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SOÑODOR DIPHENHYDRAMINE 50 mg TABLETS

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 SOÑODOR DIPHENHYDRAMINE 50 mg TABLETS

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This page provides general information and does not replace a doctor’s consultation. Always consult a doctor before taking any medication. Seek urgent medical care if symptoms are severe.

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Introduction

Package Leaflet: Information for the User

Sonodor Diphenhydramine 50 mg Tablets

Diphenhydramine Hydrochloride

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

Follow the administration instructions of the medication contained in this package leaflet or as indicated by your doctor or pharmacist exactly.

  • 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 or pharmacist, even if they are side effects 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 Sonodor Diphenhydramine is and what it is used for
  2. What you need to know before taking Sonodor Diphenhydramine
  3. How to take Sonodor Diphenhydramine
  4. Possible side effects

5 Conservation of Sonodor Diphenhydramine

  1. Package Contents and Additional Information

1. What Sonodor Diphenhydramine is and what it is used for

Sonodor Diphenhydramine 50 mg tablets are indicated in adults for the symptomatic treatment of occasional insomnia, particularly when there is difficulty falling asleep, such as in situations of restlessness, frequent interruptions during sleep, or early morning waking.

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

Doctor consultation

Not sure if this medicine is right for you?

Discuss your symptoms and treatment with a doctor online.

2. What you need to know before starting to take Sonodor Diphenhydramine

Do not take Sonodor Diphenhydramine:

  • if you are allergic to diphenhydramine hydrochloride or any of the other components of this medication (listed in section 6),
  • if you have asthma,
  • if you have difficulty breathing,
  • if you have chronic pulmonary emphysema (severe lung disease),
  • if you have glaucoma (increased intraocular pressure),
  • if you have difficulty urinating due to prostate problems,
  • if you are pregnant or breastfeeding.

Warnings and Precautions

Consult your doctor or pharmacist before starting to take Sonodor Diphenhydramine.

It is recommended to administer the medication only before bedtime. It should not be administered for a period exceeding 7 days, nor to minors under 18 years, unless with medical knowledge or recommendation, as insomnia may be a symptom of a more important disease. If morning somnolence appears, reduce the dose.

Children and Adolescents

Sonodor Diphenhydramine can only be used in young people between 12 and 18 years under medical recommendation.

The safety and efficacy of Sonodor Diphenhydramine have not been established in children under 12 years. No data are available.

Other Medications and Sonodor Diphenhydramine

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

Sonodor Diphenhydramine should not be administered concomitantly with alcohol, sedatives, tranquilizers, or other central nervous system depressants, due to a possible additive effect. MAOI antidepressants (monoamine oxidase inhibitors) may prolong and intensify the anticholinergic effects of diphenhydramine, so if you are being treated with any of them, you should consult your doctor before taking this medication.

Interference with diagnosis: Sonodor Diphenhydramine may interfere with skin tests using allergens. It is recommended to discontinue this medication at least 3 days before starting such tests and inform the doctor.

Taking Sonodor Diphenhydramine with Food, Beverages, and Alcohol

Consuming alcohol along with Sonodor Diphenhydramine may intensify the effect of the 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.

Do not administer during pregnancy, especially during the first and last trimester, unless, in the medical opinion, the benefits justify the potential risks.

Do not administer during breastfeeding.

Driving and Using Machines

Do not drive or operate tools or machines during treatment with Sonodor Diphenhydramine because this medication produces somnolence.

Sonodor Diphenhydramine contains Lactose

This medication contains lactose. If your doctor has told you that you have an intolerance to certain sugars, consult with them before taking this medication.

3. How to take Sonodor Diphenhydramine

Follow the administration instructions of this medication indicated by your doctor or pharmacist exactly. In case of doubt, consult your doctor or pharmacist again.

Sonodor Diphenhydramine is administered orally. Swallow the tablets with the help of some liquid, 20-30 minutes before bedtime.

The recommended dose is:

  • Adults: 1 tablet per day (50 mg)

Use in Children and Adolescents

  • It can only be used in adolescents between 12 and 18 years under medical recommendation.

Adolescents between 12 and 18 years: The recommended dose is half a tablet per day (25 mg), always under medical recommendation.

The tablets can be divided into two equal halves.

  • Do not administer to children under 12 years. The safety and efficacy of Sonodor Diphenhydramine have not been established in children under 12 years. No data are available.

