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Viread 123 mg FILM-COATED TABLETS

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About the medicine

How to use Viread 123 mg FILM-COATED 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

Viread 123 mg Film-Coated Tablets

Tenofovir Disoproxil

Read all of this leaflet carefully before your child starts taking this medicine because it contains important information for you.

  • Keep this leaflet, you may need to read it again.
  • If you have any further questions, ask your child's doctor or pharmacist.
  • This medicine has been prescribed for your child only. Do not give it to others, even if they have the same symptoms as your child, as it may harm them.
  • If your child experiences any side effects, consult your child's doctor or pharmacist, even if they are not listed in this leaflet. See section 4.

Contents of the Package Leaflet

  1. What is Viread and what is it used for
  2. What you need to know before your child takes Viread
  3. How to take Viread
  4. Possible side effects
  5. Storage of Viread
  6. Contents of the pack and other information

1. What is Viread and what is it used for

Viread contains the active substance tenofovir disoproxil. This active substance is an antiretroviral or antiviral medicine used to treat HIV or HBV infection or both. Tenofovir is a nucleotide reverse transcriptase inhibitor, commonly known as NtRTI, which works by interfering with the normal functioning of an enzyme (reverse transcriptase in HIV and DNA polymerase in hepatitis B) that is essential for the viruses to reproduce. For the treatment of HIV infection, Viread must always be used in combination with other medicines.

Viread 123 mg film-coated tablets is a medicine used to treat HIV (Human Immunodeficiency Virus) infection.

Viread 123 mg film-coated tablets is for use in children. It is only suitable for:

  • children between 6 and less than 12 years of age
  • who weigh between 17 kg and less than 22 kg
    • who have already been treatedwith other HIV medicines which are no longer fully effective due to the development of resistance, or which have caused side effects.

Viread 123 mg film-coated tablets is also a medicine used to treat chronic hepatitis B, an infection caused by the hepatitis B virus (HBV).

Viread 123 mg film-coated tablets is for use in children. It is only suitable for:

  • children between 6 and less than 12 years of age
  • who weigh between 17 kg and less than 22 kg

Your child does not need to have HIV to be treated with Viread for HBV.

This medicine is not a cure for HIV infection. While your child is taking Viread, they may still develop infections or other illnesses associated with HIV. Your child can also still pass on HIV or HBV to others. Therefore, it is important for them to take precautions to avoid infecting others.

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 your child takes Viread

Do not give Viread

  • If your child is allergicto tenofovir, tenofovir disoproxil or any of the other ingredients of this medicine (listed in section 6).
  • If this is the case for your child, tell their doctor immediately and do not give them Viread.

Warnings and precautions

  • In the case of HIV, Viread 123 mg film-coated tablets is only suitable for children who have already been treatedwith other HIV medicines which are no longer fully effective due to the development of resistance, or which have caused side effects.
  • Check your child's age and weightto see if Viread 123 mg film-coated tablets is suitable, see Children and adolescents.

Consult your child's doctor or pharmacist before starting treatment with Viread.

  • Be careful not to pass on your infection to others.While taking this medicine, your child can still pass on HIV to others, although effective antiviral treatment reduces the risk. Viread does not reduce the risk of passing on HBV to others through sexual contact or blood contamination. Consult your child's doctor about what precautions are necessary to avoid infecting others.
  • If your child has had kidney disease or if their blood tests have shown kidney problems, consult your child's doctor or pharmacist.Viread should not be given to children with existing kidney problems. Viread can affect your child's kidneys during treatment. Before starting treatment, your child's doctor may ask for blood tests to check their kidney function. Your child's doctor may also ask for blood tests during treatment to monitor their kidney function.

Viread is not normally taken with other medicines that can harm your child's kidneys (see Taking Viread with other medicines). If this is unavoidable, your child's doctor will monitor their kidney function once a week.

  • Bone problems.Some adult patients with HIV who receive combination antiretroviral therapy may develop a bone disease called osteonecrosis (death of bone tissue due to lack of blood supply to the bone). Among the many risk factors for developing this disease are the duration of combination antiretroviral therapy, the use of corticosteroids, alcohol consumption, severe immunosuppression, and high body mass index. The symptoms of osteonecrosis are: stiffness in the joints, pain and discomfort (especially in the hip, knee, and shoulder), and difficulty moving. If you notice any of these symptoms, inform your child's doctor.

