Package Leaflet: Information for the Patient
Mirtazapine Normon 45 mg film-coated tablets EFG
Read all of this leaflet carefully before you start taking this medicine because it contains important information for you.
Contents of the pack
Mirtazapine Normon belongs to a group of medicines called antidepressants.
Mirtazapine is used to treat depression in adults.
It may take 1 to 2 weeks before you start to feel better. After 2 to 4 weeks you may start to feel better. You should see your doctor if you do not feel better or if you feel worse after 2 to 4 weeks.
For more information, see section 3 "How to take Mirtazapine Normon".
Do not take Mirtazapine Normon
Warnings and precautions
Consult your doctor or pharmacist before starting to take this medicine.
Tell your doctor before taking Mirtazapine Normon:
If you have ever suffered from severe skin rash or peeling of the skin, blisters or sores in the mouth after taking mirtazapine.
Children and adolescents
Mirtazapine should not normally be used in the treatment of children and adolescents under 18 years of age because it has not been shown to be effective. At the same time, you should know that in patients under 18 years of age there is an increased risk of adverse effects such as suicidal attempts, suicidal ideation, and hostility (mainly aggression, confrontational behavior, and irritation) when taking this type of medicine.
However, your doctor may prescribe mirtazapine to patients under 18 years of age when they decide what is best for the patient. If your doctor has prescribed mirtazapine to a patient under 18 years of age and you want to discuss this decision, please go back to your doctor. You should inform your doctor if any of the above symptoms appear or worsen in patients under 18 years of age who are taking mirtazapine. Additionally, the long-term safety effects of mirtazapine on growth, maturity, and development of knowledge and behavior in this age group are not yet known.
It has also been observed that there is a significant increase in weight in this age group when treated with mirtazapine, compared to adults.
Suicidal thoughts and worsening of depression
If you are depressed, you may sometimes have thoughts of harming yourself or of suicide.
This may worsen when you first start taking antidepressants, as these medicines take 2 weeks or sometimes longer to start working.
You may be more likely to think this way if:
It may be helpful to tell a relative or close friendthat you are depressed and ask them to read this leaflet. You can ask them to tell you if they think your depression is getting worse, or if they are worried about changes in your behavior.
Also, be especially careful with mirtazapine:
In rare cases, these symptoms can be signs of changes in blood cell production in the bone marrow. Although rare, these symptoms usually appear 4-6 weeks after treatment.
If you have ever suffered from severe skin reactions, do not restart treatment with mirtazapine.
Other medicines and Mirtazapine Normon
Tell your doctor or pharmacist if you are taking, have recently taken, or might take any other medicines.
Do not take Mirtazapine Normonwith:
Examples of MAOIs are moclobemide, tranylcypromine (both are antidepressants) and selegiline (for Parkinson's disease).
Be careful ifyou take mirtazapine with:
Medicines for schizophreniasuch as olanzapine.
Medicines for allergiessuch as cetirizine.
Medicines for severe painsuch as morphine.
In combination with these medicines, mirtazapine may increase the drowsiness caused by these medicines.
If taken with mirtazapine, these medicines may increase the amount of mirtazapine in the blood. Inform your doctor if you are taking these medicines. It may be necessary to decrease the dose of mirtazapine or increase it again when stopping these medicines.
Medicines for tuberculosissuch as rifampicin.
If taken with mirtazapine, these medicines may decrease the amount of mirtazapine in the blood. Inform your doctor if you are taking these medicines. It may be necessary to increase the dose of mirtazapine or decrease it again when stopping these medicines.
Mirtazapine may increase the effects of warfarin on the blood. Inform your doctor if you are taking this medicine. In case of taking them together, it is recommended that your doctor perform blood tests.
Taking Mirtazapine Normon with food and alcohol
You may feel drowsy if you drink alcohol while being treated with mirtazapine.
It is recommended not to drink any alcohol.
You can take mirtazapine with or without food.
Pregnancy and breastfeeding
If you are pregnant or breastfeeding, think you may be pregnant, or plan to become pregnant, consult your doctor or pharmacist before using this medicine.
Limited experience with the administration of mirtazapine to pregnant women does not indicate an increased risk. However, caution should be exercised if used during pregnancy.
If you use mirtazapine until or shortly before delivery, your baby will be examined for possible adverse effects.
When taken during pregnancy, similar medicines (SSRIs) may increase the risk of a serious disease called persistent pulmonary hypertension in newborns (PPHN) in babies, which makes the baby breathe faster and turn blue. These symptoms usually start within the first 24 hours after birth. If this happens to your baby, you should immediately consult your midwife and/or doctor.
Driving and using machines
Mirtazapine may affect your concentration or alertness. Make sure your abilities are not affected before driving or using machinery. If your doctor has prescribed mirtazapine to a patient under 18 years of age, make sure that concentration and alertness are not affected before circulating (e.g., by bicycle).
Follow the instructions for administration of this medicine exactly as indicated by your doctor or pharmacist. If in doubt, consult your doctor or pharmacist again.
How much to take
The recommended initial dose is 15 or 30 mg per day.Your doctor may recommend increasing your dose after a few days to the amount that is best for you (between 15 and 45 mg per day). The dose is usually the same for all ages. However, if you are an elderly person or have kidney or liver disease, your doctor may change the dose.
