VAXCHORA effervescent powder and powder for oral suspension

Dr Anna Biriukova is an internal medicine doctor with clinical experience in cardiology, endocrinology, and gastroenterology. She provides online consultations for adults, offering expert medical support for heart health, hormonal balance, digestive issues, and general internal medicine.

Cardiology – Diagnosis and treatment of:

• High blood pressure, blood pressure fluctuations, and cardiovascular risk prevention.
• Chest pain, shortness of breath, arrhythmias (tachycardia, bradycardia, palpitations).
• Leg swelling, chronic fatigue, reduced exercise tolerance.
• EKG interpretation, lipid profile evaluation, cardiovascular risk assessment (heart attack, stroke).
• Post-COVID-19 cardiac monitoring and care.

• Diagnosis and management of type 1 and type 2 diabetes, and prediabetes.
• Individual treatment plans including oral medications and insulin therapy.
• GLP-1 therapy– modern pharmacological treatment for weight management and diabetes control, including drug selection, monitoring, and safety follow-up.
• Thyroid disorders – hypothyroidism, hyperthyroidism, autoimmune thyroid diseases (Hashimoto’s, Graves’ disease).
• Metabolic syndrome – obesity, lipid disorders, insulin resistance.

• Abdominal pain, nausea, heartburn, gastroesophageal reflux (GERD).
• Stomach and intestinal conditions: gastritis, irritable bowel syndrome (IBS), indigestion.
• Management of chronic digestive disorders and interpretation of tests (endoscopy, ultrasound, labs).

• Respiratory infections – cough, colds, bronchitis.
• Lab test analysis, therapy adjustments, medication management.
• Adult vaccinations – planning, contraindications assessment.
• Cancer prevention – screening strategies and risk assessment.
• Holistic approach – symptom relief, complication prevention, and quality of life improvement.

Dr. Alina Tsurkan is a licensed family medicine physician based in Portugal, offering online consultations for adults and children. She provides professional primary care, with a focus on prevention, accurate diagnosis, and long-term management of acute and chronic conditions.

Dr. Tsurkan supports patients with a wide range of health issues, including:

• Respiratory infections: cold, flu, bronchitis, pneumonia, and lingering coughs.
• ENT conditions: sinusitis, tonsillitis, otitis (ear infections), sore throat, allergic rhinitis.
• Eye conditions: allergic or infectious conjunctivitis, red eyes, irritation.
• Digestive issues: acid reflux (GERD), gastritis, irritable bowel syndrome (IBS), constipation, bloating, nausea.
• Urinary and reproductive health: urinary tract infections (UTIs), cystitis, prevention of recurrent infections.
• Chronic diseases: hypertension, elevated cholesterol, weight management.
• Neurological complaints: headaches, migraines, sleep disturbances, fatigue, general weakness.
• Children’s health: fever, infections, digestive issues, follow-ups, vaccination guidance.

She also provides:

• IMT medical certificates for driving licence exchange in Portugal.
• Personalised preventive care and wellness consultations.
• Interpretation of test results and medical reports.
• Follow-up care and medication review.
• Support in managing multiple coexisting conditions.
• Remote prescription management and medical documentation.

Dr. Tsurkan’s approach is evidence-based and holistic. She works closely with each patient to develop an individualised care plan that addresses both symptoms and root causes. Her goal is to empower patients to take control of their health and maintain well-being through lifestyle adjustments, routine check-ups, and early intervention.

Dr Taisiya Minorskaya is a family medicine doctor with an official licence to practise in Spain and over 12 years of clinical experience. She provides online consultations for adults and children, combining evidence-based medicine with a personalised, modern European approach.

She helps with:

• Viral infections and cold symptoms (flu, sore throat, cough, runny nose)
• Review and adjustment of antibiotics
• Skin rashes and allergic reactions
• Chronic condition flare-ups, high blood pressure, headaches, fatigue
• Lab and test interpretation
• Medication review and adaptation to European standards
• Patient navigation: what tests are needed, which specialists to see, when an in-person visit is required

She offers care for people undergoing GLP-1 therapy (Ozempic, Mounjaro, and others) for weight management. Her support follows Spanish clinical guidelines, from treatment planning and side effect counselling to regular follow-ups and coordination with private or public healthcare providers.

