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FENISTIL 1 mg /G Gel

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About the medicine

How to use FENISTIL 1 mg/g GEL

Contents of the leaflet

  1. Introduction
  2. What is Fenistil and what is it used for
  3. What you need to know before using Fenistil
  4. How to use Fenistil gel
  5. Possible side effects
  6. Storage of Fenistil
  7. Package contents and additional information

Introduction

Package Leaflet: Information for the User

Fenistil 1 mg/g gel

Dimetindene maleate

Read the package leaflet carefully before starting to take this medication, as it contains important information for you.

Follow the administration instructions for the medication contained in this package leaflet or as indicated by your doctor, pharmacist, or nurse.

  • Keep this package leaflet, as you may need to read it again.
  • If you need advice or more information, consult your pharmacist.
  • If you experience side effects, consult your doctor, pharmacist, or nurse, even if they are not listed in this package leaflet. See section 4.
  • You should consult a doctor if it worsens or does not improve after 7 days.

Contents of the Package Leaflet:

  1. What is Fenistil and what is it used for
  2. What you need to know before using Fenistil
  3. How to use Fenistil
  4. Possible side effects
  5. Storage of Fenistil
  6. Package contents and additional information

1. What is Fenistil and what is it used for

Fenistil gel contains dimetindene maleate, an active ingredient belonging to the group of medications called antihistamines.

Fenistil gel is indicated for the relief of skin itching associated with skin reactions such as minor skin eruptions, urticaria, insect bites, minor sunburns, and minor superficial burns, for adults and children from 1 month of age.

Children over 1 month to 2 years : under medical supervision.

You should consult a doctor if it worsens or does not improve after 7 days of treatment.

Doctor consultation

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2. What you need to know before using Fenistil

Do not use Fenistil:

  • If you are allergic to dimetindene maleate or any of the other components of this medication (listed in section 6).
  • Newborn and premature infants.

Warnings and precautions

Consult your doctor, pharmacist, or nurse before starting to use Fenistil gel.

  • Avoid prolonged exposure to the sun of the treated skin areas.
  • Do not apply to extensive skin areas or mucous membranes.
  • Consult your doctor if symptoms do not improve within a week.

In case of very severe itching or extensive lesions, consult your doctor or pharmacist about the possibility of supplementing the local application of dimetindene maleate with an oral antihistamine.

Children

In infants and young children, do not use on extensive skin areas, particularly if the skin is inflamed or damaged.

Other medications and Fenistil

Inform your doctor or pharmacist if you are using, have recently used, or may need to use any other medication.

Pregnancy, breastfeeding, and fertility

If you are pregnant or breastfeeding, think you may be pregnant, or plan to become pregnant, consult your doctor or pharmacist before using this medication.

During pregnancy and breastfeeding, Fenistil gel should not be applied to extensive skin areas, especially if the skin is inflamed or damaged.

During breastfeeding, do not apply the product to the nipples. Also, do not apply this medication to the breast as it contains benzalkonium chloride, which could pass to the baby.

Driving and using machines

The application of Fenistil gel to the skin does not affect the ability to drive or use machines.

Fenistil gel contains benzalkonium chloride and propylene glycol (E-1520)

This medication contains 0.1 mg of benzalkonium chloride per dose of gel, equivalent to 0.05 mg per gram of gel. Benzalkonium chloride may cause skin irritation. Do not apply to mucous membranes.

Do not apply this medication to the breast during breastfeeding as it could pass to the baby.

This medication contains 300 mg of propylene glycol per dose of gel, equivalent to 150 mg per gram of gel.

3. How to use Fenistil gel

Follow the administration instructions for the medication contained in this package leaflet or as indicated by your doctor, pharmacist, or nurse. In case of doubt, consult your doctor, pharmacist, or nurse again.

The recommended dose is:

Adults and children over 2 years:

Apply a small amount of the medication to the affected area. The operation can be repeated 2 to 4 times a day, if necessary.

Children over 1 month to 2 years : use under medical supervision

If it worsens or does not improve after 7 days of treatment, consult your doctor.

In case of very severe itching or extensive lesions, consult your doctor or pharmacist.

How to use

Fenistil gel is a topical medication. For use on intact skin, without wounds.

Do not use on extensive skin areas or mucous membranes.

Apply a small amount of the medication to the area to be treated. Then, gently massage with your hand to facilitate the penetration of the medication into the skin.

If you use more Fenistil than you should

Accidental ingestion of a considerable amount of Fenistil gel may induce some symptoms characteristic of an overdose of H1 antihistamines: central nervous system depression with drowsiness (mainly in adults), central nervous system stimulation (excitability), and antimuscarinic effects (especially in children and the elderly), including coordination difficulties (ataxia), hallucinations, involuntary muscle contractions (tonic-clonic spasms), pupil dilation (mydriasis), dry mouth, facial flushing, urinary retention, and fever. Hypotension may also occur.

