Overview: Rectal belladonna/opium is commonly used to relieve severe pain caused by muscle spasms in the urinary tract (ureter) when other pain medicines have not worked. It comes as a suppository that is inserted into the rectum. Common side effects may include drowsiness, dizziness, blurred vision, constipation, nausea, and vomiting. Do not drive or do other activities that require alertness or coordination until you know how rectal belladonna/opium affects you.
Uses
What is rectal belladonna/opium used for?
Rectal belladonna/opium is commonly used to relieve severe pain caused by muscle spasms in the urinary tract (in the ureter, which is the tube that connects your kidney to your bladder).
Rectal belladonna/opium may also be used for other conditions as determined by your health care provider.
Note: The Food and Drug Administration (FDA) has not reviewed this medicine for safety and effectiveness, and the label is not approved by the FDA. Learn more about unapproved drugs here.
How does rectal belladonna/opium work (mechanism of action)?
Rectal belladonna/opium contains two medicines, belladonna and opium. Belladonna works by relaxing muscles in the urinary tract. Opium works by blocking pain signals and increasing your body’s ability to tolerate discomfort.
How is rectal belladonna/opium supplied (dosage forms)?
Brands and other names
- B & O Supprettes
Dosage forms and strengths
- 16.2 mg/30 mg rectal suppositories
- 16.2 mg/60 mg rectal suppositories
How should I store rectal belladonna/opium?
Rectal belladonna/opium should be stored at room temperature, between 68 F and 77 F (20 C and 25 C). It can be exposed to temperatures between 59 F and 86 F (15 C and 30 C) for shorter periods of time, such as when transporting it. Store in a cool, dry place, and protect from moisture. Do not refrigerate.
Side Effects
What are the most common side effects of rectal belladonna/opium?
The most common side effects of rectal belladonna/opium are listed below. Tell your health care provider if you have any of these side effects that bother you.
- Drowsiness
- Dry mouth
- Problems peeing
- Sensitivity to light
- Fast heartbeat
- Dizziness
- Blurred vision
- Constipation (see below)
- Nausea or vomiting
- Headache
- Stomach pain
There may be other side effects of rectal belladonna/opium that are not listed here. Contact your health care provider if you think you are having a side effect of a medicine. In the U.S., you can report side effects to the FDA at www.fda.gov/medwatch or by calling 800-FDA-1088 (800-332-1088). In Canada, you can report side effects to Health Canada at www.health.gc.ca/medeffect or by calling 866-234-2345.
What are the serious side effects of rectal belladonna/opium?
While less common, the most serious side effects of rectal belladonna/opium are described below, along with what to do if they happen.
Severe Allergic Reactions. Rectal belladonna/opium may cause allergic reactions, which can be serious. Stop using rectal belladonna/opium and get help right away if you have any of the following symptoms of a serious allergic reaction.
- Breathing problems or wheezing
- Racing heart
- Fever or general ill feeling
- Swollen lymph nodes
- Swelling of the face, lips, mouth, tongue, or throat
- Trouble swallowing or throat tightness
- Itching or skin rash
- Bumps on the skin called hives, which can be red, pink, white, or brown depending on your skin tone
- Nausea or vomiting
- Dizziness, feeling lightheaded, or fainting
- Stomach cramps
- Joint pain
Risk of Misuse and Addiction. Misusing rectal belladonna/opium can lead to serious side effects such as coma or death. Misuse means taking a medicine in a way other than how it was prescribed. Use rectal belladonna/opium exactly as prescribed. Tell your health care provider if you feel that rectal belladonna/opium is not working. Call your health care provider right away or go to the nearest emergency room if you have any of the following serious symptoms.
- Sudden confusion or feeling disoriented
- Feeling paranoid
- Suicidal thoughts or actions
- Seizures
- Trouble breathing
Breathing Problems. Rectal belladonna/opium may cause slow or shallow breathing, especially if you have breathing problems from another condition or take other medicines that can slow your breathing. Tell your health care provider if you have severe sleepiness or trouble breathing, especially when you start rectal belladonna/opium or when your dose is increased. Get emergency help if you have any of the following symptoms.
- Changes in the color of your skin, including a bluish color to your lips and fingernails
- Confusion
- Shortness of breath
- Feeling dizzy, lightheaded, or fainting
- Changes in your heart rate or rhythm, such as a fast, slow, pounding, or skipping heartbeat
- Slow or shallow breathing
- Excessive sleepiness or trouble staying awake
Reduced Adrenal Function. Long-term use of rectal belladonna/opium can cause your body’s adrenal glands to stop making enough cortisol (the stress hormone). This is known as adrenal insufficiency. Adrenal insufficiency can get worse if your body is under stress because of fever, surgery, or trauma. Tell your health care provider if you have any of the following symptoms of adrenal insufficiency.