Bone problems (sometimes resulting in fractures) may also occur due to damage to the kidney tubule cells (see section 4, Possible side effects).

  • Tell your child's doctor if they have a history of liver disease, including hepatitis.Patients with liver disease, including chronic hepatitis B or C, treated with antiretrovirals, have a higher risk of serious and potentially life-threatening liver complications. If your child has hepatitis B infection, their doctor will carefully consider the best treatment for them. If your child has a history of liver disease or chronic hepatitis B infection, their doctor may perform blood tests to monitor their liver function.
  • Infections.If your child has advanced HIV infection (AIDS) and has another type of infection, they may develop symptoms of infection and inflammation or worsening of the symptoms of an existing infection when they start treatment with Viread. These symptoms may indicate that their improved immune system is fighting the infection. Be aware of signs of inflammation or infection soon after your child starts taking Viread. If you notice signs of inflammation or infection, tell their doctor immediately.

In addition to opportunistic infections, autoimmune disorders (a condition that occurs when the immune system attacks healthy body tissue) may also occur after your child starts taking medicines for the treatment of their HIV infection.

Autoimmune disorders may occur many months after starting treatment. If you notice that your child has any symptoms of infection or other symptoms such as muscle weakness, weakness starting in the hands and feet and moving up towards the trunk of the body, palpitations, tremors, or hyperactivity, inform their doctor immediately to receive the necessary treatment.

Children and adolescents

Viread 123 mg film-coated tablets is only suitable for:

  • Children infected with HIV-1 between 6 and less than 12 years of age who weigh between 17 kg and less than 22 kg and have been treatedwith other HIV medicines which are no longer fully effective due to the development of resistance, or which have caused side effects.
    • Children infected with HBV between 6 and less than 12 years of age who weigh between 17 kg and less than 22 kg.

Viread 123 mg film-coated tablets is not suitable for the following groups:

  • Not forchildren who weigh less than 17 kg or 22 kg or more. Consult your child's doctor if they are outside the permitted weight range.
  • Not forchildren and adolescents under 6 years of age or 12 years of age or older.

For dosing information, see section 3, How to take Viread.

Other medicines and Viread

Tell your child's doctor or pharmacist if your child is taking, has recently taken, or might take any other medicines.

  • Do not stop treatment with any anti-HIV medicinesprescribed by your child's doctor when starting treatment with Viread if they have both HBV and HIV.
  • Do not give Vireadif your child is using medicines that already contain tenofovir disoproxil or tenofovir alafenamide. Do not give Viread with medicines that contain adefovir dipivoxil (a medicine used to treat chronic hepatitis B).
  • It is very important that you tell your child's doctor if your child is taking other medicines that may harm their kidneys.

These medicines include:

  • aminoglycosides, pentamidine, or vancomycin (used to treat bacterial infections),
  • amphotericin B (used to treat fungal infections),
  • foscarnet, ganciclovir, or cidofovir (used to treat viral infections),
  • interleukin-2 (used to treat cancer),
  • adefovir dipivoxil (used to treat HBV infection),
  • tacrolimus (used to produce immune system suppression),
  • non-steroidal anti-inflammatory drugs (NSAIDs, to relieve bone or muscle pain).
  • Other medicines that contain didanosine (for HIV infection):Taking Viread with other antiviral medicines that contain didanosine may increase didanosine levels in the blood and may reduce CD4 cell count. When medicines containing tenofovir disoproxil and didanosine are taken together, rare cases of pancreatitis and lactic acidosis (excess lactic acid in the blood) have been reported, sometimes fatally. Your child's doctor will carefully consider whether they should be treated with combinations of tenofovir and didanosine.
  • It is also important that you inform your doctorif your child is taking ledipasvir/sofosbuvir, sofosbuvir/velpatasvir, or sofosbuvir/velpatasvir/voxilaprevir to treat hepatitis C virus infection.

Taking Viread with food and drinks

Give Viread with food(for example, a meal or snack).

Pregnancy and breastfeeding

If the girl is pregnant or breastfeeding, or thinks she may be pregnant, consult her doctor or pharmacist before taking this medicine.

