Prospecto: Information for the User
Fentanilo Matrix Kern Pharma 75 micrograms/h patches transdermal EFG
Fentanilo
Read this prospect carefully before starting to use this medicine, as it contains important information for you.
1.What is Fentanilo Matrix Kern Pharma and for what it is used
2.What you need to know before starting to use Fentanilo Matrix Kern Pharma
3.How to use Fentanilo Matrix Kern Pharma
4.Possible adverse effects
5.Storage of Fentanilo Matrix Kern Pharma
6. Contents of the package and additional information
This medicine is called Fentanilo Matrix Kern Pharma.
The patches help to relieve very strong and lasting pain:
Fentanilo Matrix Kern Pharmacontains a medicine called fentanilo. Itbelongs to a group of strong pain-relieving medicines called opioids.
Do not use Fentanilo Matrix Kern Pharma:
Warnings and precautions
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If the patch sticks to another person
The patch must be used only on the skin of the person for whom the doctor prescribed it. There have been some cases where the patch has accidentally stuck to another family member by close physical contact or sharing the same bed with the person wearing the patch. If the patch accidentally sticks to another person (particularly a child), the medication from the patch may pass through the other person's skin and may cause severe adverse effects, such as difficulty breathing, slow or weak breathing that can be fatal. In the event that the patch sticks to someone else's skin, it must be removed immediately and the person must see a doctor.
Be especially careful with Fentanilo Matrix Kern Pharma
Consult your doctor or pharmacist before using this medication if you are in any of the following circumstances. Your doctor will have to monitor you more closely:
If you meet any of the above conditions (or if you are unsure), consult your doctor or pharmacist before using Fentanilo Matrix Kern Pharma.
While using the patch, report to your doctor if you have breathing problems while sleeping.Opioids like fentanyl can cause sleep-related breathing disorders such as sleep apnea (pauses in breathing while sleeping) and sleep-related hypoxemia (low oxygen levels in the blood). Talk to your doctor if you, your partner, or caregiver observe any of the following symptoms:
Your doctor may decide to modify the dose.
While using the patch, report to your doctor if you notice a change in the pain you feel. If you feel:
Do not change the dose on your own. Your doctor may decide to modify the dose or change the treatment.
Adverse effects and Fentanilo Matrix Kern Pharma
See section 4 for the complete list of possible adverse effects.
When wearing the patch, do not expose it to direct heat, such as heating pads, electric blankets, hot water bottles, hot tubs, or heat lamps or tanning beds. Do not take the sun or long hot baths and do not use saunas or hot tubs. If you do, you may increase the amount of medication released from the patch.
Long-term use and tolerance
This medication contains fentanyl, an opioid. Repeated use of strong painkillers may make the medication less effective (your body gets used to it, which is known as pharmacological tolerance). It is also possible that you may become more sensitive to pain when using FentaniloMatrix Kern Pharma. This is known as hyperalgesia. Increasing the dose of the patches may continue to reduce pain for a while, but it may also be harmful. If you notice that the medication is losing its effectiveness, consult your doctor. Your doctor will decide whether it is better to increase the dose or to gradually reduce the use of FentaniloMatrix Kern Pharma.
Dependence and addiction
This medication contains fentanyl, which is an opioid. It may cause dependence and/or addiction. |
The repeated use of FentaniloMatrix Kern Pharmamay also cause dependence, abuse, and addiction, which could lead to a potentially fatal overdose. The risk of these adverse effects may be higher with a higher dose and longer use. Dependence or addiction may cause you to feel a lack of control over the amount of medication you should use or the frequency with which you should use it. You may feel the need to continue using the medication even if it no longer helps to relieve pain.
The risk of dependence or addiction varies from person to person. The risk of becoming dependent or addicted to FentaniloMatrix Kern Pharmamay be higher if:
If you notice any of the following signs while using FentaniloMatrix Kern Pharma, it could be a sign of dependence or addiction.
If you notice any of these signs, consult your doctor to determine the best course of treatment for you, when it is appropriate to stop using the medication, and how to do it safely.
Withdrawal syndrome when stopping treatment with Fentanilo Matrix Kern Pharma
Do not stop using this medication abruptly. You may experience withdrawal symptoms such as restlessness, difficulty sleeping, irritability, agitation, anxiety, feeling your heartbeat (palpitations), increased blood pressure, feeling or being sick, diarrhea, loss of appetite, tremors, chills, or sweating. If you want to stop using this medication, talk to your doctor first. Your doctor will advise you on how to do it, usually by gradually reducing the dose to minimize unpleasant withdrawal symptoms.