- Nausea and vomiting
- Weakness, tiredness, or lack of energy
- Low blood pressure
Low Blood Pressure (Hypotension). Rectal belladonna/opium may cause low blood pressure. If you feel faint or dizzy, lie down. Tell your health care provider right away if you have any of the following symptoms of low blood pressure.
- Dizziness, feeling lightheaded, or fainting
- Confusion
- Feeling weak or tired
Sphincter of Oddi Spasm. The sphincter of Oddi is a muscular valve in your body that controls the flow of bile and digestive juices from the pancreas into the small intestine. When this valve spasms, it may feel like getting a tight muscle cramp, causing pain and blocking the flow of these juices, which can lead to discomfort and digestive problems. This is more likely to happen if you do not have a gallbladder. Stop using rectal belladonna/opium and get emergency help if you have new or worse stomach pain or pain in the upper right side of your stomach area that travels to your back or shoulder, with or without nausea and vomiting.
Constipation. Rectal belladonna/opium commonly causes constipation, and sometimes it can be severe. Tell your health care provider or get help right away if you have severe constipation.
Decreased Alertness or Coordination. Rectal belladonna/opium can affect your alertness or coordination and make you sleepy or dizzy. Do not drive or do other activities that require alertness or coordination until you know how rectal belladonna/opium affects you.
Warnings & Precautions
Who should not use rectal belladonna/opium?
Allergies to Ingredients. People who are allergic to any of the following should not use rectal belladonna/opium.
- B & O Supprettes
- Belladonna
- Opium
- Any of the ingredients in the specific product dispensed
Your pharmacist can tell you all of the ingredients in the specific rectal belladonna/opium products they stock.
Certain Medical Conditions. Rectal belladonna/opium should not be used if you have any of the following.
- Serious breathing problems, including severe asthma, trouble breathing or slow breathing, or other lung problems
- Blockage of your gut (bowel obstruction) or a narrowing of the stomach or intestines
- Slowed gut movement, or paralytic ileus, which is when your intestines are unable to move food through
- Glaucoma
- Severe liver problems
- Severe kidney problems
- Seizures or convulsions
- Alcohol use disorder or alcohol withdrawal (delirium tremens)
- Premature labor
Past Problems With Opioids. Rectal belladonna/opium should not be used if you have had problems in the past taking an opioid or narcotic medicine.
Drug Interactions. Rectal belladonna/opium should not be used while you are using certain other medicines. Before using rectal belladonna/opium, tell your health care provider about any prescription or over-the-counter (OTC) medicines, vitamins/minerals, herbal products, and other supplements you are using or have used recently. See the Interactions section for more details.
What should I know about rectal belladonna/opium before using it?
Do not use rectal belladonna/opium unless it has been prescribed to you by a health care provider. Use it as prescribed.
Do not share rectal belladonna/opium with other people, even if they have the same condition as you. It may harm them.
Keep rectal belladonna/opium out of the reach of children. Rectal belladonna/opium is a controlled substance because it can be misused or lead to dependence. Store rectal belladonna/opium in a safe place to protect it from theft. It is illegal to sell or give away this medicine.
Rectal belladonna/opium comes as a suppository that you will insert into your rectum. Before inserting, remove the suppository from the wrapper and moisten your finger and the suppository with water.
People who are 65 or older or who are weak from illness can be at greater risk of some side effects from rectal belladonna/opium. Talk to your health care provider about your risks if you are in one of these groups.
Long-term use of rectal belladonna/opium may affect your ability to become pregnant or get a partner pregnant. Talk with your health care provider if you have any concerns.
Your health care provider may ask you to keep a medicine called naloxone on hand. Naloxone can be used in case of an emergency to reverse the effects of opioids, including rectal belladonna/opium. Make sure that you and your family, friends, and caregivers know how to use naloxone in case of an overdose. If you have any questions, talk to your pharmacist or other health care provider.
If you have been using rectal belladonna/opium on a regular basis, do not stop using it without talking to your health care provider. Stopping too quickly may cause serious side effects. Call your health care provider right away if you have any of the following symptoms.