In case of overdose or accidental ingestion, immediately consult your doctor or pharmacist, or call the Toxicology Information Service (telephone 91 562 04 20), indicating the medication and the amount ingested.

Medicine questions

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4. Possible side effects

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

When using this product, you may experience:

  • Skin dryness
  • Skin burning sensation
  • Rash and itching

Reporting side effects

If you experience any type of side effect, consult your doctor or pharmacist, even if it is a possible side effect not listed in this package leaflet. You can also report them directly through the Spanish Medication Surveillance System for Human Use. Website: www.notificaRAM.es. By reporting side effects, you can contribute to providing more information on the safety of this medication.

5. Storage of Fenistil

Keep this medication out of sight and reach of children.

Do not use this medication after the expiration date shown on the box and tube after CAD. The expiration date is the last day of the month indicated.

Do not store above 25°C.

Medications should not be disposed of through wastewater or household waste. Deposit the packaging and unused medications at the SIGRE collection point in the pharmacy. In case of doubt, ask your pharmacist how to dispose of the packaging and medications you no longer need. This will help protect the environment.

6. Package contents and additional information

Composition of Fenistil

  • The active ingredient is dimetindene maleate. Each gram of gel contains 1 mg of dimetindene maleate.
  • The other components (excipients) are benzalkonium chloride, disodium edetate, carbomer, sodium hydroxide, propylene glycol, and purified water.

Appearance of the product and package contents

Colorless, odorless, and non-greasy gel.

Fenistil gel is available in 30 g and 50 g packages.

Marketing authorization holder

Haleon Spain, S.A.

Paseo de la Castellana, 259D, 32nd floor,

28046 Madrid, Spain

Manufacturer

Haleon Germany GmbH

Barthstrasse, 4 - 80339

Munich (Germany)

Date of the last revision of this package leaflet: January 2020

Other sources of information

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

  • FENISTIL 1 mg/g GEL
  • Country of registration
  • Dosage form
    GEL, 100 mg dimetindene maleate
  • ATC code
    D04AA13
  • Active substance
  • Prescription required
    No
  • Manufacturer
  • Composition
    CLORURO DE BENZALCONIO SOLUCION AL 50% (5 mg mg), EDETATO DE DISODIO (50 mg mg), HIDROXIDO DE SODIO (E 524) (1 mg mg), PROPILENGLICOL (15 mg mg)
  • Alternatives to FENISTIL 1 mg/g GEL
    Dosage form: GEL, 1 mg/g
    Active substance: dimetindene
    Prescription not required
    Dosage form: GEL, 1 mg/g
    Active substance: dimetindene
    Manufacturer: Grindeks As
    Prescription not required
    Dosage form: EMULSION, 1 mg
    Active substance: dimetindene
    Manufacturer: Haleon Spain S.A.
    Prescription not required

Online doctors for FENISTIL 1 mg/g GEL

Discuss questions about FENISTIL 1 mg/g GEL, including use, safety considerations and prescription review, subject to medical assessment and local regulations.

Doctor
5.0(1)

Tomasz Grzelewski

DermatologyAllergology21 years of experience

Dr Tomasz Grzelewski is an MD, PhD specialist in allergy, paediatrics, general practice and sports medicine, with a clinical focus on dermatology, endocrinology, allergology and sports-related health. He has more than 20 years of clinical experience and completed his medical training at the Medical University of Łódź, where he defended his PhD thesis with distinction. His doctoral research was recognised by the Polish Society of Allergology for its innovative contribution to the field. Throughout his career, he has gained extensive expertise in diagnosing and managing a wide range of allergic and paediatric conditions, including modern allergen desensitisation techniques. For five years, Dr Grzelewski served as the Head of two paediatric departments in Poland, managing complex clinical cases and leading multidisciplinary teams. He also worked in medical centres in the United Kingdom, gaining experience across both primary care and specialist environments. With over a decade of telemedicine experience, he has provided online consultations across Europe and is valued for his clear, structured and evidence-based medical guidance. Dr Grzelewski is actively involved in clinical programmes focused on modern anti-allergic therapies. As a Principal Investigator, he leads research projects on sublingual and oral allergen desensitisation, supporting evidence-based progress in allergy treatment for both children and adults. In addition to his background in allergology and paediatrics, he completed dermatology studies through the Cambridge Education Group (Royal College of Physicians of Ireland) and a Clinical Endocrinology course at Harvard Medical School. This advanced training enhances his ability to manage skin manifestations of allergies, atopic conditions, urticaria, endocrine-related symptoms and complex immunological reactions. Patients commonly seek his care for: 

  • seasonal and perennial allergies
  • allergic rhinitis and chronic nasal symptoms
  • asthma and breathing difficulties
  • food and medication allergies
  • urticaria, atopic dermatitis and skin reactions
  • recurrent infections in children
  • sports-related health questions
  • general family medicine concerns

Dr Tomasz Grzelewski is known for his clear communication style, structured medical approach and ability to explain treatment options in a concise and accessible way. His multidisciplinary background across allergy, paediatrics, dermatology and endocrinology allows him to provide safe, up-to-date and comprehensive care for patients of all ages.

