Pylera

Dr. Abdullah Alhasan is a physician specialising in cardiology and general medicine, with international clinical experience and a commitment to evidence-based care. He offers online consultations for adults, focusing on both acute symptoms and long-term health management.

Main areas of consultation:

• Chest pain, shortness of breath, heart palpitations, high blood pressure
• Hypertension control and cardiovascular disease prevention
• Interpretation of ECG, blood tests, and Holter monitor results
• Management of heart failure and coronary artery disease
• General medical issues: infections, fever, fatigue, gastrointestinal symptoms
• Guidance on diagnostics, treatment plans, and medication adjustments

Dr. Alhasan’s approach is based on thorough assessment, clear communication, and personalised care – helping patients understand their health and make informed decisions about their treatment.

Dr. Nuno Tavares Lopes is a licensed physician in Portugal with 17 years of experience in emergency medicine, family and general practice, and public health. He is the Director of Medical and Public Health Services at an international healthcare network and serves as an external consultant for the WHO and ECDC.

• Emergency care: infections, fever, chest/abdominal pain, minor injuries, paediatric emergencies

• Family medicine: hypertension, diabetes, cholesterol, chronic disease management

• Travel medicine: pre-travel advice, vaccinations, fit-to-fly certificates, travel-related illnesses

• Sexual and reproductive health: PrEP, STD prevention, counselling, treatment

• Weight management and wellness: personalised weight loss programmes, lifestyle guidance

• Skin and ENT issues: acne, eczema, allergies, rashes, sore throat, sinusitis

• Pain management: acute and chronic pain, post-surgical care

• Public health: prevention, health screenings, long-term monitoring

• Sick leave (Baixa médica) connected to Segurança Social in Portugal

• IMT medical certificates for driving licence exchange

Dr. Nuno Tavares Lopes provides medical support for patients using GLP-1 medications (Mounjaro, Wegovy, Ozempic, Rybelsus) as part of a weight loss strategy. He offers individualised treatment planning, regular follow-up, dose adjustment, and advice on combining medication with sustainable lifestyle changes. Consultations follow the medical standards accepted in Europe.Dr. Lopes also provides interpretation of medical tests, follow-up care for complex patients, and multilingual support. Whether for urgent concerns or long-term care, he helps patients act with clarity and confidence.

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.

Dr. Rita Isabel Calero Garcia is a physician with extensive experience in emergency medical care, general medicine, and healthcare assistance in various clinical and out-of-hospital settings.

She currently works as a physician at the Canary Islands Emergency Service (Servicio de Urgencias Canario – SUC), where she is responsible for the assessment and care of patients in medical emergency situations, performing the initial diagnosis, patient stabilization, and coordination with hospital services when necessary.

She has also developed her professional activity within the Primary Care Management Service, providing consultations in general medicine. In this setting she is responsible for patient follow-up, management of acute and chronic conditions, as well as health promotion and disease prevention.

She has also worked as a physician in a mobile ICU unit, providing medical assistance in out-of-hospital emergencies, treating critical patients and participating in medicalized patient transport.

In addition, she has collaborated with the Red Cross, participating in healthcare support units, providing medical assistance at events and supporting emergency interventions.

Furthermore, she has provided medical services in the private sector with Salvaser, conducting clinical assessments of patients and providing healthcare services within private medical services.

Dr. Jorge Correa Bellido is a Spanish physician who offers online consultations in Spanish and English. He graduated from the University of La Laguna and has a solid background in clinical practice and international research.

Throughout his career, he has participated in various medical and academic projects, including a research fellowship in Spain, where he contributed to evidence-based studies in the field of family medicine. This experience allowed him to broaden his global perspective on healthcare and comprehensive patient care.

Dr. Correa Bellido has worked with several healthcare providers in Spain, focusing particularly on patient-centered care and public health initiatives aimed at communities with limited access to healthcare services.

In addition, he actively participates in international medical conferences and workshops, which allows him to stay up to date with the latest medical advances and collaborate with healthcare professionals from different countries.

Dr. Correa Bellido provides comprehensive care for a wide variety of medical conditions, including:

• respiratory infections
• gastrointestinal disorders
• cardiovascular problems
• endocrine and metabolic diseases
• musculoskeletal and dermatological conditions
• as well as mental health conditions such as anxiety and depression.

He also treats infectious and allergic diseases, general health concerns, and provides guidance on prevention and healthy lifestyle habits.

His services include virtual consultations, diagnosis and management of acute and chronic diseases, prescription renewals, and personalized medical advice.

