KETOSTERIL Tablets

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Talk to a doctor about this medicine

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Doctor
5.0(14)

Sergey Ilyasov

PsychiatryNeurology7 years of experience

Dr Sergey Ilyasov is an experienced neurologist and qualified psychiatrist who provides online consultations for adults and adolescents. Combining deep neurological expertise with a modern psychiatric approach, he ensures comprehensive diagnostics and effective treatment for a wide range of conditions affecting both physical and mental health.

Dr. Ilyasov helps patients in the following cases:

  • Chronic headaches (migraine, tension-type headache), back pain, neuropathic pain, dizziness, numbness in limbs, coordination disorders.
  • Anxiety disorders (panic attacks, generalized anxiety disorder), depression (including atypical and treatment-resistant forms), sleep disturbances (insomnia, hypersomnia, nightmares), stress, burnout.
  • Chronic pain syndromes and psychosomatic symptoms (e.g., irritable bowel syndrome related to stress, vegetative-vascular dystonia).
  • Behavioral disorders and concentration difficulties in adolescents (including ADHD, autism spectrum disorders), nervous tics.
  • Memory impairments, phobias, obsessive-compulsive disorder (OCD), emotional swings, and support for post-traumatic stress disorder (PTSD).

Thanks to his dual specialization in neurology and psychiatry, Dr Sergey Ilyasov offers integrated and evidence-based care for complex conditions requiring a multidisciplinary approach. His consultations focus on accurate diagnosis, development of an individualized treatment plan (including pharmacotherapy and psychotherapeutic methods), and long-term support adapted to each patient's unique needs.

Book an online consultation with Dr. Sergey Ilyasov to receive qualified assistance and improve your well-being today.

Book a video appointment
€106
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 Ketosteril

Contents of the leaflet

  1. Package Leaflet: Information for the User
  2. KETOSTERIL, coated tablets
  3. Read the package leaflet carefully before taking the medicine, as it contains important information for you.
    1. Table of Contents of the Package Leaflet
  4. What is KETOSTERIL and what is it used for
    1. Indications for use:
  5. Important information before taking KETOSTERIL
    1. When not to take KETOSTERIL
    2. Warnings and precautions
    3. Children
    4. KETOSTERIL and other medicines
    5. KETOSTERIL with food and drink
    6. Pregnancy and breastfeeding
    7. Driving and using machines
    8. KETOSTERIL contains phenylalanine
  6. How to take KETOSTERIL
    1. Recommended dosage (adults with a body weight of 70 kg)
    2. Duration of treatment
    3. Taking more than the recommended dose of KETOSTERIL
    4. Missing a dose of KETOSTERIL
    5. Stopping treatment with KETOSTERIL
  7. Possible side effects
    1. Very rare side effects:
    2. Reporting side effects
  8. How to store KETOSTERIL
  9. Contents of the pack and other information
    1. What KETOSTERIL contains
    2. What KETOSTERIL looks like and contents of the pack
    3. Marketing authorization holder and manufacturer
    4. Marketing authorization holder
    5. Manufacturer

Package Leaflet: Information for the User

KETOSTERIL, coated tablets

Doctor consultation

Not sure if this medicine is right for you?

Discuss your symptoms and treatment with a doctor online.

Read the package leaflet carefully before taking the medicine, as it contains important information for you.

Important information for the patient.

  • Keep this package leaflet, you may need to read it again.
  • If you have any further questions, ask your doctor or pharmacist.
  • This medicine has been prescribed for you. Do not pass it on to others. It may harm them, even if their symptoms are the same as yours.
  • If you experience any side effects, including any not listed in this leaflet, please tell your doctor or pharmacist. See section 4.

Table of Contents of the Package Leaflet

  • 1. What is KETOSTERIL and what is it used for
  • 2. Important information before taking KETOSTERIL
  • 3. How to take KETOSTERIL
  • 4. Possible side effects
  • 5. How to store KETOSTERIL
  • 6. Contents of the pack and other information

1. What is KETOSTERIL and what is it used for

KETOSTERIL is a medicinal product used in nutritional therapy for patients with kidney function disorders (renal insufficiency).

