Fenistil in drops and gel – dosage, indications and contraindications. Side effects of Fenistil

Proven content

Fenistil is a medicinal product whose active substance is dimetindene maleate, which inhibits the action of histamine released in the body during an allergic reaction. Fenistil comes in the form of drops used orally and as a gel applied topically to the skin. What is Fenistil characterized by? What are the indications and contraindications for its use? How to use it correctly and what side effects can it cause? What drugs and substances should not not be combined with?

Fenistil – drug characteristics

Fenistil is an over-the-counter medicinal product that comes in two forms: Fenistil drops and Fenistil gel. In both cases, the active substance of the drug is dimetindene maleate, which inhibits the action of histamine. Both products are used in allergic reactions to relieve itching, irritation, rash, rhinitis, runny nose and watery eyes.

Fenistil in the form of a gel is a drug used directly on irritated skin to treat swelling and skin irritation caused by an allergic reaction, burns or insect bites. Fenistil gel, which has a soothing and cooling effect, quickly penetrates the skin. It is available in packages with a capacity of 20 g, 30 g, 50 g, 80 g and 100 g.

Fenistil in drops is an orally administered medicinal product that works 30-60 minutes after administration and lasts for 8-12 hours. It is used to treat the symptoms of allergic diseases such as urticaria, itching, rhinitis, etc. It is sold in a glass bottle with a capacity of 20 ml or 100 ml.

Both of the above-mentioned products can be used by both adults and children, as they do not contain alcohol, fragrances or dyes.

Fenistil in drops and in the form of a gel should be stored at a temperature below 25 degrees Celsius out of the sight and reach of children. Both the bottle and tube should be kept in their original packaging.

The marketing authorization holder for Fenistil gel and Fenistil in drops is GlaxoSmithKline Consumer Healthcare Sp. z o. o., which is a global company in the healthcare sector focused on the progress of scientific knowledge. The company conducts research and develops a wide range of innovative products in three areas: pharmaceuticals, vaccines and healthcare products. GlaxoSmithKline began operations on January 1, 2001 after the merger of Glaxo Wellcome plc and SmithKline Beecham plc, which can look back on a much longer history.

In Poland, thanks to many investments, the company has become one of the largest foreign investors in the Polish pharmaceutical industry cooperating with the medical community to support medical progress and improve the quality of healthcare for patients.

What types of allergies are most common and what are their symptoms? Check: Allergy

Fenistil – composition and action

Fenistil, which contains dimetindene maleate, has an antihistamine, antiallergic and antipruritic effect. Regardless of its form, the drug works by blocking histamine maleate, a substance released in the body during an allergic reaction, by dimetindene maleate.

The active substance of the medicinal product prevents the binding of histamine to its receptors, alleviating allergy-related symptoms such as rash, itchy skin, hay fever and other allergic symptoms.

Fenistil in drops is used orally and works 30-60 minutes after administration and lasts from 8 to 12 hours.

Fenistil gel is applied topically and thanks to its rapid absorption and penetration into the skin, it starts working in a few minutes, bringing relief and local anesthesia.

In both formulations, the active substance is dimetindene maleate. 1 ml of Fenistil drops and 1 g of Fenistil in the gel contain 1 mg of the active substance.

Composition of Fenistil in drops and in gel differs in auxiliary substances. The medicinal product in drops, in the form of a colorless, clear solution, contains such excipients as: propylene glycol, benzoic acid, disodium edetate, disodium phosphate dodecahydrate, citric acid monohydrate, sodium saccharin, purified water.

On the other hand, Fenistil in the form of a cooling, non-greasy, colorless and odorless gel, contains excipients such as: benzalkonium chloride, sodium edetate, carbomer (carbopol 974 P), sodium hydroxide 30%, propylene glycol, purified water.

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Fenistil in drops – dosage and method of application

Fenistil in drops is a medicinal product used orally. The dosage of the drug should be in accordance with the information contained in the leaflet attached to the drug or as prescribed by the doctor. If in doubt, always check with your doctor or pharmacist before use.

Correct dosage of the drug:

1. adults and children over 12 years of age should use 3-6 mg of the drug in 3 equal doses, i.e. from 20 to 40 drops 3 times a day;
2. people prone to sleepiness should use the drug in doses of 40 drops before going to bed and 20 drops in the morning during breakfast;
3. use of the drug in children under 12 years of age should be consulted with a doctor.