  • The girl must not take Viread during pregnancyunless she has specifically discussed this with her doctor. Although there are limited clinical data on the use of Viread in pregnant women, it is not normally used unless absolutely necessary.
  • If the girl becomes pregnant,ask her doctor about the risks and benefits of antiretroviral therapy for her and her baby.
  • If the girl has taken Vireadduring her pregnancy, her doctor may ask for regular blood tests and other diagnostic tests to monitor the development of the baby. In children whose mothers took medicines like Viread (NtRTI) during pregnancy, the benefit of protection against the virus was greater than the risk of side effects.
  • The girl must not breastfeed during treatment with Viread.This is because the active ingredient of this medicine passes into breast milk.
  • The girl must not breastfeed to avoid passing on the virus to the baby through breast milk.

Driving and using machines

Viread may cause dizziness. If your child feels dizzy during treatment with Viread, they should not drive or ride a bicycle,or operate tools or machines.

Viread contains lactose

Tell your child's doctor before giving Viread.If their doctor has told them that your child is intolerant to some sugars, consult with them before giving this medicine.

3. How to take Viread

Your child must follow their doctor's or pharmacist's instructions for taking this medicine exactly.If they are unsure, they should consult their doctor or pharmacist again.

The recommended dose is:

  • Children between 6 and less than 12 years of age who weigh between 17 kg and less than 22 kg:

1 tablet once daily with food (for example, a meal or snack).

Their doctor will monitor their weight.

Your child must always take the dose recommended by their doctor.This is to ensure that their medicine is fully effective and to reduce the risk of developing resistance to treatment. Do not change the dose unless their doctor tells them to.

In the case of HIV, their doctor will prescribe Viread with other antiretroviral medicines.

Consult the package leaflets of the other antiretrovirals to find out how to take these medicines.

If your child takes more Viread than they should

If your child accidentally takes too many Viread tablets, they may be at greater risk of experiencing possible side effects with this medicine (see section 4, Possible side effects). Consult their doctor or go to the nearest emergency department. Take the pack of tablets with them so that they can easily describe what your child has taken.

If your child forgets to take Viread

It is important that your child does not miss a dose of Viread. If they miss a dose, determine how long ago they should have taken it.

  • If it is less than 12 hourssince they were supposed to take it, they should take it as soon as possible, and then take their next dose at the usual time.
  • If it is more than 12 hourssince they were supposed to take it, they should not take the missed dose. Wait and give the next dose at the usual time. Do not give a double dose to make up for missed doses.

If your child vomits before 1 hour has passed after taking Viread,give them another tablet. Your child does not need to take another tablet if they vomit more than 1 hour after taking Viread.

If your child stops taking Viread

Your child should not stop taking Viread without their doctor's advice. Stopping treatment with Viread may reduce the effectiveness of the treatment recommended by their doctor.

If your child has hepatitis B or HIV and hepatitis B co-infection,it is very important that they do not stop their treatment with Viread without first talking to their doctor. After stopping treatment with Viread, some patients have had blood tests or symptoms indicating that their hepatitis has worsened. It may be necessary for them to have blood tests for several months after stopping treatment. In patients with advanced liver disease or cirrhosis, it is not recommended to stop treatment as this may lead to worsening of their hepatitis.

  • Talk to their doctor before they stop taking Viread for any reason, particularly if they are experiencing any side effects or have another illness.
  • Talk to their doctor immediately if they experience any new or unusual symptoms after stopping their treatment, particularly those symptoms that they think may be related to their hepatitis B virus infection.
  • Contact their doctor before they restart taking Viread tablets.

If you have any other questions about the use of this medicine, ask your child's doctor or pharmacist.

Medicine questions

Started taking the medicine and have questions?

Discuss your symptoms and treatment with a doctor online.

4. Possible Adverse Effects

During HIV treatment, there may be an increase in weight and glucose and lipid levels in the blood. This may be partly related to the recovery of health and lifestyle, and in the case of blood lipids, sometimes with HIV medications themselves. The child's doctor will monitor these changes.

Like all medications, this medication may produce adverse effects, although not all people suffer from them.