Indications for use:

KETOSTERIL is indicated for the prevention and treatment of the consequences of abnormal or inadequate protein metabolism in adult patients with chronic kidney disease, in combination with limited protein intake in the diet of 40 g/day or less. It is usually used in patients with a glomerular filtration rate (first stage of urine formation) of less than 25 ml/min.

Medicine questions

Started taking the medicine and have questions?

Discuss your symptoms and treatment with a doctor online.

2. Important information before taking KETOSTERIL

When not to take KETOSTERIL

Do not take the medicine:

  • if you are allergic to the active substances or any of the other ingredients of this medicine (listed in section 6);
  • if you have elevated blood calcium levels (hypercalcemia);
  • if you have amino acid metabolism disorders (disorders of protein metabolism in the body).

Warnings and precautions

Caution should be exercised when taking the medicine in patients with phenylketonuria (see section: KETOSTERIL contains phenylalanine). During treatment with KETOSTERIL, your doctor may order regular monitoring of blood calcium levels. When taking KETOSTERIL with aluminum hydroxide, monitor phosphate levels (see section: KETOSTERIL and other medicines). During treatment, you should consume sufficient calories, which is necessary to maintain good health.

Children

There is no sufficient data on the use of KETOSTERIL in children.

KETOSTERIL and other medicines

Tell your doctor or pharmacist about all medicines you are taking, or have recently taken, and about any medicines you plan to take. To avoid absorption disorders, keep at least 2 hoursintervalbetween taking KETOSTERIL and any of the following medicines that form poorly soluble compounds with calcium:

  • antibiotics (used to treat infections, such as tetracyclines, quinolones, such as ciprofloxacin and norfloxacin);
  • medicines containing iron, fluorine;
  • estramustine (a medicine used to treat prostate cancer). Be cautious when taking KETOSTERIL with:
  • medicines containing calcium - which may cause or exacerbate elevated blood calcium levels.
  • cardiac glycosides (medicines used to treat heart failure and arrhythmias) - KETOSTERIL may cause elevated blood calcium levels, which increases the sensitivity to cardiac glycosides. Therefore, they should be used with caution due to the risk of heart rhythm disorders.
  • aluminum hydroxide - during treatment with KETOSTERIL, the symptoms of uremia decrease, so when taking aluminum hydroxide, your doctor may reduce the dose of KETOSTERIL and order phosphate level monitoring.

KETOSTERIL with food and drink

The medicine should be taken during meals.

Pregnancy and breastfeeding

If you are pregnant or breastfeeding, think you may be pregnant or are planning to have a baby, ask your doctor or pharmacist for advice before taking this medicine. The decision to use KETOSTERIL in pregnant and breastfeeding women will be made by your doctor.

Driving and using machines

KETOSTERIL has no effect on the ability to drive and use machines.

KETOSTERIL contains phenylalanine

The medicine may be harmful to patients with phenylketonuria (a hereditary disorder of metabolism).

3. How to take KETOSTERIL

This medicine should always be taken exactly as your doctor has told you. If you are not sure, ask your doctor or pharmacist. Oral administration.

Unless otherwise prescribed by your doctor, the recommended dose is 4 to 8 tablets 3 times a day. The medicine should be taken during meals. Swallow the tablets whole with a sufficient amount of liquid.

Duration of treatment

The duration of treatment will be decided by your doctor.

If you have taken more than the recommended dose of the medicine, contact your doctor. So far, no cases of taking more than the recommended dose have been reported.

Missing a dose of KETOSTERIL

If you miss a dose, take it as soon as possible. If it is almost time for your next dose, skip the missed dose. Take the next dose at the usual time. Do not take a double dose to make up for a forgotten tablet.

Stopping treatment with KETOSTERIL

Do not stop taking this medicine without first consulting your doctor. If you have any further questions about the use of this medicine, ask your doctor or pharmacist.

4. Possible side effects

Like all medicines, this medicine can cause side effects, although not everybody gets them. The frequency of side effects is defined as follows: very common: more than 1 in 10 patients, common: between 1 in 10 and 1 in 100 patients, uncommon: between 1 in 100 and 1 in 1000 patients, rare: between 1 in 1000 and 1 in 10,000 patients, very rare: less than 1 in 10,000 patients, not known: cannot be estimated from the available data.