- Feeling restless
- Watery eyes or runny nose
- Yawning
- Sweating or chills
- Muscle, joint, or back pain
- Pupils that are bigger than usual (dilated pupils)
- Irritability, anxiety, or trouble sleeping
- Nausea, vomiting, diarrhea, or loss of appetite
- Increase in blood pressure, breathing rate, or heart rate
Throw away any expired, unwanted, or unused rectal belladonna/opium right away by taking your medicine to an authorized Drug Enforcement Administration (DEA) collection site or medicine take-back program. If one is not available, you can flush the suppositories down the toilet. You can find out more on how to properly throw away your medicines at www.fda.gov/drugdisposal.
What should I tell my health care provider before using rectal belladonna/opium?
Tell your health care provider about all of your health conditions and any prescription or over-the-counter (OTC) medicines, vitamins/minerals, herbal products, and other supplements you are using. This will help them know if rectal belladonna/opium is right for you.
In particular, make sure that you discuss any of the following.
Current and Past Health Conditions. Tell your health care provider if you have or have had any of the following.
- Head injury or problems such as brain tumors or increased pressure around the brain
- Breathing or lung problems, such as asthma or chronic obstructive pulmonary disease (COPD)
- Liver, kidney, or thyroid problems
- Seizures
- Pancreas or gallbladder problems
- Obstructive sleep apnea
- Problems peeing
- Substance use disorder or living with someone who has this problem
- Alcohol use disorder
- Opioid overdose
- Mental health problems
Pregnancy. Rectal belladonna/opium may cause harm to a fetus. Tell your health care provider if you are pregnant or plan to become pregnant. Your health care provider will let you know if you should use rectal belladonna/opium while you are pregnant or trying to get pregnant. If you use rectal belladonna/opium on a regular basis during pregnancy, your baby may have withdrawal symptoms that can be life-threatening if not treated. Tell your health care provider if you used rectal belladonna/opium during your pregnancy, especially near the end of your pregnancy.
Breastfeeding. Rectal belladonna/opium passes into breast milk. Tell your health care provider if you are breastfeeding or plan to breastfeed. Your health care provider will let you know if you should use rectal belladonna/opium while breastfeeding. If you breastfeed while using rectal belladonna/opium, tell your health care provider right away if your baby is more sleepy than usual, and get emergency help if your baby is having trouble breathing or is limp.
Interactions
Does rectal belladonna/opium interact with foods or drinks?
There are no known interactions between rectal belladonna/opium and foods or nonalcoholic drinks.
Do not drink alcohol or use prescription or over-the-counter medicines that contain alcohol while using rectal belladonna/opium. Using alcohol with this medicine can increase your risk of overdose and death.
Does rectal belladonna/opium interact with other medicines (drug interactions)?
Always tell your health care provider about any prescription or over-the-counter (OTC) medicines, vitamins/minerals, herbal products, and other supplements you are using.
In particular, make sure that you discuss if you are using any of the following before using rectal belladonna/opium.
- A monoamine oxidase inhibitor (MAOI) within the past two weeks, which is a medicine usually used for depression or Parkinson’s disease
- A benzodiazepine, such as clonazepam (Klonopin), diazepam (Valium and others), or lorazepam (Ativan and others), which is a medicine used for anxiety, muscle spasms, or seizures
- Any other medicine that causes dizziness and sleepiness, such as prescription pain medicines, sleep medicines, muscle relaxants, and medicines for anxiety
- Any medicine that affects serotonin in your body, such as certain medicines for depression, anxiety, or other mental health conditions, some migraine medicines, and some medicines for nausea or vomiting
- A mixed agonist/antagonist or partial agonist opioid analgesic, such as buprenorphine (Butrans, Sublocade), butorphanol, and others, which is a medicine used to treat certain types of pain or opioid use disorder
- A diuretic, also called a water pill, which is a medicine used to reduce edema (fluid retention) and blood pressure
- An anticholinergic medicine, which includes antihistamines and medicines commonly used for overactive bladder, Parkinson’s disease, or stomach problems
This may not be a complete list of medicines that can interact with rectal belladonna/opium. Always check with your health care provider.
Overdose/Missed Dose
What should I do if I accidentally use too much rectal belladonna/opium?
If you or someone else has used too much rectal belladonna/opium, get medical help right away, call 911, or contact a Poison Control center at 800-222-1222.
Talk to your health care provider about having naloxone on hand in case of an opioid overdose. Be sure that you and your family, caregivers, and friends know how to recognize an opioid overdose and how to use naloxone. See the Warnings & Precautions section for more details.
What should I do if I miss a dose of rectal belladonna/opium?
If you miss a dose, contact your health care provider for advice. Do not use double or extra doses.
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