Book a video appointment
€106
Doctor
5.0(7)

Lizaveta Trafimchuk Takhvaniuk

DermatologyGeneral medicine10 years of experience

Dr. Lizaveta Trafimchuk Takhvaniuk graduated in Medicine and subsequently specialized in Dermatology and Venereology. She has more than 10 years of clinical experience and is licensed to practice in Spain, where she focuses on the comprehensive diagnosis and treatment of dermatological conditions.

Throughout her education and professional career, Dr. Trafimchuk has gained extensive experience in managing diseases of the skin, hair, and nails, as well as in the diagnosis, treatment, and prevention of sexually transmitted infections (STIs). Her clinical approach is based on evidence-based medicine, combined with personalized care tailored to each patient’s needs.

In her daily practice, she treats a wide range of dermatological conditions, including chronic inflammatory dermatoses such as acne, rosacea, atopic dermatitis, psoriasis, and eczema. She also has experience in treating pigmentation disorders, including melasma, post-inflammatory hyperpigmentation, and dyschromia.

She has developed a particular interest in trichology, treating various types of alopecia, chronic hair loss, and scalp disorders. In addition, she has experience in managing infectious dermatoses of fungal, viral, and bacterial origin, as well as in evaluating benign and suspicious skin lesions, with referral to specialized care when necessary.

With a strong interest in a comprehensive approach to skin health, she also treats scars, post-procedural skin changes, and conditions related to hormonal factors and aging, including those associated with pregnancy, menopause, and age-related skin changes.

Thanks to her experience and continuous professional development, Dr. Trafimchuk provides high-quality medical care that is professional, confidential, and aligned with modern dermatology standards.

Book a video appointment
€72
Doctor
0.0(0)

Daria Litash

Dermatology2 years of experience

Dr. Daria Litash is an experienced physician specializing in general medicine, weight management, healthy weight loss, and overall wellness. Her approach combines thorough medical assessment with personalized recommendations to help patients improve their health and maintain an active, balanced lifestyle.

During every online consultation, she places particular emphasis on taking a detailed medical history and identifying the underlying causes of symptoms. When clinically appropriate, she recommends blood tests or additional diagnostic investigations to provide a more accurate assessment and create an individualized treatment plan.

Her main areas of expertise include:

  • Healthy weight management and weight loss
  • Overweight treatment and long-term weight maintenance
  • Hair loss assessment and management
  • Skin health evaluation
  • General medical consultations for adults
  • Preventive medicine and healthy lifestyle guidance

Dr. Litash also holds a qualification in Aesthetic Medicine, allowing her to approach skin and hair concerns from both a medical and preventive perspective, always following evidence-based principles and current clinical recommendations.

Her professional background includes several years of experience working in community pharmacy in Spain, providing her with extensive knowledge of medications, treatment options, and therapeutic alternatives available on the Spanish market, as well as experience in selecting international pharmaceutical products when clinically appropriate.

Her online consultations are designed to provide clear, personalized, and patient-centered medical care, helping individuals better understand their health, make informed treatment decisions, and achieve sustainable long-term wellbeing.

Book a video appointment
€96

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Frequently Asked Questions

FENISTIL 1 mg/g GEL does not require a prescription in Spain. You can check with a doctor online whether this medicine may be appropriate for your situation.

The active ingredient in FENISTIL 1 mg/g GEL is dimetindene. This information helps identify medicines with the same composition but different brand names.

FENISTIL 1 mg/g GEL is manufactured by Haleon Spain S.A.. Pharmacy brands and packaging may differ depending on the distributor.

Doctors such as Family doctors, Psychiatrists, Dermatologists, Cardiologists, Endocrinologists, Gastroenterologists, Pulmonologists, Nephrologists, Rheumatologists, Hematologists, Infectious disease physicians, Allergists, Geriatricians, Paediatricians, Oncologists may assess whether FENISTIL 1 mg/g GEL is appropriate, depending on your situation and local regulations. You can book an online consultation to discuss your symptoms and possible next steps.

Spain has a well-developed healthcare infrastructure across major cities such as Madrid, Barcelona, Valencia, and Seville. Pharmacies are widely available and operate under strict regulations, ensuring access to prescribed medications.

You can buy FENISTIL 1 mg/g GEL in Madrid, Barcelona, Seville, or Valencia at any local pharmacy with a valid prescription.

To obtain a prescription, you can use Oladoctor:

Other medicines with the same active substance (dimetindene) include DERMAPIC 1 mg/g GEL, DIMESTIL 1mg/g GEL, FENISTIL 1 mg/ml CUTANEOUS EMULSION. These may have different brand names or formulations but contain the same therapeutic ingredient. Always consult a doctor before switching or starting a new medicine.

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