Background pattern

MATRIFEN 100 micrograms/HOUR TRANSDERMAL PATCH

This page is for general information. Consult a doctor for personal advice. Call emergency services if symptoms are severe.
About the medicine

How to use MATRIFEN 100 micrograms/HOUR TRANSDERMAL PATCH

Introduction

Package Leaflet: Information for the User

Matrifen 12 micrograms/hour transdermal patch

Matrifen 25 micrograms/hour transdermal patch

Matrifen 50 micrograms/hour transdermal patch

Matrifen 75 micrograms/hour transdermal patch

Matrifen 100 micrograms/hour transdermal patch

fentanyl

Read all of this leaflet carefully before you start using this medicine because it contains important information for you.

  • Keep this leaflet, you may need to read it again.
  • If you have any further questions, ask your doctor, pharmacist, or nurse.
  • This medicine has been prescribed for you only. Do not pass it on to others. It may harm them, even if their signs of illness are the same as yours.
  • If you get any side effects, talk to your doctor, pharmacist, or nurse. This includes any possible side effects not listed in this leaflet. See section 4.

Contents of the pack

  1. What is Matrifen and what is it used for
  2. What you need to know before you use Matrifen
  3. How to use Matrifen
    1. Possible side effects
    2. Storing Matrifen
    3. Contents of the pack and other information

1. What is Matrifen and what is it used for

This medicine is called Matrifen

The patches help to relieve very strong and long-lasting pain:

  • in adults who need continuous pain treatment
  • in children over 2 years of age who are already using opioid medication and who need continuous pain treatment.

Matrifen contains a medicine called fentanyl. It belongs to a group of strong pain-relieving medicines called opioids.

2. What you need to know before you use Matrifen

Do not use Matrifen:

  • If you are allergic to fentanyl or any of the other ingredients of this medicine (listed in section 6).
  • If you have short-term pain, such as sudden pain or pain after an operation
  • If you have breathing difficulties, with slow or weak breathing

Do not use this medicine if you or your child are in any of the above situations. If you are not sure, talk to your doctor or pharmacist before using Matrifen.

Warnings and precautions

  • Matrifen can have life-threatening side effects in people who are not regularly using prescribed opioids.
  • Matrifen is a medicine that can be life-threatening to children, even if the patches have already been used. Be aware that a sticky patch (used or unused) can be tempting to a child, and if it sticks to the child's skin or if the child puts it in their mouth, it can be fatal.
  • Store this medicine in a safe and protected place, where other people cannot get to it; see section 5 for more information.

If the patch sticks to another person

The patch must only be used on the skin of the person for whom the doctor has prescribed it. There have been cases where the patch has stuck accidentally to another family member through close physical contact or sharing the same bed with the person wearing the patch. If the patch sticks accidentally to another person (especially a child), the medicine in the patch can pass through the skin of the other person and can cause serious side effects, such as breathing difficulties, with slow or weak breathing that can be life-threatening. If the patch sticks to someone else's skin, it must be removed immediately and a doctor must be seen.

Be careful with Matrifen

Talk to your doctor or pharmacist beforeusing this medicine if you are in any of the following situations. Your doctor will need to keep a closer eye on you:

  • If you have ever had lung or breathing problems
  • If you have ever had heart, liver, or kidney problems, or low blood pressure
  • If you have ever had a brain tumor
  • If you have ever had persistent headaches or a head injury
  • If you are an elderly person, as you may be more sensitive to the effects of this medicine.
  • If you have a condition called "myasthenia gravis", where the muscles become weak and tire easily.

If you have any of the above conditions (or if you are not sure), talk to your doctor or pharmacist before using Matrifen.

Tell your doctor if you have problems breathing while you are asleep.

Opioids like Matrifen can cause sleep-related breathing disorders, such as sleep apnea (breaks in breathing during sleep) and sleep-related hypoxemia (low oxygen levels in the blood). Tell your doctor if you, your partner, or your caregiver notice that you have any of the following symptoms:

  • breaks in breathing during sleep
  • waking up at night due to difficulty breathing
  • difficulty staying asleep
  • excessive sleepiness during the day.