When to take it
It is best to take the dose of mirtazapine once before bedtime. However, your doctor may recommend that you divide your dose of mirtazapine into morning and bedtime. The highest dose should be taken before bedtime.
The tablets are taken orally. Take the prescribed dose of mirtazapine without chewing, with water or juice.
When you can expect to feel better
Normally, mirtazapine will start to work after 1 or 2 weeks, and after 2 to 4 weeks, you may start to feel better. It is essential that during the first few weeks of treatment, you talk to your doctor about the effects of mirtazapine:
If you still do not feel better, your doctor may prescribe a higher dose. In that case, talk to your doctor again after another 2-4 weeks.
Normally, you will need to take mirtazapine until the symptoms of depression have disappeared for 4-6 months.
If you take more Mirtazapine Normon than you should
The most likely symptoms of a mirtazapine overdose (without other medicines or alcohol) are drowsiness, disorientation, and palpitations.The symptoms of a possible overdose may include changes in the rhythm of your heart (fast, irregular heartbeat) and/or fainting, which could be symptoms of a potentially life-threatening condition known as Torsades de pointes.
In case of overdose or accidental ingestion, consult your doctor or pharmacist immediately or call the Toxicological Information Service, phone: 91 562 04 20, indicating the medicine and the amount taken.
If you forget to take Mirtazapine Normon
If you have to take your dose once a day
If you have to take your dose twice a day
If you stop taking Mirtazapine Normon
If you stop too soon, depression may recur. When you feel better, talk to your doctor. Your doctor will decide when you can stop treatment.
Do not stop taking mirtazapine abruptly, even if depression has disappeared. If you stop taking mirtazapine abruptly, you may feel unwell, dizzy, agitated, or anxious and have headaches. These symptoms can be avoided by gradually stopping treatment. Your doctor will tell you how to gradually decrease the dose.
If you have any other questions about the use of this medicine, ask your doctor or pharmacist.
Like all medicines, this medicine can cause adverse effects, although not all people suffer from them.
If you experience any of the following serious adverse effects, stop taking mirtazapine and inform your doctor immediately.
Uncommon(may affect up to 1 in 100 patients):
Rare(may affect up to 1 in 1,000 patients):
Frequency Not Known(cannot be estimated from available data):
Other Possible Adverse Effects with Mirtazapine Are:
Very Common(may affect more than 1 in 10 patients):
Common(may affect up to 1 in 10 patients):
Uncommon(may affect up to 1 in 100 patients):
Rare(may affect up to 1 in 1,000 patients):
Frequency Not Known(cannot be estimated from available data):
Other Adverse Effects in Children and Adolescents
In patients under 18 years of age, the following adverse effects were frequently observed in clinical trials: significant weight gain, urticaria, and increased triglycerides in the blood.
Reporting Adverse Effects
If you experience any type of adverse effect, consult your doctor or pharmacist, even if it is a possible adverse effect that does not appear in this prospectus. You can also report them directly through the Spanish Pharmacovigilance System for Human Use Medicines: https://www.notificaram.es. By reporting adverse effects, you can contribute to providing more information on the safety of this medicine.
Keep this medicine out of sight and reach of children.
Do not use this medicine after the expiration date that appears on the packaging after "CAD". The expiration date is the last day of the month indicated.
No special storage conditions are required.
Medicines should not be thrown away through wastewater or household waste. Deposit the packaging and medicines you no longer need at the SIGRE point in the pharmacy. In case of doubt, ask your pharmacist how to dispose of the packaging and medicines you no longer need. This way, you will help protect the environment.
Composition of Mirtazapine Normon
Mirtazapine Normon 45 mg film-coated tablets contain 45 mg of mirtazapine (as mirtazapine hemihydrate) per tablet.
Core of the tablet: microcrystalline cellulose, pregelatinized starch, anhydrous colloidal silica, and magnesium stearate.
Coating material: hypromellose, titanium dioxide (E-171), talc, and macrogol.
Appearance of the Product and Package Contents
Mirtazapine Normon is a film-coated tablet.
The tablets are white or almost white, round, biconvex, marked with "M45" on one side and smooth on the other, with a diameter of 10.2 mm ± 10%.
Mirtazapine Normon 45 mg film-coated tablets are packaged in white opaque aluminum/PVC blisters.
The following package sizes are available: 30 tablets.
Marketing Authorization Holder and Manufacturer
LABORATORIOS NORMON, S.A.
Ronda de Valdecarrizo, 6 – 28760 Tres Cantos – Madrid (SPAIN)
Date of the Last Revision of this Prospectus: January 2024
Detailed information about this medicine is available on the website of the Spanish Agency for Medicines and Health Products (AEMPS) http://www.aemps.gob.es//
You can access detailed and updated information about this medicine by scanning the QR code included in the prospectus and packaging with your mobile phone (smartphone). You can also access this information at the following internet address: https://cima.aemps.es/cima/dochtml/p/89258/P_89258.html
The average price of MIRTAZAPINE NORMON 45 mg FILM-COATED TABLETS in October, 2025 is around 25.57 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.