Very rare side effects:

  • hypercalcemia (elevated blood calcium levels). If hypercalcemia occurs, your doctor will recommend reducing the dose of vitamin D. If hypercalcemia persists, your doctor will reduce the dose of KETOSTERIL and all other sources of calcium.

Reporting side effects

If you experience any side effects, including any not listed in this leaflet, please tell your doctor or pharmacist. Side effects can be reported directly to the Department of Monitoring of Adverse Reactions to Medicinal Products of the Office for Registration of Medicinal Products, Medical Devices and Biocidal Products, Al. Jerozolimskie 181C, 02-222 Warsaw, tel.: +48 22 49 21 301, fax: +48 22 49 21 309, website: https://smz.ezdrowie.gov.pl. Side effects can also be reported to the marketing authorization holder. By reporting side effects, you can help provide more information on the safety of this medicine.

5. How to store KETOSTERIL

Keep the medicine out of the sight and reach of children. Do not store above 25°C. Store in the original package. Store blisters tightly closed to protect from moisture. Do not use this medicine after the expiry date stated on the carton and blister after: "EXP". The expiry date refers to the last day of the month stated. Medicines should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer required. This will help protect the environment.

6. Contents of the pack and other information

What KETOSTERIL contains

  • The active substances of the medicine are (content in 1 tablet): Calcium (R,S)-3-methyl-2-oxovalerianate (α-ketoanalog of DL-isoleucine) 67 mg, Calcium 4-methyl-2-oxovalerianate (α-ketoanalog of leucine) 101 mg, Calcium 2-oxo-3-phenylpropionate (α-ketoanalog of phenylalanine) 68 mg, Calcium 3-methyl-2-oxoisocaproate (α-ketoanalog of valine) 86 mg, Calcium (R,S)-2-hydroxy-4-methylthiobutyrate (α-hydroxyanalog of DL-methionine) 59 mg, L-lysine acetate (corresponding to 75 mg L-lysine) 105 mg, L-threonine 53 mg, L-tryptophan 23 mg, L-histidine 38 mg, L-tyrosine 30 mg. Total nitrogen content in the tablet 36 mg. Calcium content in the tablet 1.25 mmol = 50 mg.
  • Other ingredients are: maize starch, crospovidone, talc, colloidal anhydrous silica, magnesium stearate, macrogol 6000, quinoline yellow (E 104), methacrylic acid - ethyl acrylate copolymer (1:1), triacetin, titanium dioxide (E 171), povidone K 29-32.

What KETOSTERIL looks like and contents of the pack

The medicine is in the form of yellow, prolonged-release tablets. The tablets are packaged in aluminum/PVC/PVDC blisters in an outer aluminum foil bag, placed in a cardboard box. The pack contains 100 prolonged-release tablets (5 blisters of 20 tablets each) or 300 prolonged-release tablets (15 blisters of 20 tablets each).

Marketing authorization holder and manufacturer

Marketing authorization holder

Fresenius Kabi Deutschland GmbH, 61346 Bad Homburg v.d.H., Germany

Manufacturer

Labesfal, Laboratórios Almiro S.A., Zona Industrial do Lagedo, 3465-157 Santiago de Besteiros, Portugal. For more detailed information, please contact the representative of the marketing authorization holder: Fresenius Kabi Polska Sp. z o.o., Al. Jerozolimskie 134, 02-305 Warsaw, tel.: +48 22 345 67 89. Date of last revision of the package leaflet:23.12.2021

Online doctors for Ketosteril

Discuss questions about Ketosteril, including use, safety considerations and prescription review, subject to medical assessment and local regulations.

Doctor
5.0(14)

Sergey Ilyasov

PsychiatryNeurology7 years of experience

Dr Sergey Ilyasov is an experienced neurologist and qualified psychiatrist who provides online consultations for adults and adolescents. Combining deep neurological expertise with a modern psychiatric approach, he ensures comprehensive diagnostics and effective treatment for a wide range of conditions affecting both physical and mental health.