Your doctor may decide to change your dose.

Tell your doctor if you notice a change in your pain.If you feel:

  • the pain is no longer relieved by the patch
  • an increase in pain
  • a change in how you feel the pain (for example, you feel pain in another part of your body)
  • pain when something touches your body that you would not expect to hurt.

Do not change the dose yourself. Your doctor may decide to change your dose or treatment.

Side effects and Matrifen

  • Matrifen can make you feel unusually sleepy and can make your breathing slower or weaker. On rare occasions, these breathing problems can be life-threatening or even fatal, especially in people who have not used strong opioid painkillers before (such as Matrifen or morphine). If you, or your partner or caregiver, notice that the person wearing the patch is unusually sleepy, with slow or weak breathing:
  • Remove the patch
  • Call a doctor or go to the nearest hospital immediately
  • Get the person to move and talk as much as possible
  • If you have a fever while using Matrifen, talk to your doctor. This can increase the amount of medicine that passes through your skin.
  • Matrifen can cause constipation; talk to your doctor or pharmacist for advice on how to prevent or relieve constipation.

You can find a complete list of possible side effects in section 4.

When you are wearing the patch, do not expose it to direct heat, such as heat pads, electric blankets, hot water bottles, water beds, heat lamps, or tanning lamps. Do not take sunbaths or have prolonged hot baths, and do not use saunas or hot tubs. If you do, you may increase the amount of medicine released from the patch.

Long-term use and tolerance

This medicine contains fentanyl, an opioid. Repeated use of opioid painkillers can make the medicine less effective (your body gets used to it, which is known as tolerance). You may also become more sensitive to pain when you use Matrifen. This is known as hyperalgesia. Increasing the dose of the patches may continue to reduce the pain for a while, but it can also be harmful. If you notice that the medicine is becoming less effective, talk to your doctor. Your doctor will decide whether it is better to increase the dose or to gradually reduce the use of Matrifen.

Dependence and addiction

This medicine contains fentanyl, which is an opioid. It can cause dependence and/or addiction.

Repeated use of Matrifen can also lead to dependence, abuse, and addiction, which can result in a potentially life-threatening overdose. The risk of these side effects may be greater with a higher dose and longer use. Dependence or addiction can lead to a feeling of loss of control over the amount of medicine you need to use or how often you need to use it. You may feel the need to continue using the medicine even if it is no longer relieving the pain.

The risk of dependence or addiction varies from person to person. The risk of becoming dependent on or addicted to Matrifen may be greater if:

•You or someone in your family has abused or been dependent on alcohol, prescription medicines, or illegal drugs ("addiction").

•You are a smoker.

•You have ever had problems with your mood (depression, anxiety, or personality disorder) or have been treated by a psychiatrist for another mental illness.

If you notice any of the following symptoms while using Matrifen, it could be a sign of dependence or addiction.

•You need to use the medicine for longer than your doctor has prescribed.

•You need to use a higher dose than recommended.

  • You are using the medicine for reasons other than those prescribed, for example, "to feel calm" or "to help you sleep".

•You have made repeated unsuccessful attempts to stop using the medicine or control your use.

  • You feel unwell when you stop using the medicine, and you feel better once you take it again ("withdrawal symptoms").

If you notice any of these signs, talk to your doctor to determine the best course of treatment for you, when it is appropriate to stop the medicine, and how to do it safely.

Withdrawal symptoms when stopping Matrifen

Do not stop using this medicine suddenly. You may experience withdrawal symptoms such as restlessness, difficulty sleeping, irritability, agitation, anxiety, feeling your heartbeat (palpitations), high blood pressure, nausea, vomiting, diarrhea, loss of appetite, tremors, chills, shivering, or sweating. If you want to stop using this medicine, talk to your doctor first. Your doctor will tell you how to do it, usually by gradually reducing the dose so that the unpleasant withdrawal symptoms are kept to a minimum.

