Dimetindene maleate
This medicine should always be used exactly as described in this patient leaflet or as directed by your doctor or pharmacist.
Fenistil contains dimetindene maleate, which belongs to a group of antihistamine medicines. It inhibits the action of histamine - a substance responsible for allergic reactions. It relieves itching and irritation caused by skin rash, reduces swelling, and also relieves symptoms of allergic rhinitis, such as runny nose (cold), sneezing, nasal itching, and eye itching and tearing.
After oral administration, the effect of the medicine starts within 30-60 minutes and lasts for 8 to 12 hours.
Fenistil is used to treat symptoms of allergic diseases:
Before starting to use Fenistil, you should discuss it with your doctor or pharmacist, or nurse.
Elderly patients should consult their doctor before using this medicine, as they are more susceptible to the side effects of this medicine, such as excitement and fatigue.
The medicine should not be used in elderly patients with disorientation.
Antihistamines in young children can cause excitement.
The use of Fenistil in infants from 1 month to 1 year of age and in children under 6 years of age should be done on the advice of a doctor.
You should not use a higher dose than recommended.
The medicine should be kept out of sight and reach of children.
You should tell your doctor about all medicines you are currently taking or have recently taken, including those that are available without a prescription.
Without consulting a doctor, you should not use Fenistil if you are taking any of the following medicines:
Like other antihistamines, Fenistil may enhance the effects of alcohol.
If you are pregnant or breastfeeding, think you may be pregnant, or are planning to have a baby, you should consult your doctor or pharmacist before using this medicine.
Fenistil should not be used during pregnancy, unless the benefits to the mother outweigh the potential risk to the fetus. The medicine should only be used under medical supervision.
Fenistil should not be used in breastfeeding women.
As with other antihistamines, Fenistil may impair mental and physical ability in some patients. Therefore, patients who are taking Fenistil in the form of oral drops should be cautious when driving vehicles or operating machinery.
The medicine contains 2 mg of benzonic acid per dose (40 drops), which corresponds to 1 mg/ml.
Benzonic acid may increase the risk of jaundice (yellowing of the skin and whites of the eyes) in newborns (up to 4 weeks of age).
The medicine contains 200 mg of propylene glycol per dose (40 drops), which corresponds to 100 mg/ml.
Before administering the medicine to a child under 4 weeks of age, you should consult a doctor or pharmacist, especially if the child is taking other medicines that contain propylene glycol or alcohol.
The medicine contains less than 1 mmol (23 mg) of sodium per dose (40 drops), which means the medicine is considered "sodium-free".
This medicine should always be taken exactly as described in this patient leaflet or as directed by your doctor, pharmacist, or nurse. If you have any doubts, you should consult your doctor, pharmacist, or nurse.
You should not exceed the recommended dose.
The use of Fenistil in infants from 1 month to 1 year of age and in children under 6 years of age should be done on the advice of a doctor. The medicine should not be used in children under 1 month of age.
The medicine should not be used for more than 7 days.
If after 7 days there is no improvement or the patient feels worse, they should contact their doctor.
Adults and children over 12 years of age:
The daily dose is 3-6 mg of dimetindene, given in 3 divided doses.
It is recommended to take 20-40 drops 3 times a day.
In patients with a tendency to drowsiness, 40 drops should be taken before bedtime and 20 drops in the morning, during breakfast.
Children under 12 years of age:
The recommended daily dose is 0.1 mg/kg body weight/day, given in 3 divided doses.
For example, 6 drops 3 times a day in the case of an 8-month-old infant weighing 9 kg.
8 drops 3 times a day in the case of a 2-year-old child weighing 12 kg.
You should not exceed the maximum daily dose, which is:
1 month - 1 year
1.5 mg
30 drops
20 drops = 1 ml = 1 mg of dimetindene
Fenistil should not be exposed to high temperatures. If the infant is bottle-fed, the medicine should be added to the bottle with warm food immediately before feeding. If the infant is spoon-fed, the drops can be given undiluted, on a small teaspoon.
Elderly patients should consult their doctor before using this medicine.
In case of using a higher dose of Fenistil than recommended, you should immediately consult a doctor or pharmacist.
Symptoms of overdose are: drowsiness (mainly in adults), central nervous system stimulation (mainly in children and the elderly), including excitement, coordination disorders, hallucinations, tremors, convulsions, as well as urinary retention and fever. There may be a decrease in blood pressure, coma, and cardiovascular and respiratory collapse.
In case of missing a dose, you should take it as soon as possible, unless there are less than 2 hours left before the next dose. In this case, you should take the medicine at the usual time. You should not take a double dose to make up for the missed dose.
If you have any further doubts about using this medicine, you should consult your doctor or pharmacist.
Like all medicines, Fenistil can cause side effects, although not everybody gets them.
You should STOPusing the medicine and immediately consult your doctor if you experience any of the following symptoms, which may be signs of an allergic reaction:
These symptoms occur very rarely(may occur less frequently than in 1 in 10,000 patients).
Other side effects that may occur are usually mild and temporary. The most common side effects occur especially at the beginning of treatment.
Very common(may occur in more than 1 in 10 patients using the medicine): fatigue.
Common(occur in less than 1 in 10 patients using the medicine): drowsiness, nervousness.
Rare(may occur in less than 1 in 1,000 patients using the medicine): excitement, headache, dizziness, gastrointestinal disorders, nausea, dry mouth, dry throat.
If any of the side effects get worse or if you experience any side effects not listed in this leaflet, you should inform your doctor or pharmacist.
If you experience any side effects, including any side effects not listed in this leaflet, you should tell your doctor, pharmacist, or nurse. Side effects can be reported directly to the Department of Drug Safety, Office for Registration of Medicinal Products, Medical Devices, and Biocidal Products
Al. Jerozolimskie 181C
02-222 Warsaw
tel.: +48 (22) 49 21 301
fax: +48 (22) 49 21 309
website: https://smz.ezdrowie.gov.pl
By reporting side effects, you can help provide more information on the safety of this medicine.
Fenistil should be stored at a temperature below 25°C. Store in the original packaging, protect from light.
The medicine should be kept out of sight and reach of children.
Do not use this medicine after the expiry date stated on the carton and bottle. The expiry date refers to the last day of the month stated.
Medicines should not be disposed of via wastewater or household waste. You should ask your pharmacist how to dispose of medicines that are no longer needed. This will help protect the environment.
Fenistil is a colorless, clear solution.
Available packaging: 20 ml bottle.
To obtain more detailed information, you should contact the marketing authorization holder or parallel importer.
Haleon Belgium
Da Vincilaan 5
B-1930 Zaventem, Belgium
Haleon Belgium n.v/s.a
Site Apollo, Avenue Pascal, 2-4-6
B-1300 Wavre
Belgium
Delfarma Sp. z o.o., ul. Św. Teresy od Dzieciątka Jezus 111, 91-222 Łódź
Delfarma Sp. z.o.o., ul. Św. Teresy od Dzieciątka Jezus 111, 91-222 Łódź
Belgian marketing authorization number: BE051563
Date of leaflet approval:13.11.2024
[Information about the trademark]
Need help understanding this medicine or your symptoms? Online doctors can answer your questions and offer guidance.