For children under 12 years of age, the recommended daily dose is 0,1 mg / kg body weight per day, i.e. 2 drops per kg body weight per day. The drug is administered in 3 divided doses, e.g .:

1. 6 drops 3 times a day for an 8-month-old infant weighing 9 kg;
2. 8 drops 3 times a day for a 2-year-old child weighing 12 kg.

The use of this medicine in infants from 1 month to 1 year of age and in children under 6 years of age should only take place after consultation with a doctor and must not exceed the maximum daily dose indicated in the table below.

Fenistil should not be used for more than 7 days and after that time, without any improvement or if your health deteriorates, you should contact your doctor.

When using the drug in infants, remember not to expose it to high temperatures. Therefore, when administering the drug to a bottle-fed infant, add it in the recommended doses to lukewarm milk, immediately before feeding, or give the baby undiluted medicine on a small teaspoon.

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Fenistil in drops – the effects of an overdose

When using Fenistil, do not exceed the recommended dose. If you use a higher dose, contact your doctor or pharmacist immediately.

Symptoms that may arise as a result of overdose of the drug Fenistil include drowsiness (mainly in adults), central nervous system stimulation (mainly in children) including agitation, impaired coordination, hallucinations, tremors, convulsions, urinary retention and fever, as well as drop in blood pressure, coma and cardiopulmonary collapse.

If you miss a dose, make up for it, as long as it is within 2 hours of the next dose, otherwise skip that dose and use it at the usual time.

What should you remember when taking medication? Check: How to take medications effectively?

Fenistil gel – dosage and method of application

Fenistil gel should be used as for any other medicine, in accordance with the guidelines and indications in the leaflet attached to the medicinal product or as prescribed by the doctor or pharmacist.

Fenistil gel is intended for topical application to the affected skin. The gel should be applied in a thin layer 2 to 4 times a day, unless your doctor tells you otherwise. If there is no improvement or deterioration in health after 2 days of using the drug in children and 7 days of using the drug in adults, immediately contact your doctor or pharmacist.

Fenistil gel should not be used in infants and young children on large areas of the skin, especially in the case of wounds, inflammations and 2nd and 3rd degree burns. In cases of severe itching or significant skin damage, the application of the gel topically may be supplemented with Fenistil treatment in the oral form, i.e. drops.

There have been no reports of overdose of Fenistil gel, and skipping a dose of the drug has no effect on its effect. Applying the gel to the skin may cause a burning sensation or dryness. If this medicinal product has got into the mouth or eyes of an adult or a child, contact a doctor immediately.

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Fenistil in drops – indications for use

Fenistil in drops is used to treat the symptoms of allergic diseases. Among the main indications for the use of Fenistil in the form of drops boards are:

1. ascending urticaria due to allergies;
2. itching in the course of atopic dermatitis;
3. allergic contact eczema;
4. endogenous eczema;
5. seasonal allergic mucositis, that is, hay fever;
6. chronic allergic rhinitis, e.g. allergy to dust, animal hair;
7. food and drug allergies;
8. relieving itching in infectious diseases, e.g. smallpox, after insect bites;
9. to prevent allergic reactions that occur during desensitisation treatment.

What is desensitization? Check: Desensitization is an effective method of treating allergies

Fenistil in drops – contraindications

Fenistil in drops should not be used in people who are allergic to dimetindene maleate or any of the other ingredients of the drug.

In addition, administration of this medicine should be avoided in newborns up to one month of age, especially in premature infants. Antihistamines may cause over-agitation in young children, therefore Fenistil can be used in infants from 1 month to 1 year of age and in children under 6 years of age only on the recommendation of a doctor.

The use of Fenistil in drops requires consultation with a doctor in the case of people with glaucoma, epilepsy and urinary retention caused, for example, by enlargement of the prostate gland.

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Fenistil in drops – precautions

The use of Fenistil in drops requires caution in the elderly, as it may cause side effects in such people, such as agitation and tiredness, and even confusion.

Ask your doctor for advice before using this medicine if you are pregnant or breastfeeding, or if you think you may be pregnant or are planning a baby.

Fenistil in drops may worsen psychophysical fitness, i.e. cause a feeling of fatigue, decreased alertness and slower reaction, therefore it is recommended to be cautious when driving or operating machinery.

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Fenistil gel – indications for use

Fenistil gel is a medicine that is applied to the skin in diseased areas. This product is antipruritic, soothes swelling and irritation, and may have an anesthetic effect. Fenistil in the form of a gel is indicated in particular in the event of skin changes as a result of:

1. insect bites;
2. sunburn;
3. superficial 1st degree burns;
4. skin rashes;
5. hives.

