenex is usually given at evenly spaced intervals, up to 6 hours apart. Tell your doctor if Buprenex does not relieve your pain within 1 hour after an injection.

This medicine can cause irritation if it gets on your skin. If this occurs, remove any clothing the medicine has spilled onto, and rinse your skin with water.

Never share opioid medicine with another person, especially someone with a history of drug abuse or addiction. MISUSE CAN CAUSE ADDICTION, OVERDOSE, OR DEATH. Keep the medication in a place where others cannot get to it. Selling or giving away opioid medicine is against the law.

Detailed Buprenorphine dosage information

## What happens if I miss a dose?

Because you will receive Buprenex in a clinical setting, you are not likely to miss a dose.

## What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222. An overdose of Buprenex can be fatal, especially in a person using the medicine without a prescription. Overdose symptoms may include extreme drowsiness or weakness, cold or clammy skin, slow heart rate, weak pulse, very slow breathing, or coma.

## What should I avoid while using Buprenex?

Do not drink alcohol. Dangerous side effects or death could occur.

Avoid driving or hazardous activity until you know how this medicine will affect you. Dizziness or drowsiness can cause falls, accidents, or severe injuries.

## Buprenex side effects

Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Opioid medicine can slow or stop your breathing, and death may occur. A person caring for you should give naloxone and/or seek emergency medical attention if you have slow breathing with long pauses, blue colored lips, or if you are hard to wake up.

Buprenorphine may cause serious side effects. Call your doctor at once if you have:

- noisy breathing, sighing, shallow breathing, breathing that stops during sleep;

- slow heartbeat or weak pulse;

- blue lips or fingernails;

- severe constipation;

- confusion, feelings of extreme happiness;

- little or no urination; or

- low cortisol levels-- nausea, vomiting, loss of appetite, dizziness, worsening tiredness or weakness.

Seek medical attention right away if you have symptoms of serotonin syndrome, such as: agitation, hallucinations, fever, sweating, shivering, fast heart rate, muscle stiffness, twitching, loss of coordination, nausea, vomiting, or diarrhea.

Serious side effects may be more likely in older adults and those who are overweight, malnourished, or debilitated.

Long-term use of opioid medication may affect fertility (ability to have children) in men or women. It is not known whether opioid effects on fertility are permanent.

Common side effects of buprenorphine may include:

- drowsiness;

- constipation;

- dizziness, spinning sensation;

- nausea, vomiting;

- increased sweating;

- headache; or

- blurred vision, double vision.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Buprenorphine side effects (more detail)

## What other drugs will affect Buprenex?

You may have breathing problems or withdrawal symptoms if you start or stop taking certain other medicines. Tell your doctor if you also use an antibiotic, antifungal medication, heart or blood pressure medication, seizure medication, or medicine to treat HIV or hepatitis C.

Opioid medication can interact with many other drugs and cause dangerous side effects or death. Be sure your doctor knows if you also use:

- cold or allergy medicines, bronchodilator asthma/COPD medication, or a diuretic ("water pill");

- medicines for motion sickness, irritable bowel syndrome, or overactive bladder;

- other narcotic medications--opioid pain medicine or prescription cough medicine;

- a sedative like Valium--diazepam, alprazolam, lorazepam, Xanax, Klonopin, Versed, and others;

- drugs that make you sleepy or slow your breathing--a sleeping pill, muscle relaxer, medicine to treat mood disorders or mental illness;

- drugs that affect serotonin levels in your body--a stimulant, or medicine for depression, Parkinson's disease, migraine headaches, serious infections, or nausea and vomiting.

This list is not complete. Other drugs may affect Buprenex, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed here.

Buprenorphine drug interactions (more detail)

## Where can I get more information?

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

## Popular FAQ

How long does opioid withdrawal last?

How long opioid withdrawal lasts depends on the opioid you have been taking and whether it is a short-acting or long acting opioid.

If you have been using a short-acting opioid, acute opioid withdrawal lasts 4 to 10 days, with withdrawal symptoms starting 8 to 24 hours after last use.

If you have been using a long-acting opioid, acute opioid withdrawal lasts 10 to 20 days, with withdrawal symptoms starting 12 to 48 hours after last use. Continue reading

What are the different brands of buprenorphine?

It is available in a number of dosage forms under the brand names Sublocade, Probuphine, Belbuca, Butrans, Buprenex, and Subutex (discontinued). Continue reading

How long does buprenorphine stay in your system?

After one sublingual or buccal dose, buprenorphine stays in your system for about 5 to 8 days if you are healthy or 7 to 12 days if you have liver disease. Continue reading

What are the different types of buprenorphine/naloxone?

Buprenorphine and naloxone is a combination medicine used for the maintenance treatment of opioid dependence in adults. It is available in sublingual film and sublingual tablet dosage forms under the brand names Suboxone, Zubsolv, Bunavail (discontinued), and Cassipa (discontinued). Continue reading

How long do you take buprenorphine for?

There is no one-size-fits-all treatment duration for patients taking buprenorphine. There are many factors involved in determining the length of treatment when administering buprenorphine. Continue reading

Is Buprenex the same as buprenorphine?

Yes, Buprenex is the brand name for an injectable form of buprenorphine. Buprenex (generic name: buprenorphine) is a potent opioid (narcotic) medication used to manage pain severe enough to require an opioid analgesic and for which alternate treatments are inadequate. Continue reading

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## More about buprenorphine

- Check interactions
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- Reviews (1,024)
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- Side effects
- Dosage information
- Patient tips
- During pregnancy
- Drug class: Opioids (narcotic analgesics)
- Breastfeeding

### Patient resources

- Drug Information
- Buprenorphine injection - Sublocade
- Buprenorphine oral/buccal
- Buprenorphine transdermal skin patch
- Buprenorphine Injection (Advanced Reading)

#### Other brands

Subutex, Belbuca, Butrans, Sublocade, ... +2 more

### Professional resources

- Prescribing Information

### Related treatment guides

- Chronic Pain
- Opiate Dependence - Induction
- Opiate Dependence - Maintenance
- Pain
- Opiate Dependence

## Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Medical Disclaimer

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