Using Matrifen with other medicines

Tell your doctor or pharmacist if you are using, have recently used, or might use any other medicines. This includes medicines you have bought without a prescription and herbal medicines. You should also tell your pharmacist that you are using Matrifen if you buy any medicines from the pharmacy.

Your doctor will know which medicines can be used safely with Matrifen. You may need to be closely monitored if you are using any of the types of medicines listed below, or if you stop using any of the types of medicines listed below, as this may affect the dose of Matrifen you need.

In particular, tell your doctor or pharmacist if you are using:

  • Other pain medicines, such as other opioid painkillers (e.g., buprenorphine, nalbuphine, or pentazocine) and some painkillers for nerve pain (gabapentin and pregabalin).
  • Medicines to help you sleep (such as temazepam, zaleplon, or zolpidem).
  • Medicines to help you calm down (tranquilizers, such as alprazolam, clonazepam, diazepam, hydroxyzine, or lorazepam) and medicines for mental health disorders (antipsychotics, such as aripiprazole, haloperidol, olanzapine, risperidone, or phenothiazines).
  • Medicines to relax your muscles (such as cyclobenzaprine or diazepam).
  • Some medicines used to treat depression called SSRIs or SNRIs (such as citalopram, duloxetine, escitalopram, fluoxetine, fluvoxamine, paroxetine, sertraline, or venlafaxine). – see below for more information
  • Some medicines used to treat depression or Parkinson's disease called MAOIs (such as isocarboxazid, phenelzine, selegiline, or tranylcypromine). You must not use Matrifen in the 14 days after stopping these medicines. – see below for more information
  • Some antihistamines, especially those that cause drowsiness (such as chlorpheniramine, clemastine, cyproheptadine, diphenhydramine, or hydroxyzine).
  • Some antibiotics used to treat infections (such as erythromycin or clarithromycin).
  • Medicines used to treat fungal infections (such as itraconazole, ketoconazole, fluconazole, or voriconazole).
  • Medicines used to treat HIV infection (such as ritonavir).
  • Medicines used to treat irregular heartbeats (such as amiodarone, diltiazem, or verapamil).
  • Medicines used to treat tuberculosis (such as rifampicin).
  • Some medicines used to treat epilepsy (such as carbamazepine, phenobarbital, or phenytoin).
  • Some medicines used to treat nausea or vomiting (such as phenothiazines).
  • Some medicines used to treat heartburn or stomach ulcers (such as cimetidine).
  • Some medicines used to treat angina (chest pain) or high blood pressure (such as nicardipine).
  • Some medicines used to treat blood cancer (such as idelalisib).

Using Matrifen with antidepressants

The risk of side effects increases if you are using medicines such as certain antidepressants. Matrifen can interact with these medicines, and you may experience changes in your 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, overactive reflexes, lack of coordination, muscle stiffness, nausea, vomiting, and diarrhea (these can be signs of serotonin syndrome). If they are used together, your doctor may want to monitor you closely to detect such side effects, especially when starting treatment or when changing the dose of your medicine.

Using Matrifen with central nervous system depressants, including alcohol and some sedatives

Using Matrifen and sedative medicines, such as benzodiazepines or related medicines, at the same time increases the risk of drowsiness, breathing difficulties (respiratory depression), coma, and can be life-threatening. Therefore, using them together should only be considered when there are no other treatment options.

However, if your doctor has prescribed Matrifen and sedative medicines at the same time, the dose and duration of treatment should be limited by your doctor.

Tell your doctor about all sedative medicines you are using, and follow the dose recommended by your doctor.

It may be helpful to inform your family and friends about the signs and symptoms mentioned above. Talk to your doctor if you experience any of these symptoms.

Use in athletes

Athletes are informed that this medicine contains a component that can result in a positive doping test.