Applying the drug to a large area of ​​the skin requires avoiding sun exposure to the gel-covered areas. Due to the constituent propylene glycol and benzalkonium chloride, it should be remembered that skin irritation may occur.

What ointments can be used for burns? Check it out: Burn ointment. How to choose the best preparation?

Fenistil in gel – contraindications to use

Fenistil gel is not recommended for people allergic to the active substance of the drug, i.e. dimetindene maleate and other ingredients.

Second or third degree burns are a contraindication to applying the gel to the skin.

Special precautions should be taken when using Fenistil gel in infants and young children on large areas of the skin affected by wounds, burns and skin inflammations.

Consultation with a doctor or pharmacist requires the use of Feinstil gel by pregnant or breastfeeding women, or when there is a suspicion that the woman is pregnant or planning to become pregnant. These women should not use the drug on a large area of ​​the skin, especially in the case of wounds and inflammations, and during breastfeeding, do not use the gel on the nipples.

The use of Fenistil gel on the skin does not affect the ability to drive vehicles or operate machinery. If you have any doubts about the use of the gel, or if the itching worsens, or if the itching worsens, or if the changes are widespread despite taking the drug, consult your doctor or pharmacist.

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Fenistil – side effects

Like any medicinal product Fenistil in drops and Fenistil in gel may cause side effects, which, however, do not have to occur in every person taking these drugs.

After authorization of the medicinal product, it is important to report any suspected adverse reactions so that the benefit / risk balance of the medicinal product can be monitored.

The general classification of the frequency of adverse body reactions (ADRs) is based on the following principles: very common (≥1 / 10), common (≥1 / 100 to <1/10), uncommon (≥1 / 1 to <000/1), rare ( ≥100 / 1 to <10 / 000), very rare (<1 / 1), not known (cannot be estimated from the available data).

Fenistil in drops may cause side effects which are usually mild and short-lived and occur most often at the beginning of treatment.

The most common symptoms (in more than 1 in 10 people using the medicine) may appear tiredness, and in less than 1 in 10 people using the medicine may experience sleepiness and nervousness.

Rarely, because in less than 1 person in 1000 people using Fenistil drops, symptoms such as agitation, headache, dizziness, gastrointestinal discomfort, nausea, dry mouth, dry throat may appear.

Very rarely, less than 1 person in 10000 people may experience symptoms of an allergic reaction such as difficulty breathing or swallowing, swelling of the face, lips, tongue or throat, severe itching of the skin with a red rash or enlarging blisters, and muscle spasms.

In case of using Fenistil gel, the frequency of side effects cannot be estimated from the available data. Side effects of this formulation include: dry skin, a burning sensation, or allergic skin reactions including rash or itching. In case of worsening of any of the above-mentioned symptoms or other, disturbing side effects of using Fenistil, a doctor or a pharmacist should be notified.

What is an allergic rash and how is it diagnosed? Check: How to recognize an allergic rash? Causes, symptoms and treatment of skin allergies

Fenistil – interactions with other drugs and substances

Fenistil gel can be used when taking other medications. The gel can also be combined with the use of Fenistil in drops to enhance the effect of treatment.

On the other hand, Fenistil in drops should not be used if you drink alcohol, as this drug may increase the effects of alcohol. In addition, without consulting a doctor, you should not use Fenistil drops in the case of taking medications such as:

1. antidepressants;
2. hypnotics and sedatives;
3. anticholinergic drugs, among which we distinguish: bronchodilators (drugs used in the treatment of asthma and bronchospasms), drugs used in spasms in the abdominal cavity (drugs used to prevent stomach and intestinal cramps), drugs dilating the pupils, urological antispasmodics (drugs used in to treat symptoms of urinary incontinence and excessive bladder activity);
4. opioid analgesics;
5. antiemetic drugs;
6. a medicine used to treat some types of cancer – procarbazine;
7. a drug used to prevent the occurrence of motion sickness – scopolamine;
8. anticonvulsants for the treatment of epilepsy;
9. antihistamines used to treat colds, coughs or other allergies.

The physician should be informed about all medications currently or recently taken, including those sold without a prescription.

What drugs should not be combined with each other? Check: Dangerous interactions

Before use, read the leaflet, which contains indications, contraindications, data on side effects and dosage as well as information on the use of the medicinal product, or consult your doctor or pharmacist, as each drug used improperly is a threat to your life or health. Do you need a medical consultation or an e-prescription? Go to halodoctor.pl, where you will get online help – quickly, safely and without leaving your home.