Possible Serious Adverse Effects: Inform the Child's Doctor Immediately

  • Lactic Acidosis(excess lactic acid in the blood) is a rare(may affect up to 1 in 1,000 patients) but serious adverse effect that can be fatal. The following adverse effects may be signs of lactic acidosis:
  • deep and rapid breathing
  • drowsiness
  • nausea, vomiting, and stomach pain
  • If you think the child may have lactic acidosis, contact the child's doctor immediately.

Other Possible Serious Adverse Effects

The following adverse effects are uncommon(may affect up to 1 in 100 patients):

  • abdominal pain(stomach) caused by pancreas inflammation
  • kidney tubule cell damage

The following adverse effects are rare (may affect up to 1 in 1,000 patients):

  • kidney inflammation, increased urine volume, and thirst
  • changes in urineand back paindue to kidney problems, including kidney failure
  • bone weakening (with bone painand sometimes resulting in fractures), which may occur due to kidney tubule cell damage.
  • fatty liver
  • If you think the child may have any of these serious adverse effects, consult the child's doctor.

More Frequent Adverse Effects

The following adverse effects are very common(may affect at least 10 out of 100 patients):

  • diarrhea, vomiting, nausea, dizziness, rash, feeling weak

Lab tests may also show:

  • decreased blood phosphate levels

Other Possible Adverse Effects

The following adverse effects are common(may affect up to 10 out of 100 patients):

  • flatulence

Lab tests may also show:

  • liver problems

The following adverse effects are uncommon(may affect up to 1 in 100 patients):

  • muscle rupture, muscle pain, or muscle weakness

Lab tests may also show:

  • decreased blood potassium levels
  • increased blood creatinine levels
  • pancreas problems

Muscle rupture, bone weakening (with bone pain and sometimes resulting in fractures), muscle pain, muscle weakness, and decreased blood potassium or phosphate levels may occur due to kidney tubule cell damage.

The following adverse effects are rare(may affect up to 1 in 1,000 patients):

  • abdominal pain (stomach) caused by liver inflammation
  • swelling of the face, lips, tongue, or throat

Reporting Adverse Effects

If the child experiences any adverse effects, consult the child's doctor or pharmacist,even if they are possible adverse effects not listed in this leaflet. You can also report them directly through the national reporting system listed in Appendix V. By reporting adverse effects, you can help provide more information on the safety of this medication.

5. Storage of Viread

Keep this medication out of sight and reach of children.

Do not use this medication after the expiration date stated on the bottle and carton after EXP. The expiration date is the last day of the month indicated.

No special storage conditions are required.

Medications should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of the packaging and any unused medication. This will help protect the environment.

6. Package Contents and Additional Information

Viread Composition

  • The active ingredient is tenofovir. Each Viread tablet contains 123 mg of tenofovir disoproxil (as fumarate).
  • Other ingredients are:microcrystalline cellulose (E460), pregelatinized starch, sodium croscarmellose, lactose monohydrate, and magnesium stearate (E572), which make up the tablet core; and lactose monohydrate, hypromellose (E464), titanium dioxide (E171), and triacetin (E1518), which make up the tablet coating.

See section 2 "Viread contains lactose".

Product Appearance and Package Contents

White, triangular, film-coated tablets, 8.5 mm in diameter, marked with "GSI" on one side and "150" on the other. Viread 123 mg film-coated tablets are available in bottles containing 30 tablets. Each bottle contains a silica gel desiccant that should be kept inside the bottle to protect the tablets. The silica gel desiccant is contained in a separate pouch or container and should not be swallowed.

This medication is available in packs of 1 bottle of 30 film-coated tablets and 3 bottles of 30 film-coated tablets. Not all pack sizes may be marketed.

Marketing Authorization Holder and Manufacturer

Marketing Authorization Holder:

Gilead Sciences Ireland UC

Carrigtohill

County Cork, T45 DP77

Ireland

Manufacturer:

Gilead Sciences Ireland UC

IDA Business & Technology Park

Carrigtohill

County Cork

Ireland

For more information about this medication, contact the local representative of the Marketing Authorization Holder:

België/Belgique/Belgien

Gilead Sciences Belgium SPRL-BVBA

Tel: + 32 (0) 24 01 35 50

Lietuva

Gilead Sciences Poland Sp. z o.o.

Tel: + 48 22 262 8702

??????