Dr Antonio Cayatte is a physician in General and Acute Medicine with over 30 years of experience across clinical care, medical research, and education. He offers online consultations for adults with a wide range of symptoms, both acute and chronic.

His clinical background includes:

• assessment of sudden or unclear symptoms
• ongoing care for chronic conditions
• follow-up after hospital discharge
• interpretation of test results
• medical support while abroad

Consultations are available in English and Portuguese. Patients value his clarity, professionalism, and balanced approach to evidence-based care.

Dr. Andrei Popov is a licensed pain management specialist and general practitioner based in Spain. He provides expert online care for adults dealing with both chronic and acute pain, as well as a wide range of everyday health concerns.

He specialises in diagnosing and treating pain conditions that affect quality of life, including:

• Chronic pain lasting more than 3 months.
• Migraines and recurring headaches.
• Neck, back, lower back, and joint pain.
• Post-traumatic pain following injury or surgery.
• Nerve-related pain, fibromyalgia, and neuralgia.

• Respiratory infections (colds, bronchitis, pneumonia).
• High blood pressure and metabolic conditions such as diabetes.
• Preventive care and routine health check-ups.

Online consultations last up to 30 minutes and include a detailed symptom review, personalised treatment planning, and medical follow-up when needed.

Dr. Popov’s approach is rooted in evidence-based medicine, combined with individualised care tailored to each patient’s history, lifestyle, and clinical needs.

Dr. Lina Travkina is a licensed family and preventive medicine doctor based in Italy. She provides online consultations for adults and children, supporting patients across all stages of care – from acute symptom management to long-term health monitoring and prevention.

Areas of medical care include:

• Respiratory conditions: colds, flu, acute and chronic bronchitis, mild to moderate pneumonia, bronchial asthma.
• ENT and eye conditions: sinusitis, tonsillitis, pharyngitis, otitis, infectious and allergic conjunctivitis.
• Digestive issues: gastritis, acid reflux (GERD), IBS, dyspepsia, bloating, constipation, diarrhoea, functional bowel symptoms, intestinal infections.
• Urological and infectious diseases: acute and recurrent cystitis, bladder and kidney infections, prevention of recurrent UTIs, asymptomatic bacteriuria.
• Chronic conditions: hypertension, diabetes, hypercholesterolemia, metabolic syndrome, thyroid disorders, excess weight.
• Neurological and general symptoms: headache, migraine, dizziness, fatigue, sleep disturbances, reduced concentration, anxiety, asthenia.
• Chronic pain support: back, neck, joint, and muscle pain, tension syndromes, pain associated with osteochondrosis and chronic conditions.

Additional care areas:

• Preventive consultations and check-up planning.
• Medical advice and follow-up consultations.
• Test interpretation and diagnostic guidance.
• Structured support for undiagnosed complaints.
• Second opinion on diagnoses and treatment plans.
• Nutritional and lifestyle support for vitamin deficiencies, anaemia, metabolic issues.
• Post-operative recovery support and pain management.
• Preconception counselling and postpartum support.
• Immunity support and strategies to reduce frequency of infections.

Dr. Travkina combines evidence-based medicine with an attentive, personalised approach. Her consultations focus not only on treatment, but also on prevention, recovery, and long-term wellbeing.

If during the consultation it becomes clear that your case requires in-person assessment or specialised care outside of her scope, the session will be terminated and the payment fully refunded.

Dr. Dmytro Horobets is a licensed family medicine physician in Poland, specialising in endocrinology, diabetology, obesity management, gastroenterology, pediatrics, general surgery, and pain medicine. He offers online consultations for adults and children, providing personalised medical support for a wide range of acute and chronic health concerns.

Areas of expertise:

• Endocrinology: diabetes type 1 and type 2, prediabetes, thyroid disorders, metabolic syndrome, hormonal imbalance.
• Obesity medicine: structured weight management plans, nutritional counselling, obesity-related health risks.
• Gastroenterology: acid reflux (GERD), gastritis, irritable bowel syndrome (IBS), liver and biliary conditions.
• Pediatric care: infections, respiratory symptoms, digestive issues, growth and development monitoring.
• General surgery support: pre- and post-surgical consultations, wound care, rehabilitation.
• Pain management: chronic and acute pain, back pain, joint pain, post-traumatic pain syndromes.
• Cardiovascular health: hypertension, cholesterol control, risk assessment for heart disease.
• Preventive medicine: regular check-ups, health screenings, long-term management of chronic conditions.