If you take more Sonodor Diphenhydramine than you should

In case of overdose or accidental ingestion, consult your doctor or pharmacist immediately or call the Toxicology Information Service, phone: 91 562 04 20, indicating the medication and quantity ingested.

If you forget to take Sonodor Diphenhydramine

Do not take a double dose to make up for forgotten doses.

If you have any other doubts about the use of this medication, ask your doctor or pharmacist.

Medicine questions

Started taking the medicine and have questions?

Discuss your symptoms and treatment with a doctor online.

4. Possible Side Effects

Like all medications, this medication can produce side effects, although not all people experience them.

After administration of diphenhydramine hydrochloride, the following adverse reactions have been reported, whose frequency cannot be established with precision:

Occasionally, diarrhea, anorexia (loss of appetite), stomach discomfort or pain, constipation, difficulty urinating, dizziness, confusion, dry mouth, and blurred vision may occur.

Rarely, tremors, skin rash (skin eruption), and photosensitivity have been described.

Exceptionally, certain blood disorders such as leukopenia, thrombocytopenia, and hemolytic anemia have been described.

In most cases, the reported side effects were mild and did not require discontinuation of treatment.

Reporting of 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 Pharmacovigilance System: https://www.notificaram.es. By reporting side effects, you can contribute to providing more information on the safety of this medication.

5. Conservation of Sonodor Diphenhydramine

Keep this medication out of sight and reach of children.

No special storage conditions are required.

Do not use this medication after the expiration date that appears on the packaging after CAD. The expiration date is the last day of the month indicated after CAD.

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

6. Package Contents and Additional Information

Composition of Sonodor Diphenhydramine

  • The active ingredient is diphenhydramine hydrochloride. Each tablet contains 50 mg of diphenhydramine hydrochloride.
  • The other components (excipients) are lactose monohydrate, microcrystalline cellulose, stearic acid, anhydrous colloidal silica, and magnesium stearate.

Appearance of the Product and Package Contents

Scored tablets for oral administration.

The tablets can be divided into two equal halves.

Sonodor Diphenhydramine is presented in aluminum-polyethylene strips in boxes with 10 and 16 tablets.

Marketing Authorization Holder and Manufacturer

Laboratorios Urgo S.L. - C/Florida, 29 - 20120 HERNANI (Guipúzcoa) Spain

Date of the Last Revision of this Package Leaflet: 05/2017

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/

Online doctors for SOÑODOR DIPHENHYDRAMINE 50 mg TABLETS

Discuss questions about SOÑODOR DIPHENHYDRAMINE 50 mg TABLETS, including use, safety considerations and prescription review, subject to medical assessment and local regulations.

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Anastasiia Shalko

Family medicine 13 years exp.

Dr. Anastasiia Shalko is a general practitioner with a background in both paediatrics and general medicine. She graduated from Bogomolets National Medical University in Kyiv and completed her paediatric internship at the P.L. Shupyk National Medical Academy of Postgraduate Education. After working as a paediatrician in Kyiv, she relocated to Spain, where she has been practising general medicine since 2015, providing care for both adults and children.Her work focuses on urgent, short-term medical concerns – situations where patients need quick guidance, symptom assessment and clear next steps. She helps people understand whether their symptoms require in-person evaluation, home management or a change in treatment. Common reasons for booking an online consultation include:

  • acute respiratory symptoms (cough, sore throat, runny nose, fever)
  • viral illnesses such as colds and seasonal infections
  • gastrointestinal complaints (nausea, diarrhoea, abdominal pain, gastroenteritis)
  • sudden changes in how a child or adult feels
  • questions about existing treatment and whether adjustments are needed
  • renewal of prescriptions when clinically appropriate

Dr. Shalko works specifically with urgent and short-term problems, providing practical recommendations and helping patients determine the safest next step. She explains symptoms clearly, guides patients through decision-making and offers straightforward medical advice for everyday acute issues.She does not provide long-term management of chronic conditions, ongoing follow-up or comprehensive care plans for complex long-term illnesses. Her consultations are designed for acute symptoms, sudden concerns and situations where timely medical input is important.With clinical experience in both paediatrics and general medicine, Dr. Shalko confidently supports adults and children. Her communication style is clear, simple and reassuring, helping patients feel informed and supported throughout the consultation.

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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.

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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.