Dr. Ilyasov helps patients in the following cases:

  • Chronic headaches (migraine, tension-type headache), back pain, neuropathic pain, dizziness, numbness in limbs, coordination disorders.
  • Anxiety disorders (panic attacks, generalized anxiety disorder), depression (including atypical and treatment-resistant forms), sleep disturbances (insomnia, hypersomnia, nightmares), stress, burnout.
  • Chronic pain syndromes and psychosomatic symptoms (e.g., irritable bowel syndrome related to stress, vegetative-vascular dystonia).
  • Behavioral disorders and concentration difficulties in adolescents (including ADHD, autism spectrum disorders), nervous tics.
  • Memory impairments, phobias, obsessive-compulsive disorder (OCD), emotional swings, and support for post-traumatic stress disorder (PTSD).

Thanks to his dual specialization in neurology and psychiatry, Dr Sergey Ilyasov offers integrated and evidence-based care for complex conditions requiring a multidisciplinary approach. His consultations focus on accurate diagnosis, development of an individualized treatment plan (including pharmacotherapy and psychotherapeutic methods), and long-term support adapted to each patient's unique needs.

Book an online consultation with Dr. Sergey Ilyasov to receive qualified assistance and improve your well-being today.

Book a video appointment
€106
Doctor
5.0(11)

Anna Biriukova

Gastroenterology6 years of experience

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.
Endocrinology – Diabetes, thyroid, metabolism:
  • 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.
Gastroenterology – Digestive health:
  • 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).
General internal medicine and preventive care:
  • 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 Biriukova combines internal medicine with specialist insight, offering clear explanations, personalised treatment plans, and comprehensive care tailored to each patient.
Book a video appointment
€66
Doctor
5.0(36)

Andrei Popov

General medicinePain medicine7 years of experience

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.

Book a video appointment
€86
Doctor
5.0(12)

Yevgen Yakovenko

Family medicine12 years of experience

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.
  • Obesity treatment and weight management: a medical approach to weight loss, including assessment of underlying causes, evaluation of comorbidities, development of a personalised plan (nutrition, physical activity, pharmacotherapy if needed), and ongoing progress monitoring.
  • Imaging interpretation: analysis of ultrasound, CT, MRI, and X-ray results, surgical planning based on imaging data.
  • 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.

Book a video appointment
€72
Doctor
5.0(22)

Taisiia Proida

Psychiatry7 years of experience

Taisiia Proida is a general practitioner with a specialization in mental health and a cognitive behavioral therapist (CBT), a member of the European Psychiatric Association. She offers online consultations for adults aged 18 and over, combining evidence-based medicine with an individualised approach to mental health care. She specialises in consultations and ongoing support for a wide range of mental health concerns, including: 

  • Mood disorders: depression, bipolar disorder, postpartum depression.
  • Anxiety disorders: generalised anxiety, OCD, panic attacks, phobias.
  • Post-traumatic stress disorder (PTSD) and complex PTSD.
  • Attention deficit hyperactivity disorder (ADHD) and autism spectrum disorder (ASD). Assessment is provided only after an initial psychiatric evaluation and during a follow-up appointment.
  • Personality disorders and emotional instability.
  • Cyclothymia and mood fluctuations.
  • Schizophrenia spectrum and related conditions.

Dr. Proida combines clinical expertise with an empathetic approach, offering structured support based on evidence-based practices. Her work integrates CBT techniques with medical management, with a focus on anxiety and depressive disorders. She works with clients from different countries and cultural backgrounds, adapting her communication style and recommendations to individual needs. With experience in international clinical trials (Pfizer, Merck), she values clarity, trust, and collaborative partnership in patient care.

Book a video appointment
€156
Doctor
5.0(3)

Lina Travkina

Family medicine13 years of experience

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.

Book a video appointment
€75

Get Ketosteril Prescription Online

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Electronic prescription sent to your email — valid across Spain.

Frequently Asked Questions

Is a prescription required for Ketosteril?

Ketosteril requires a prescription in Poland. You can check with a doctor online whether this medicine may be appropriate for your situation.

Who manufactures Ketosteril?

Ketosteril is manufactured by Labesfal, Laboratorios Almiro S.A.. Pharmacy brands and packaging may differ depending on the distributor.

Which doctors can assess the use of Ketosteril 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 Ketosteril 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 Ketosteril 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 Ketosteril 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 Ketosteril?

Other medicines with the same active substance () include 10% Dekstran 40 000 Fresenius, Albiomin 20%, Albunorm 20%. 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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