Operations

If you are going to have an anesthetic, tell your doctor or dentist that you are using Matrifen.

Using Matrifen with alcohol

Do not drink alcohol while you are using Matrifen, unless you have talked to your doctor first.

Matrifen can make you feel sleepy or breathe more slowly. Drinking alcohol can make these effects worse.

Pregnancy and breastfeeding

If you are pregnant or breastfeeding, think you may be pregnant, or are planning to have a baby, ask your doctor or pharmacist for advice before using this medicine.

Matrifen should not be used during pregnancy, unless you have discussed it with your doctor.

Matrifen should not be used during labor, as the medicine can affect the breathing of the newborn baby.

Long-term use of Matrifen during pregnancy can cause withdrawal symptoms in your newborn baby, such as high-pitched crying, irritability, convulsions, poor feeding, and diarrhea, which can be life-threatening if not recognized and treated. Talk to a doctor immediately if you think your baby may have withdrawal symptoms.

Do not use Matrifen if you are breastfeeding. You should not breastfeed for 3 days after removing the Matrifen patch. This is because the medicine can pass into breast milk.

Driving and using machines

Matrifen can affect your ability to drive or use machines or tools, as it can make you sleepy or dizzy. If this happens, do not drive or use machines or tools. Do not drive while you are using this medicine until you know how it affects you.

Talk to your doctor or pharmacist if you are unsure whether it is safe for you to drive while using this medicine.

3. How to use Matrifen

Follow your doctor's instructions for taking this medication exactly. If you are in doubt, consult your doctor or pharmacist again.

Your doctor will decide which concentration of Matrifen is most suitable 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 treatment, your doctor will also explain what you can expect from using Matrifen, when and for how long you should use it, when you should contact your doctor, and when you should stop using it (see also section 2, symptoms of withdrawal when stopping Matrifen).

How to apply and change patches

  • Each patch contains enough medication for 3 days (72hours).
  • You should change the patch every three days, unless your doctor has told you otherwise.
  • Always remove the used patch beforeapplying a new one.
  • Always change the patch at the same timeof day every 3 days (72 hours).
  • If you are using more than one patch, change them all at the same time.
  • Make a note of the day of the week, date, and time each time you apply a patch to remember when you need to change it.
  • The following table shows when you should change the patch:

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

  • Apply the patch to a flat area of the torso or arm (never over a joint).

Children

  • Always apply the patch to the upper back so that your child has difficulty reaching or removing it.
  • Check occasionally to ensure the patch is still stuck to the skin.
  • It is essential that the child does not remove the patch and put it in their mouth, as this could be life-threatening or fatal.
  • Keep your child under close observation for 48 hours after:
  • Applying the first patch
  • Applying a patch with a higher dose
  • The patch may take some time to reach its maximum effect. Therefore, your child may need other painkillers until the patch is effective. Your doctor will explain this to you.

Adults and children:

Do not apply the patch to

  • The same site twice in a row.
  • Areas that move a lot (joints), irritated skin, or skin with wounds.
  • Areas of skin with a lot of hair. If there is hair, do not shave it (the skin becomes irritated with shaving). Instead, cut it as close to the skin as possible.

How to apply the patch

Step 1: Prepare the skin

  • Before applying the patch, check that the skin is completely dry, clean, and fresh
  • If you need to wash the skin, use only cold water
  • Do not use soap or other cleaners, creams, moisturizers, oils, or talcum powder before applying the patch
  • Do not apply the patch immediately after a hot bath or shower

Step 2: Open the envelope

  • Each patch is sealed in its own envelope
  • Open the envelope by cutting along the dotted line with scissors
  • Carefully cut along the edge of the envelope to avoid damaging the patch inside Two hands holding and opening a blister pack of tablets with a sharp tool
  • Hold the two parts of the open envelope and pull them apart
  • Remove the patch and use it immediately
  • Save the empty envelope to dispose of the used patch later
  • Use each patch only once
  • Do not remove the patch from its envelope until you are ready to use it
  • Check that the patch is not damaged
  • Do not use the patch if it is divided or cut or if it has any damage
  • Never divide or cut the patch