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Andreea Mateescu

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Dr Andreea Mateescu is a board-certified paediatrician with 7 years of clinical experience. She graduated from Carol Davila University of Medicine and Pharmacy in Bucharest, Romania, and completed her paediatric residency at INSMC Alessandrescu-Rusescu. She also holds additional training in general ultrasound diagnostics.

Dr Mateescu focuses on providing high-quality, evidence-based medical care for children, with a strong emphasis on prevention, healthy development, and long-term wellbeing. She believes that clear, empathetic communication with both children and parents is essential for building trust and ensuring effective care.

Online consultations with Dr Mateescu are suitable for:

  • preventive check-ups and monitoring of growth and development;
  • vaccination planning, including personalised and catch-up schedules;
  • assessment of psychomotor, emotional, and physical development;
  • diagnosis and management of acute and chronic paediatric conditions;
  • nutritional guidance for infants and children, including formula selection when medically indicated;
  • care for children with complex or rare conditions;
  • practical guidance and ongoing support for parents.
Dr Mateescu works with patience, empathy, and professionalism, ensuring that each child receives attentive, individualised care. Her goal is to support healthy, balanced development while helping parents feel confident and well-informed at every stage of their child’s care.
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Dr Okeke focuses on general internal medicine and adult primary care, combining clinical accuracy with careful attention to lifestyle, personal context, and everyday health concerns. His consultations are particularly well suited for people who seek medical advice online, live abroad, or need clear guidance without unnecessary complexity.

He provides online consultations covering symptom assessment, prevention, and long-term management of chronic conditions, helping patients understand what is happening and decide on appropriate next steps.

Common reasons for consultation:

  • General internal medicine concerns and initial health assessment.
  • Acute symptoms such as fever, cough, infections, pain, or weakness.
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  • Blood pressure issues, fatigue, metabolic concerns.
  • Preventive consultations and routine check-ups.
  • Interpretation of laboratory results and medical reports.
  • Medical advice for patients receiving care online.

Dr Okeke is known for his clear communication, calm approach, and cultural awareness. He listens carefully, explains medical decisions in a structured way, and supports patients in making informed choices about their health.

Online consultations with Dr Chikeluo Okeke offer reliable internal medicine care without geographic limitations, focused on medical relevance, clarity, and patient comfort.

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Dr. Yevgen Yakovenko is a licensed surgeon and general practitioner in Spain and Germany. He specialises in general, paediatric, and oncological surgery, internal medicine, and pain management. He offers online consultations for adults and children, combining surgical precision with therapeutic support. Dr Yakovenko works with patients across different countries and provides care in Ukrainian, Russian, English, and Spanish.

Areas of medical expertise:

  • Acute and chronic pain: headaches, muscle and joint pain, back pain, abdominal pain, postoperative pain. Identifying the cause, selecting treatment, and creating a care plan.
  • Internal medicine: heart, lungs, gastrointestinal tract, urinary system. Management of chronic conditions, symptom control, second opinions.
  • Pre- and postoperative care: risk assessment, decision-making support, follow-up after surgery, rehabilitation strategies.
  • General and paediatric surgery: hernias, appendicitis, congenital conditions, both planned and urgent surgeries.
  • Injuries and trauma: bruises, fractures, sprains, soft tissue damage, wound care, dressing, referral when in-person care is required.
  • Oncological surgery: diagnosis review, treatment planning, and long-term follow-up.
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  • Second opinions and medical navigation: clarifying diagnoses, reviewing current treatment plans, helping patients choose the best course of action.

Experience and qualifications:

  • 12+ years of clinical experience in university hospitals in Germany and Spain.
  • International education: Ukraine – Germany – Spain.
  • Member of the German Society of Surgeons (BDC).
  • Certified in radiological diagnostics and robotic surgery.
  • Active participant in international medical conferences and research.

Dr Yakovenko explains complex topics in a clear, accessible way. He works collaboratively with patients to analyse health issues and make evidence-based decisions. His approach is grounded in clinical excellence, scientific accuracy, and respect for each individual.

If you are unsure about a diagnosis, preparing for surgery, or want to discuss your test results – Dr Yakovenko will help you evaluate your options and move forward with confidence.

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Lisa Drigo

Paediatrics 34 years exp.

Dr Lisa Drigo is an experienced paediatrician based in Italy with over 30 years of clinical practice. She graduated from Università Cattolica del Sacro Cuore in Rome and has spent decades working within the Italian healthcare system, supporting children and families with both acute care and long-term prevention.