Use of Fentanilo Matrix Kern Pharma with other medications
Inform your doctor or pharmacist if you are taking, have taken recently, or may need to take any other medication. This includes over-the-counter medications and herbal remedies. You should also inform your pharmacist that you are using Fentanilo Matrix Kern Pharma if you buy any medication at the pharmacy.
Your doctor will know which medications can be taken safely with Fentanilo Matrix Kern Pharma. They may need to monitor you closely if you are taking any of the types of medications listed below or if you stop taking any of the types of medications listed, as this may affect the dose of Fentanilo Matrix Kern Pharma you need.
Especially, inform your doctor or pharmacist if you are taking:
Use with central nervous system depressants, including alcohol and some narcotics
The concomitant use of fentanyl and sedatives such as benzodiazepines or related medications increases the risk of drowsiness, breathing difficulties (respiratory depression), coma, and may be fatal. Therefore, concomitant use should only be considered when other treatment options are not possible.
However, if your doctor prescribes fentanyl along with sedatives, the dose and duration of concomitant treatment should be limited by your doctor.
Inform your doctor about all sedatives you are taking and follow your doctor's recommendations carefully regarding the dose. It may be helpful to inform friends or family members so they are aware of the signs and symptoms mentioned above. Contact your doctor when you experience such symptoms.
Do not drink alcohol while using Fentanilo Matrix Kern Pharma unless you have talked to your doctor first.
Use of Fentanilo Matrix Kern Pharma with antidepressants
The risk of adverse effects increases if you are taking certain antidepressants. Fentanilo Matrix Kern Pharma may interact with these medications, and you may experience changes in mental state such as agitation, seeing, feeling, hearing, or smelling things that are not there (hallucinations), and other effects such as changes in blood pressure, rapid heartbeat, high body temperature, hyperactive reflexes, lack of coordination, muscle stiffness, nausea, vomiting, and diarrhea (which may be signs of a serotonin syndrome). If used together, your doctor may want to monitor you closely to detect these side effects, especially when starting treatment or when changing the dose of the medication.
Use in athletes
It is reported to athletes that this medication contains a component that may result in a positive analytical result for doping control.
Surgeries
If you think you will be receiving anesthesia, inform your doctor or dentist that you are using Fentanilo Matrix Kern Pharma.
Pregnancy and breastfeeding
If you are pregnant or breastfeeding, or if you think you may be pregnant, consult your doctor or pharmacist before using this medication.
Fentanilo Matrix Kern Pharma should not be used during pregnancy, unless you have talked to your doctor.
Fentanilo Matrix Kern Pharma should not be used during delivery, as the medication may affect the newborn's breathing.
Prolonged use of Fentanilo Matrix Kern Pharma during pregnancy may cause withdrawal symptoms (such as loud crying, restlessness, convulsions, poor feeding, and diarrhea) in your newborn, which may be potentially fatal if not recognized and treated. Talk to your doctor immediately if you think your newborn may be experiencing withdrawal symptoms.
Do not use Fentanilo Matrix Kern Pharma if you are breastfeeding. Do not breastfeed for 3 days after removing the Fentanilo Matrix Kern Pharma patch. This is because the medication may pass into breast milk.
Driving and operating machinery
Fentanilo Matrix Kern Pharma may affect your ability to drive and operate machinery, as it may cause drowsiness or dizziness. If this is the case, do not drive or operate machinery. Do not drive while using this medication until you know how it affects you.
Talk to your doctor or pharmacist if you are unsure whether you can drive while taking this medication.
Follow exactly the administration instructions of this medication as indicated by your doctor. In case of doubt, consult your doctor or pharmacist again.
Your doctor will decide on the most suitable concentration of Fentanilo Matrix Kern Pharma for you, taking into account the intensity of your pain, your general condition, and the type of pain treatment you have received so far.
Before starting treatment and regularly during it, your doctor will also explain what you can expect from the use of Fentanilo Matrix Kern Pharma, when and for how long you should use it, when you should contact your doctor, and when you should discontinue use (see also section 2, "Withdrawal syndrome when interrupting treatment with Fentanilo Matrix Kern Pharma").
How to apply and change the patches
Apply the patch on | Change the patch on | |
Monday | Thursday | |
Tuesday | Friday | |
Wednesday | Saturday | |
Thursday | Sunday | |
Friday | Monday | |
Saturday | Tuesday | |
Sunday | Wednesday |
Where to apply the patch
Adults
Children
Adults and children:
Do not apply the patch to
How to apply the patch
Step 1: Prepare the skin
Step 2: Open the package
Step 3: Peel and press
Step 4: Dispose of the patch
Step 5: Wash your hands
More information about using Fentanilo Matrix Kern Pharma
Activities during patch use
How long do the patches take to act?
How long will you need to use the patches?