With a patient-centered approach and a strong commitment to continuous learning, Dr. Correa Bellido provides accessible and high-quality healthcare to patients both in Spain and around the world.

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.

Dr. Ngozi Precious Okwuosa is a Primary Care Physician with over 5 years of clinical experience in Hungary, Sweden, and Nigeria. A graduate of the University of Szeged (cum laude), she offers online consultations for adults in the areas of internal medicine, women’s health, and postoperative care.

Key areas of consultation:

• Preventive and family medicine
• Women’s health, including gynaecology and obstetrics
• Chronic disease management: hypertension, diabetes, and more
• Mental health support, anxiety, and counselling
• Postoperative care and lab test interpretation

She has conducted research on the genetic background of stroke and is skilled in communicating with patients from diverse cultural backgrounds. Her approach combines clinical expertise with empathy and clear communication.

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.

Dr. Cristina Andrada Brazo is a highly experienced Spanish physician with more than 15 years of clinical practice in emergency medicine, urgent care, and clinical neurophysiology. She provides professional online medical consultations for patients across Spain, helping both residents and international visitors receive timely medical advice, diagnosis, treatment recommendations, and electronic prescriptions when clinically appropriate.

As a licensed physician fully integrated with the Spanish electronic prescription system, Dr. Andrada can issue legally valid e-prescriptions following a medical assessment during an online consultation. Whether you need help with an acute illness, prescription renewal, neurological symptoms, or travel-related healthcare, she offers convenient, patient-centered medical care without the need to visit a clinic.

Dr. Andrada combines extensive emergency medicine experience with advanced expertise in neurology, epilepsy, sleep medicine, and headache disorders. Her international clinical background includes several years working in Switzerland, where she collaborated with multidisciplinary teams in emergency departments and neurology services. This experience strengthened her commitment to evidence-based medicine, compassionate communication, and high-quality patient care.

She graduated in Medicine from the University of Seville and completed her residency in Clinical Neurophysiology at Hospital Virgen de la Salud and the National Hospital for Paraplegics in Toledo. She currently works as a Clinical Neurophysiology Specialist at Hospital San Pedro in Logroño.

To further expand her expertise, Dr. Andrada completed several postgraduate qualifications, including Master's degrees in Sleep Physiology and Medicine, Medical Professionalism and Clinical Practice, Epilepsy, and Clinical Management.

Patients appreciate her thorough consultations, practical treatment recommendations, and empathetic approach. She speaks Spanish, French, and Portuguese, allowing her to communicate comfortably with patients from different backgrounds.

Conditions Dr. Cristina Andrada Treats Online

Dr. Andrada provides online consultations for a wide range of common medical conditions, including:

• Fever, flu, COVID-19 symptoms, sore throat and respiratory infections
• Sinusitis, bronchitis, cough and seasonal allergies
• Urinary tract infections (UTIs)
• Migraine and tension headaches
• Dizziness and vertigo
• Epilepsy and seizure follow-up
• Sleep disorders, including insomnia and circadian rhythm disturbances
• Heartburn, gastritis, diarrhea and constipation
• Back pain, muscle injuries and joint pain
• Minor skin infections and allergic reactions
• Fatigue and general medical assessment
• Prescription renewals for appropriate chronic treatments
• Follow-up consultations after surgery or previous medical treatment
• Travel medicine advice and preventive healthcare
• Interpretation of laboratory results and medical reports

If your condition requires urgent in-person assessment or emergency care, Dr. Andrada will advise you on the most appropriate next steps.

Book an Online Consultation

Book a secure online consultation with Dr. Cristina Andrada Brazo through Oladoctor and receive professional medical advice from an experienced Spanish physician without leaving home. Online appointments are available for adults throughout Spain, with fast access to medical care and electronic prescriptions whenever clinically indicated.

Dr. Sergio Correa is a licensed general practitioner, aesthetic medicine specialist, and trichologist with experience in emergency care and preventive health. He offers online consultations in English and Spanish, supporting adult patients with a wide range of medical concerns – from acute symptoms to chronic condition management.His areas of focus include:

• General and urgent care: fever, fatigue, infections, digestive issues, respiratory symptoms, and other common concerns
• Chronic condition support: hypertension, high cholesterol, diabetes, thyroid issues
• Aesthetic medicine and dermatology: acne, skin ageing, hyperpigmentation, personalised skincare guidance
• Trichology: hair loss, scalp conditions, treatment strategies for men and women
• Preventive care: health check-ups, lifestyle advice, second opinions

Dr. Correa combines medical knowledge with an aesthetic and holistic approach to help patients improve both health and quality of life.