She is well familiar with Italian paediatric standards, including local vaccination schedules, preventive check-ups, growth monitoring, and everyday medical issues faced by families living in Italy. This makes her consultations especially valuable for parents who want guidance that aligns with local medical practice.

Her primary focus is paediatrics, with additional support in family medicine when a child’s health needs to be assessed in a broader family or preventive context.

Patients most often consult her for:

  • Acute infections in children (fever, cough, sore throat, runny nose).
  • Viral and bacterial illnesses, frequent colds.
  • Digestive symptoms such as abdominal pain, nausea, diarrhoea or constipation.
  • Monitoring of growth, weight, and developmental milestones.
  • Vaccination advice according to Italian schedules.
  • Allergic reactions, skin rashes, food sensitivities.
  • General health concerns and everyday questions from parents.
  • Preventive care, nutrition advice, and healthy lifestyle guidance.

Dr Drigo communicates in a clear, calm, and reassuring way, helping parents understand what is happening and what steps to take next. Online consultations allow families to receive reliable paediatric guidance aligned with Italian medical practice, without unnecessary stress or waiting.

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Daniel Cichi

Family medicine 24 years exp.

Dr Daniel Cichi is a family medicine doctor with over 20 years of clinical experience. He provides online consultations for adults, supporting patients with acute symptoms, chronic conditions, and everyday health concerns that require timely medical guidance. His background includes work in emergency care, ambulance services, and family medicine, which allows him to assess symptoms quickly, identify warning signs, and help patients choose the safest next steps – whether that means home care, treatment adjustment, or in-person evaluation. Patients commonly consult Dr Daniel Cichi for: 

  • acute symptoms: fever, infections, flu-like illness, cough, sore throat, shortness of breath;
  • chest discomfort, palpitations, dizziness, fatigue, and blood pressure concerns;
  • digestive problems: abdominal pain, nausea, diarrhoea, constipation, reflux;
  • sexually transmitted infections, erectile dysfunction;
  • muscle, joint, and back pain, minor injuries, post-traumatic symptoms;
  • chronic conditions: hypertension, diabetes, high cholesterol, thyroid disorders, weight loss, hair loss;
  • review and interpretation of lab tests, imaging reports, and medical documents;
  • medication review and treatment adjustment;
  • medical advice while travelling or living abroad;
  • second opinions and guidance on whether in-person care is needed.

Dr Cichi’s consultations are structured and practical. He focuses on clear explanations, risk assessment, and actionable recommendations, helping patients understand their symptoms and make informed decisions about their health.

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Frequently Asked Questions

Is a prescription required for SOÑODOR DIPHENHYDRAMINE 50 mg TABLETS?

SOÑODOR DIPHENHYDRAMINE 50 mg TABLETS does not require a prescription in Spain. You can check with a doctor online whether this medicine may be appropriate for your situation.

Who manufactures SOÑODOR DIPHENHYDRAMINE 50 mg TABLETS?

SOÑODOR DIPHENHYDRAMINE 50 mg TABLETS is manufactured by Laboratorios Urgo S.L.. Pharmacy brands and packaging may differ depending on the distributor.

Which doctors can assess the use of SOÑODOR DIPHENHYDRAMINE 50 mg TABLETS online?

Doctors such as Family doctors, Psychiatrists, Dermatologists, Cardiologists, Endocrinologists, Gastroenterologists, Pulmonologists, Nephrologists, Rheumatologists, Hematologists, Infectious disease physicians, Allergists, Geriatricians, Paediatricians, Oncologists may assess whether SOÑODOR DIPHENHYDRAMINE 50 mg TABLETS is appropriate, depending on your situation and local regulations. You can book an online consultation to discuss your symptoms and possible next steps.

How to buy SOÑODOR DIPHENHYDRAMINE 50 mg TABLETS in Spain?

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 SOÑODOR DIPHENHYDRAMINE 50 mg TABLETS in Madrid, Barcelona, Seville, or Valencia at any local pharmacy with a valid prescription.

To obtain a prescription, you can use Oladoctor:

What are the alternatives to SOÑODOR DIPHENHYDRAMINE 50 mg TABLETS?

Other medicines with the same active substance () include DEXDOR 100 micrograms/ml concentrate for infusion solution (25x2 ml), DEXDOR 100 micrograms/ml concentrate for infusion solution, DEXDOR 100 micrograms/ml concentrate for infusion solution. 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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