Clobazam - oral
Clobazam - oral
Taking clobazam with opioid medications (such as codeine, hydrocodone) may increase your risk of very serious side effects, including death. To lower your risk, your doctor should have you take the smallest dose of clobazam that works, and take it for the shortest possible time. Get medical help right away if any of these very serious side effects occur: slow/shallow breathing, unusual lightheadedness, severe drowsiness/dizziness, difficulty waking up.
This medication is used with other medications to help control seizures. It belongs to a class of medications called benzodiazepines, which act on the brain and nerves (central nervous system) to produce a calming effect. This drug works by enhancing the effects of a certain natural chemical in the body (GABA).
Read the Medication Guide provided by your pharmacist before you start taking clobazam and each time you get a refill. If you have any questions, ask your doctor or pharmacist.
Take this medication by mouth with or without food as directed by your doctor. If unable to swallow tablets, they may be crushed and mixed with applesauce. If you are using the liquid form of this medication, shake the bottle well before each dose. Carefully measure the dose using a special measuring device/syringe. Do not use a household spoon because you may not get the correct dose. Read the Instructions for Use on how to properly use the special measuring device/syringe. If you have any questions, ask your pharmacist.
If you are taking this medication once daily, then take it at bedtime. If you are taking this medication in divided doses, take the largest dose at bedtime.
Dosage is based on your medical condition and response to treatment. In infants, the dosage may also be based on weight.
Use this medication regularly to get the most benefit from it. To help you remember, take it at the same time(s) each day.
If you suddenly stop using this medication, you may have withdrawal symptoms (such as headaches, trouble sleeping, restlessness, hallucinations/confusion, nausea, seizures). To help prevent withdrawal, your doctor may lower your dose slowly. Withdrawal is more likely if you have used clobazam for a long time or in high doses. Tell your doctor or pharmacist right away if you have withdrawal.
Though it helps many people, this medication may sometimes cause addiction. This risk may be higher if you have a substance use disorder (such as overuse of or addiction to drugs/alcohol). Do not increase your dose, take it more often, or use it for a longer time than prescribed. Properly stop the medication when so directed.
When used for an extended period, this medication may not work as well and may require different dosing. Talk with your doctor if this medication stops working well.
Tell your doctor if your condition persists or worsens.
See also Warning section.
Drowsiness, dizziness, tiredness, headache, constipation, weight gain, fever, cough, drooling, trouble sleeping, or nausea may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly.
Tell your doctor right away if you have any serious side effects, including:
A small number of people who take anticonvulsants for any condition may experience depression, suicidal thoughts/attempts, or other mental/mood problems. Tell your doctor right away if you or your family/caregiver notice any unusual/sudden changes in your mood, thoughts, or behavior including signs of depression, suicidal thoughts/attempts, thoughts about harming yourself.
Get medical help right away if you have any very serious side effects, including:
Clobazam may rarely cause very serious (possibly fatal) skin reactions, especially during the first 8 weeks of treatment or when restarting treatment with this medication. Get medical help right away if you develop any of the following symptoms: skin rash/blisters/peeling, itching, or mouth sores. If you have a very serious skin reaction and your doctor says it was caused by clobazam, you should not take the medication again. Ask your doctor or pharmacist for more details.
A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including:
In the US -
Before taking clobazam, tell your doctor or pharmacist if you are allergic to it; or to other benzodiazepines (e.g., diazepam); 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:
Before having surgery, tell your doctor or dentist that you are taking this medication.
This drug may make you dizzy or drowsy. Alcohol or marijuana (cannabis) can make you more dizzy or drowsy. Do not drive, use machinery, or do anything that needs alertness until you can do it safely. Avoid alcoholic beverages. Talk to your doctor if you are using marijuana (cannabis). Alcohol may also increase the drug levels.
Older adults may be more sensitive to the effects of the drug, especially drowsiness. This drug may also cause excitement instead of drowsiness in older adults.
Children may be more sensitive to the effects of the drug. This drug can often cause excitement in young children instead of drowsiness.
During pregnancy, this medication should be used only when clearly needed. It may harm an unborn baby. However, since untreated seizures are a serious condition that can harm both a pregnant woman and her unborn baby, do not stop taking this medication unless directed by your doctor. If you are planning pregnancy, become pregnant, or think you may be pregnant, immediately talk to your doctor about the benefits and risks of using this medication during pregnancy. Since birth control pills, patches, implants, and injections may not work if taken with this medication (see also Drug Interactions section), discuss reliable forms of birth control with your doctor.
This drug passes into breast milk and could have undesirable effects on a nursing infant. Consult your doctor before breast-feeding.
See also Warning section.
Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.
Some products that may interact with this drug include:
Other medications can affect the removal of clobazam from your body, which may affect how clobazam works. Examples include fluconazole, fluvoxamine, among others.
The risk of serious side effects (such as slow/shallow breathing, severe drowsiness/dizziness) may be increased if this medication is taken with other products that may also cause drowsiness or breathing problems. Tell your doctor or pharmacist if you are taking other products such as opioid pain or cough relievers (such as codeine, hydrocodone), alcohol, marijuana (cannabis), drugs for sleep or anxiety (such as alprazolam, lorazepam, zolpidem), muscle relaxants (such as carisoprodol, cyclobenzaprine), or antihistamines (such as cetirizine, diphenhydramine).
Check the labels on all your medicines (such as allergy or cough-and-cold products) because they may contain ingredients that cause drowsiness. Ask your pharmacist about using those products safely.
This medication may decrease the effectiveness of hormonal birth control such as pills, patch, or ring. This could cause pregnancy. Discuss with your doctor or pharmacist if you should use additional reliable birth control methods while using this medication. Also tell your doctor if you have any new spotting or breakthrough bleeding, because these may be signs that your birth control is not working well.
If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. US residents can call their local poison control center at 1-800-222-1222. Canada residents can call a provincial poison control center. Symptoms of overdose may include: confusion, weakness, severe drowsiness/dizziness, slow/shallow breathing, loss of consciousness, slowed/decreased reflexes.
Do not share this medication with others. Sharing it is against the law.
Laboratory and/or medical tests (e.g., complete blood count, liver/kidney/thyroid function) may be performed periodically to monitor your progress or check for side effects. Consult your doctor for more details.
If you miss a dose, take it as soon as you remember. If it is near the time of the next dose, skip the missed dose. Take your next dose at the regular time. Do not double the dose to catch up.
Store at room temperature away from light and moisture. Do not store in the bathroom. Keep all medications away from children and pets.
If using the liquid form of this medication, store it upright in its original bottle and throw away any unused medication after 90 days.
Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.
Your condition can cause complications in a medical emergency. For information about enrolling in MedicAlert, call 1-888-633-4298 (US) or 1-800-668-1507 (Canada).
Information last revised April 2019.
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