Step 3: Peel and press

  • Make sure the patch will be covered by loose clothing and do not stick it under tight or elastic fabric
  • Carefully peel off one half of the shiny plastic protective layer, starting from the center of the patch. Try not to touch the adhesive part of the patch
  • Press this adhesive part of the patch onto the skin
  • Remove the other part of the protective layer and press the entire patch onto the skin with the palm of your hand
  • Hold it pressed for at least 30 seconds. Make sure the patch is well stuck, especially around the edges

Step 4: Dispose of the patch

  • As soon as you remove the patch, fold it in half, so that the adhesive side sticks to itself
  • Put it back in the original envelope and throw it away following the instructions of your pharmacist
  • Keep used patches out of sight and reach of children; although they are used, patches contain medication that can harm children and even be fatal

Step 5: Wash your hands

  • Always wash your hands with water only after handling patches

More information on using Matrifen

Daily activities during patch use

  • The patches are water-resistant
  • You can shower or bathe with the patch on, but do not rub it
  • If your doctor agrees, you can exercise or play sports with the patch on
  • You can also swim with the patch on, but:
  • Do not use hot tubs or whirlpools
  • Do not cover the patch with tight or elastic clothing
  • When wearing the patch, do not expose it to direct heat, such as heated pads, electric blankets, hot water bottles, waterbeds, or heat lamps or tanning lamps. Do not sunbathe or take long hot baths and do not use saunas. If you do, you may increase the amount of medication released from the patch.

How long do the patches take to work?

  • The first patch may take some time to reach its maximum effect.
  • Your doctor may give you additional painkillers during the first few days.
  • After that, the patch should help relieve pain continuously, so you can stop taking other painkillers. However, your doctor may prescribe additional painkillers from time to time.

How long will you need to use the patches?

  • Matrifen patches are indicated for prolonged pain. Your doctor will tell you how long you can expect to use the patches.

If your pain worsens

  • If your pain worsens suddenly after applying the last patch, you should check your patch. If it is no longer stuck well or has come off, you should replace the patch (see also the section If the patch comes off).
  • If your pain worsens over time while using the patches, your doctor may try patches with a higher dose or prescribe additional painkillers (or both)
  • If increasing the patch dose does not help, your doctor may decide to stop using the patches.

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 you can also call the Toxicology Information Service, phone: 91 562 04 20, indicating the medication and the amount applied.

Signs of overdose include breathing problems or weak breathing, tiredness, extreme drowsiness, inability to think clearly or walk or talk normally, and dizziness, dizziness, or confusion. An overdose can also cause a brain disorder known as toxic leukoencephalopathy.

If you forget to change the patch

  • If you forget to change the patch, change it as soon as you remember and make a note of the day and time. Then change the patch again after 3 days (72hours), as usual.
  • If you are significantly late, you should talk to your doctor, as you may need additional painkillers, but do notapply additional patches.

If the patch comes off

  • If the patch falls off before it is due to be changed, apply a new one immediately and make a note of the day and time. Choose a new skin area:
  • On the torso or arm
  • On the upper back of your child
  • Inform your doctor about this and leave the patch on for another 3 days (72hours)or for the time indicated by your doctor, before changing the patch in the usual way
  • If the patches tend to fall off, consult your doctor, pharmacist, or nurse

If you want to stop using the patches

  • Do not stop using this medication suddenly. If you want to stop using this medication, talk to your doctor first. Your doctor will tell you how to do it, usually by gradually reducing the dose to minimize unpleasant withdrawal effects. See also section 2 "Withdrawal symptoms when stopping Matrifen".
  • If you stop using the patches, do not start using them again without asking your doctor first. You may need a different dose when you restart treatment.

If you have any other questions about using this medication, ask your doctor or pharmacist.