If the pain worsens
If you use too many patches or a patch with the wrong dose
If you have applied too many patches or a patch with the wrong dose, remove them and contact your doctor immediately, go to the hospital, or call the Toxicology Information Service, phone 91 562 04 20, indicating the medication and the amount applied.
The signs of overdose include breathing problems or shallow breathing, fatigue, extreme drowsiness, inability to think clearly, walk, or speak normally, and feeling dizzy, faint, or confused.An overdose can also cause a brain disorder known as toxic leukoencephalopathy.
If you forget to change the patch
If the patch falls off
If you want to stop using the patches
If you have any other questions about using this medication, ask your doctor or pharmacist.
Like all medicines, this medicine can cause side effects, although not everyone will experience them.
If you, or your partner or caregiver, observe any of the following signs in the person wearing the patch, remove the patch and call a doctor or go immediately to the nearest hospital. You may need urgent medical treatment.
Follow the previous recommendations and have the person wearing the patch move and talk as much as possible. In very rare cases, these breathing difficulties can compromise life or even be fatal, especially in people who have not used strong opioid analgesics (such as Fentanilo Matrix Kern Pharma or morphine) before. (Rare, may affect up to 1 in 100 people).
The following side effects have also been reported
Very common (may affect more than 1 in 10 people)
Common (may affect up to 1 in 10 people)
Rare (may affect up to 1 in 100 people)
Rare side effects (may affect up to 1 in 1000 people)
Unknown frequency (cannot be estimated from available clinical data)
You may notice rashes, redness, or a mild itching sensation on the skin where the patch is applied. It is usually mild and disappears after removing the patch. If not, or if the patch irritates your skin a lot, inform your doctor.
Repeated use of the patches may make the medicine less effective (you become accustomed to it or become more sensitive to pain) or may cause dependence.
If you change from another painkiller to Fentanilo Matrix Kern Pharma or if you stop using Fentanilo Matrix Kern Pharma abruptly, you may experience withdrawal symptoms, such as dizziness, feeling sick, diarrhea, anxiety, or tremors. Inform your doctor if you notice any of these effects.
Cases of newborns experiencing withdrawal symptoms after their mothers used Fentanilo Matrix Kern Pharma for an extended period during pregnancy have also been reported.
Reporting of side effects
If you experience any type of side effect, consult your doctor, pharmacist, or nurse, even if it is a possible side effect that does not appear in this leaflet. You can also report them directly through the Spanish System for Pharmacovigilance of Medicines for Human Use:https://www.notificaram.es. By reporting side effects, you can contribute to providing more information on the safety of this medicine.
Where to store the patches
Keep all patches (used and unused) out of sight and reach of children.
Store this medication in a safe and protected place, inaccessible to others. This medication may cause severe harm or even be fatal to individuals who use it accidentally or intentionally when not prescribed.
How long can you store Fentanilo Matrix Kern Pharma
Do not use this medication after the expiration date appearing on the box and the package. The expiration date is the last day of the month indicated. If the patches are expired, take them to the pharmacy.
This medication does not require special storage conditions.
Store in the original packaging.
How to dispose of used patches or patches no longer in use
Accidental exposure of another person to used and unused patches, especially in children, may result in a fatal outcome.
Used patches should be folded firmly in half, so that the adhesive side of the patch adheres to itself. Then, they should be safely disposed of by placing them in the original package and storing them out of sight and reach of others, especially children, until they are safely disposed of.
Medications should not be disposed of through drains or trash. Deposit containers and medications you no longer need at the SIGRE collection point at the pharmacy. If in doubt, ask your pharmacist how to dispose of containers and medications you no longer need.This will help protect the environment.
Composition of Fentanilo Matrix Kern Pharma 75 micrograms/h transdermal patches
Appearance of the product and contents of the packaging
Fentanilo Matrix Kern Pharma 75 micrograms/h is a thin, transparent transdermal patch with rounded edges and the following imprint: "fentanyl 75μg/h".
Fentanilo Matrix Kern Pharma is available in packs of 5 transdermal patches.
The following presentations are available: Fentanilo Matrix Kern Pharma 25 micrograms/h, Fentanilo Matrix Kern Pharma 50 micrograms/h, Fentanilo Matrix Kern Pharma 100 micrograms/h.
Holder of the marketing authorization and responsible manufacturer
Kern Pharma, S.L.
Venus, 72 - Pol. Ind. Colón II
08228 Terrassa - Barcelona
Spain
Last review date of this leaflet:March 2025
Detailed information about this medication is available on the website of the Spanish Agency for Medicines and Medical Devices (AEMPS) http://www.aemps.gob.es/
Have questions about this medication or your symptoms? Connect with a licensed doctor for guidance and personalized care.