Buprenorphine (Into the mouth)

Buprenorphine (bue-pre-NOR-feen)

Treats addiction to narcotic pain relievers. Also relieves severe pain.

Brand Name(s):

Belbuca

There may be other brand names for this medicine.

When This Medicine Should Not Be Used:

This medicine is not right for everyone. Do not use it if you had an allergic reaction to buprenorphine, or if you severe lung or breathing problems or stomach blockage (including paralytic ileus).

How to Use This Medicine:

Thin Sheet, Tablet

  • Take your medicine as directed. Your dose may need to be changed several times to find what works best for you.
  • An overdose can be dangerous. Follow directions carefully so you do not get too much medicine at one time.
  • Buccal film:
    • Do not place a film on an area of the mouth that has sores or lesions.
    • Use your tongue to wet the side of your cheek, or rinse your mouth with water.
    • Place the yellow side of the film against the inside of your cheek.
    • Press down on the film and hold it in place with clean, dry fingers for 5 seconds.
    • Leave the film in place until it dissolves. Do not touch or move the film. Do not chew or swallow the film.
    • Do not eat or drink anything until the film is completely dissolved, which is usually within 30 minutes.
    • Do not use a film that is cut, torn, or damaged.
  • This medicine should come with a Medication Guide. Ask your pharmacist for a copy if you do not have one.
  • Missed dose: Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.
  • Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Ask your pharmacist about the best way to dispose of medicine you do not use.

Drugs and Foods to Avoid:

Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.

  • Some medicines can affect how buprenorphine works. Tell your doctor if you are using any of the following:
    • Carbamazepine, erythromycin, ketoconazole, phenytoin, rifampin
    • Diuretic (water pill)
    • HIV or AIDS medicine (including atazanavir, delavirdine, efavirenz, etravirine, nevirapine, ritonavir)
    • Medicine to treat depression, including MAO inhibitor
    • Medicine to treat heart rhythm (including amiodarone, disopyramide, dofetilide, procainamide, quinidine, sotalol)
    • Phenothiazine medicine
    • Tranquilizer or benzodiazepine medicine (including alprazolam, clonazepam, diazepam, lorazepam)
  • Do not drink alcohol while you are using this medicine.
  • Tell your doctor if you use anything else that makes you sleepy. Some examples are allergy medicine, narcotic pain medicine, and alcohol. Tell your doctor if you are also using butorphanol, nalbuphine, pentazocine, a benzodiazepine, or a muscle relaxer.

Warnings While Using This Medicine:

  • Tell your doctor if you are pregnant or breastfeeding, or if you have kidney disease, liver disease, an adrenal gland problem, an enlarged prostate, gallbladder problems, lung or breathing problems (including COPD, apnea), mouth sores or ulcers, pancreas problems, trouble urinating, an underactive thyroid, or mental health problems (including depression). Tell your doctor if you have heart disease, congestive heart failure, a slow heartbeat, or a history of heart rhythm problems (long QT syndrome). Tell your doctor if you have ever had a head injury, brain tumor, seizures, stroke, or alcohol or drug abuse.
  • This medicine may cause the following problems:
    • High risk of overdose, which can lead to death
    • Respiratory depression (serious breathing problem that can be life-threatening)
    • QT prolongation (heart rhythm problem)
    • Liver problems
    • Serotonin syndrome, when used with certain medicines
  • This medicine may make you dizzy or drowsy. Do not drive or do anything that could be dangerous until you know how this medicine affects you. Sit or lie down if you feel dizzy. Stand up carefully.
  • Tell any doctor or dentist who treats you that you are using this medicine.
  • This medicine can be habit-forming. Do not use more than your prescribed dose. Call your doctor if you think your medicine is not working.
  • Do not stop using this medicine suddenly. Your doctor will need to slowly decrease your dose before you stop it completely.
  • This medicine could cause infertility. Talk with your doctor before using this medicine if you plan to have children.
  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

Possible Side Effects While Using This Medicine:

Call your doctor right away if you notice any of these side effects:

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing
  • Anxiety, restlessness, fast heartbeat, fever, sweating, muscle spasms, twitching, nausea, vomiting, diarrhea, seeing or hearing things that are not there
  • Dark urine or pale stools, nausea, vomiting, loss of appetite, stomach pain, yellow skin or eyes
  • Extreme dizziness or weakness, shallow breathing, sweating, seizures, cold or clammy skin
  • Fast, pounding, or uneven heartbeat
  • Severe confusion, lightheadedness, dizziness, or fainting
  • Severe constipation, stomach pain, or vomiting
  • Trouble breathing or slow breathing

If you notice these less serious side effects, talk with your doctor:

  • Mild constipation
  • Headache

If you notice other side effects that you think are caused by this medicine, tell your doctor

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088


Last Updated: 10/4/2017

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