4. Possible side effects

Like all medications, this medication can cause side effects, although not everyone gets them.

If you, your partner, or caregiver notice any of the following signs in the person wearing the patch, remove the patch and call a doctor or go to the nearest hospital immediately. You may need urgent medical treatment.

  • Unusual drowsiness, slower or weaker breathing than expected.

Follow the above recommendations and make the person wearing the patch move and talk as much as possible. In very rare cases, these breathing difficulties can be life-threatening or even fatal, especially in people who have not used strong opioid painkillers before (such as Matrifen or morphine). (Uncommon, may affect up to 1 in 100 patients).

  • Sudden swelling of the face or throat, severe irritation, redness, or blisters on the skin.

These can be signs of a severe allergic reaction. (Frequency cannot be estimated from the available data).

  • Seizures (convulsions). (Uncommon, may affect up to 1 in 100 people).
  • Decreased level of consciousness or loss of consciousness. (Uncommon, 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)

  • Nausea, vomiting, constipation
  • Feeling drowsy (drowsiness)
  • Feeling dizzy
  • Headache

Common (may affect up to 1 in 10 people)

  • Allergic reaction
  • Lack of appetite
  • Difficulty sleeping
  • Depression
  • Feeling anxious or confused
  • Seeing, feeling, hearing, or smelling things that are not there (hallucinations)
  • Tremors or muscle spasms
  • Strange sensation on the skin, such as tingling or prickling (paresthesia)
  • Feeling that everything is spinning (vertigo)
  • Fast or irregular heartbeat (palpitations, tachycardia)
  • High blood pressure
  • Feeling short of breath (dyspnea)
  • Diarrhea
  • Dry mouth
  • Stomach pain or indigestion
  • Excessive sweating
  • Itching, rash, or redness of the skin
  • Unable to urinate or empty the bladder completely
  • Extreme tiredness, weakness, or general malaise
  • Feeling cold
  • Swelling of the hands, ankles, or feet (peripheral edema)

Uncommon (may affect up to 1 in 100 people)

  • Feeling agitated or disoriented
  • Feeling extremely happy (euphoria)
  • Decreased sensation or sensitivity, especially in the skin (hypoesthesia)
  • Memory loss
  • Blurred vision
  • Slow heartbeat (bradycardia) or low blood pressure
  • Bluish color of the skin due to decreased oxygen in the blood (cyanosis)
  • Lack of bowel contractions (ileus)
  • Skin rash with itching (eczema), allergic reaction, or other skin disorders where the patch is applied
  • Flu-like illness
  • Feeling of changed body temperature
  • Fever
  • Muscle contraction
  • Difficulty getting or maintaining an erection (impotence) or problems having sex
  • Difficulty swallowing

Rare side effects (may affect up to 1 in 1000 people)

  • Contraction of the pupils (miosis)
  • Occasional interruption of breathing (apnea)

Frequency not known (cannot be estimated from the available data):

  • Lack of male sex hormones (androgen deficiency).
  • Delirium (symptoms may include a combination of agitation, restlessness, disorientation, confusion, fear, seeing or hearing things that are not really there, sleep disturbances, nightmares).
  • You may become dependent on Matrifen (see section 2).

You may notice rashes, redness, or a slight itching of the skin at the patch application site. It is usually mild and disappears after removing the patch. If it does not, or if the patch irritates your skin a lot, inform your doctor.

Repeated use of the patches can make the medication less effective (you get used to it or may become more sensitive to pain), or you may become dependent on it.

If you switch from another painkiller to Matrifen or if you stop using Matrifen 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.

There have also been reports of newborn babies who experienced withdrawal symptoms after their mothers used Matrifen for a prolonged period during pregnancy.

Reporting side effects

If you experience any side effects, consult your doctor, pharmacist, or nurse, even if they are possible side effects not listed in this leaflet. You can also report them directly through the Spanish Medicines Monitoring System for Human Use: https://www.notificaRAM.es. By reporting side effects, you can help provide more information on the safety of this medication.