Gilead Sciences Ireland UC

Tel: + 353 (0) 1 686 1888

Luxembourg/Luxemburg

Gilead Sciences Belgium SPRL-BVBA

Tel: + 32 (0) 24 01 35 50

Ceská republika

Gilead Sciences s.r.o.

Tel: + 420 910 871 986

Magyarország

Gilead Sciences Ireland UC

Tel: + 353 (0) 1 686 1888

Danmark

Gilead Sciences Sweden AB

Tlf: + 46 (0) 8 5057 1849

Malta

Gilead Sciences Ireland UC

Tel: + 353 (0) 1 686 1888

Deutschland

Gilead Sciences GmbH

Tel: + 49 (0) 89 899890-0

Nederland

Gilead Sciences Netherlands B.V.

Tel: + 31 (0) 20 718 36 98

Eesti

Gilead Sciences Poland Sp. z o.o.

Tel: + 48 22 262 8702

Norge

Gilead Sciences Sweden AB

Tlf: + 46 (0) 8 5057 1849

Ελλ?δα

Gilead Sciences Ελλ?ς Μ.ΕΠΕ.

Τηλ: + 30 210 8930 100

Österreich

Gilead Sciences GesmbH

Tel: + 43 1 260 830

España

Gilead Sciences, S.L.

Tel: + 34 91 378 98 30

Polska

Gilead Sciences Poland Sp. z o.o.

Tel: + 48 22 262 8702

France

Gilead Sciences

Tél: + 33 (0) 1 46 09 41 00

Portugal

Gilead Sciences, Lda.

Tel: + 351 21 7928790

Hrvatska

Gilead Sciences Ireland UC

Tel: + 353 (0) 1 686 1888

România

Gilead Sciences Ireland UC

Tel: + 353 (0) 1 686 1888

Ireland

Gilead Sciences Ireland UC

Tel: + (0) 353 (0) 214 825 999

Slovenija

Gilead Sciences Ireland UC

Tel: + 353 (0) 1 686 1888

Ísland

Gilead Sciences Sweden AB

Sími: + 46 (0) 8 5057 1849

Slovenská republika

Gilead Sciences Slovakia s.r.o.

Tel: + 421 232 121 210

Italia

Gilead Sciences S.r.l.

Tel: + 39 02 439201

Suomi/Finland

Gilead Sciences Sweden AB

Puh/Tel: + 46 (0) 8 5057 1849

Κ?προς

Gilead Sciences Ελλ?ς Μ.ΕΠΕ.

Τηλ: + 30 210 8930 100

Sverige

Gilead Sciences Sweden AB

Tel: + 46 (0) 8 5057 1849

Latvija

Gilead Sciences Poland Sp. z o.o.

Tel: + 48 22 262 8702

United Kingdom

Gilead Sciences Ltd.

Tel: + 44 (0) 8000 113 700

Date of Last Revision of this Leaflet:{MM/YYYY}

Detailed information on this medication is available on the European Medicines Agency website: http://www.ema.europa.eu.

Online doctors for Viread 123 mg FILM-COATED TABLETS

Discuss questions about Viread 123 mg FILM-COATED TABLETS, including use, safety considerations and prescription review, subject to medical assessment and local regulations.

5.0 (48)
Doctor

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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Hocine Lokchiri

General medicine 21 years exp.

Dr. Hocine Lokchiri is a French consultant with over 20 years of experience in General and Emergency Medicine. He works with adults and children, helping patients with urgent symptoms, infections, sudden health changes and everyday medical concerns that require timely evaluation. His background includes clinical practice in France, Switzerland and the United Arab Emirates, which allows him to navigate different healthcare systems and manage a wide range of conditions with confidence. Patients value his calm, structured approach, clear explanations and evidence-based decision-making.

Online consultations with Dr. Lokchiri are suitable for many situations when someone needs quick medical guidance, reassurance or a clear next step. Common reasons for booking include:

  • fever, chills, fatigue and viral symptoms
  • cough, sore throat, nasal congestion, breathing discomfort
  • bronchitis and mild asthma flare-ups
  • nausea, diarrhoea, abdominal pain, digestive infections
  • rashes, allergic reactions, redness, insect bites
  • muscle or joint pain, mild injuries, sprains
  • headache, dizziness, migraine symptoms
  • stress-related symptoms, sleep disturbances
  • questions about test results and treatment plans
  • management of chronic conditions in stable phases
Many patients reach out when symptoms appear suddenly and cause concern, when a child becomes unwell unexpectedly, when a rash changes or spreads, or when it’s unclear whether an in-person examination is necessary. His emergency medicine background is particularly valuable online, helping patients understand risk levels, identify warning signs and choose safe next steps.