Dr. Horobets combines evidence-based medicine with a patient-centred approach. He carefully evaluates each patient’s medical history and symptoms, offering clear explanations and structured treatment plans adapted to individual needs.

Whether you need help managing diabetes, tackling weight-related health issues, interpreting lab results, or receiving general family medicine support, Dr. Horobets provides professional online care tailored to your specific health goals.

Dr. Alexander Nazarchuk is a physician specialising in allergology and internal medicine. He provides online consultations for adults, following the principles of evidence-based medicine — no outdated treatments or unnecessary tests, with clear explanations and a personalised approach. He helps patients with a wide range of allergic and therapeutic conditions, from common day-to-day complaints to complex cases involving allergies, gastrointestinal issues, cardiovascular concerns, respiratory symptoms, and more.

You can consult Dr. Nazarchuk for:

• Test interpretation and guidance on diagnostic plans.
• Allergic rhinitis, hay fever, bronchial asthma (including severe cases).
• Food and drug allergies, skin rashes, angioedema.
• Atopic dermatitis, urticaria, contact allergies.
• Allergen-specific immunotherapy (AIT) – initiation and ongoing management.
• Abdominal pain, bloating, changes in bowel habits, nausea, heartburn.
• High blood pressure and adjustment of baseline antihypertensive therapy.
• Hyperlipidaemia and elevated cholesterol.
• Cough, nasal congestion, fever, sore throat.
• Anaemia, including iron deficiency and related conditions.
• Other issues related to allergology and internal medicine.

During consultations, Dr. Nazarchuk takes a thorough, structured approach — analysing symptoms, identifying potential causes, and helping patients make informed decisions. Whether treatment, further investigation, or monitoring is needed, he explains each step clearly so you understand your health and how best to manage it.

Dr Alexandra Alexandrova is a licensed general medicine doctor in Spain, specialising in trichology, nutrition, and aesthetic medicine. She offers online consultations for adults, combining a therapeutic approach with personalised care for hair, scalp, and overall health.

Areas of expertise:

• Hair loss in women and men, postpartum hair loss, androgenetic and telogen effluvium.
• Scalp conditions: seborrheic dermatitis, psoriasis, scalp irritation, dandruff.
• Chronic conditions: hypertension, diabetes, metabolic disorders.
• Online trichology consultation: customised treatment plans, nutritional support, hair growth stimulation.
• Hair loss prevention: hormonal imbalance, stress factors, haircare strategies.
• Routine health check-ups, prevention of cardiovascular and metabolic diseases.
• Personalised nutritional advice to improve hair strength, skin health, and hormonal balance.
• Aesthetic medicine: non-invasive strategies to enhance skin quality, tone, and metabolic wellness.

Dr Alexandrova follows an evidence-based and holistic approach: online consultations with a therapist and trichologist on Oladoctor provide professional support for hair, scalp, and overall health — all from the comfort of your home.

Dr Marta Reguero Capilla is an allergist and immunologist who works with both adults and children. She specialises in the diagnosis, treatment, and ongoing management of allergic and immune-related conditions through online consultations. In her practice, Dr Reguero Capilla helps patients understand the causes of their symptoms, review test results, and choose appropriate treatment or monitoring strategies. Her consultations are suitable both for first-time assessments and for follow-up care over time. Patients commonly consult Dr Marta Reguero Capilla for: 

• allergic rhinitis, seasonal allergies, and perennial allergy symptoms;
• allergic conditions in adults and children;
• bronchial asthma and allergy-related respiratory symptoms;
• urticaria (acute and chronic) and angioedema;
• food allergies and reactions to foods, additives, or medications;
• atopic dermatitis, allergic rashes, and persistent itching;
• unexplained or recurrent allergic reactions;
• interpretation of laboratory tests, allergy testing, and immunology results;
• immune system concerns, frequent infections, and reduced immune response;
• ongoing medical follow-up and treatment adjustment.

Dr Reguero Capilla works in a structured and attentive manner, explaining medical decisions clearly and helping patients make informed choices about their own health or their child’s care. When clinically appropriate, she may provide recommendations for further tests or referrals that patients can use within Spanish medical networks, including Sanitas and DKV, in accordance with the terms and conditions of those services.