5. Storage of Matrifen

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, where others cannot access it. It can cause serious harm and be fatal for people who use this medication accidentally or intentionally when it has not been prescribed for them.

How long can you store Matrifen

Do not use this medication after the expiration date shown on the box and on the envelope. The expiration date is the last day of the month indicated (after CAD). If the patches are expired, take them to the pharmacy.

This medication does not require special storage conditions.

How to dispose of used or unused patches

Accidental exposure of another person to used and unused patches, especially in children, can result in a fatal outcome.

Used patches should be folded firmly in half, so that the adhesive side of the patch sticks to itself. Then they should be thrown away safely by putting them in the original envelope and keeping them out of sight and reach of other people, especially children, until they are disposed of safely.

Medications should not be thrown down the drain or into the trash. Deposit the containers and medications you no longer need at the SIGRE collection point in the pharmacy. If in doubt, ask your pharmacist how to dispose of the containers and medications you no longer need. This way, you will help protect the environment.

6. Package Contents and Additional Information

Composition of Matrifen

The active ingredient is: Fentanyl.

The patches are available in 5 different doses (see table below).

Patch Name

Each patch contains:

Each patch releases a dose of:

The active surface area of each patch is:

Matrifen 12 micrograms/hour transdermal patch

1.38 mg

12 micrograms/hour

4.2 cm2

Matrifen 25 micrograms/hour transdermal patch

2.75 mg

25 micrograms/hour

8.4 cm2

Matrifen 50 micrograms/hour transdermal patch

5.5 mg

50 micrograms/hour

16.8 cm2

Matrifen 75 micrograms/hour transdermal patch

8.25 mg

75 micrograms/hour

25.2 cm2

Matrifen 100 micrograms/hour transdermal patch

11 mg

100 micrograms/hour

33.6 cm2

The other components are:

Dipropylene glycol, hydroxypropyl cellulose, dimethicone, silicone adhesive (amine-resistant), ethylene-vinyl acetate (EVA, release membrane), polyethylene terephthalate (PET, outer plastic film), fluoropolymer-coated polyester (protective film), and printing ink.

Product Appearance and Packaging Contents

Matrifen is a transparent and rectangular transdermal patch. Each patch is packaged in a heat-sealed, child-resistant envelope made of paper, aluminum, and polyethylene terephthalate (PET).

Each transdermal patch has the trade name, active ingredient, and dose printed in a specific color:

Matrifen 12 micrograms/hour: brown printing

Matrifen 25 micrograms/hour: red printing

Matrifen 50 micrograms/hour: green printing

Matrifen 75 micrograms/hour: light blue printing

Matrifen 100 micrograms/hour: gray printing

The patches are supplied in cardboard packages containing 1, 3, 5, 10, and 20 patches. Only some package sizes may be marketed.

Marketing Authorization Holder and Manufacturer

Marketing Authorization Holder

ISTITUTO GENTILI S.r.l.

Via San Giuseppe Cottolengo 15

20143 Milan, Italy

Manufacturer:

LTS Lohmann Therapie-Systeme AG Lohmannstrasse 2D – 56626 Andernach Germany

You can request more information about this medication by contacting the local representative of the marketing authorization holder:

Local Representative:

Pharma International SA

Calle General Oraa 70

28006 Madrid (Spain)

Date of the last revision of this prospectus:11-04-2025

Detailed information about this medication is available on the website of the Spanish Agency for Medicines and Health Products (AEMPS) http://www.aemps.gob.es/

About the medicine

How much does MATRIFEN 100 micrograms/HOUR TRANSDERMAL PATCH cost in Spain ( 2025)?

The average price of MATRIFEN 100 micrograms/HOUR TRANSDERMAL PATCH in October, 2025 is around 58.51 EUR. Prices may vary depending on the region, pharmacy, and whether a prescription is required. Always check with a local pharmacy or online source for the most accurate information.

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