Some situations are not suitable for online care. If a patient has loss of consciousness, severe chest pain, uncontrolled bleeding, seizures, major trauma or symptoms suggesting a stroke or heart attack, he will advise seeking immediate local emergency services. This improves safety and ensures patients receive the right level of care.

Dr. Lokchiri’s professional training includes:

  • Advanced Trauma Life Support (ATLS)
  • Basic and Advanced Cardiac Life Support (BLS/ACLS)
  • Pediatric Advanced Life Support (PALS)
  • Prehospital Trauma Life Support (PHTLS)
  • eFAST and critical care transthoracic echocardiography
  • aviation medicine
He is an active member of several professional organisations, including the French Society of Emergency Medicine (SFMU), the French Association for Emergency Physicians (AMUF) and the Swiss Society of Emergency and Rescue Medicine (SGNOR). In consultations, he works with clarity and precision, helping patients understand their symptoms, possible risks and the safest treatment options.
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Doctor

Tomasz Grzelewski

Dermatology 21 years exp.

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.

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Doctor

Andrei Popov

General medicine 7 years exp.

Dr. Andrei Popov is a family physician with specialized training in the management of chronic pain. He provides video consultations for adults in Spain and across Europe: whether you have been living with pain for months that no one has been able to properly explain, or you need to resolve a health issue without waiting weeks for an appointment.

His approach is clear: to listen, organize your case, and provide you with a practical roadmap based on evidence-based medicine and adapted to your medical history and personal needs.

Pain: how he can help

  • Chronic pain (more than 3 months
  • Migraine and recurrent or high-intensity headaches
  •  Neck, lower back, back and joint pain
  •  Post-traumatic pain after injuries or surgeries
  •  Pain of neurological origin: neuralgia, neuropathic pain, fibromyalgia

General medicine

  • Frequent respiratory infections (cold, flu, persistent cough)
  • Hypertension, diabetes and metabolic disorders
  • Review of laboratory tests and MRI/CT reports (explained in clear language)
  • Preventive medicine and health monitoring
  • Second opinions and treatment adjustments (when clinically appropriate)

What the consultation is like
 Each session lasts up to 30 minutes. We review symptoms, medical history, medications and any tests you provide, and you finish the consultation with a clear treatment plan, defined next steps, and criteria to understand when follow-up may be needed. If warning signs are detected, he will clearly advise whether you need in-person care or urgent medical attention.

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Frequently Asked Questions

Is a prescription required for Viread 123 mg FILM-COATED TABLETS?
Viread 123 mg FILM-COATED TABLETS requires a prescription in Spain. You can check with a doctor online whether this medicine may be appropriate for your situation.
What is the active substance in Viread 123 mg FILM-COATED TABLETS?
The active ingredient in Viread 123 mg FILM-COATED TABLETS is tenofovir disoproxil. This information helps identify medicines with the same composition but different brand names.
Who manufactures Viread 123 mg FILM-COATED TABLETS?
Viread 123 mg FILM-COATED TABLETS is manufactured by Gilead Sciences Ireland Unlimited Company. Pharmacy brands and packaging may differ depending on the distributor.
Which doctors can assess the use of Viread 123 mg FILM-COATED 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 Viread 123 mg FILM-COATED TABLETS is appropriate, depending on your situation and local regulations. You can book an online consultation to discuss your symptoms and possible next steps.
What are the alternatives to Viread 123 mg FILM-COATED TABLETS?
Other medicines with the same active substance (tenofovir disoproxil) include TENOFOVIR DISOPROXIL ACCORPHARMA 245 mg FILM-COATED TABLETS, TENOFOVIR DISOPROXIL AUROVITAS 245 mg FILM-COATED TABLETS, TENOFOVIR DISOPROXIL CIPLA 245 MG FILM-COATED TABLETS. 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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