Complete a short initial medical assessment online, from your phone.Program from €60 (1 month)Medication is not included: if the doctor prescribes it, you pay for it separately at your pharmacy.
FitRX®
Complete a short initial medical assessment online, from your phone.Program from €60 (1 month)Medication is not included: if the doctor prescribes it, you pay for it separately at your pharmacy.

FitRX® is an online protocol with medical assessment, prescription based on clinical judgement and individual support in Spain.

FitRX®
Individual clinical judgement.
Assessment, prescription based on clinical judgement and individual follow-up.
Individual medical assessment and follow-up.
Discover a protocol combining assessment, prescription based on clinical judgement and individual follow-up during treatment.
Start today, get your assessment tomorrow.
Start my assessmentStart today, get your assessment tomorrow.
Start my assessmentA doctor licensed in Spain reviews your history, lab results and goals before prescribing. No algorithm makes decisions about your health.
When clinically indicated, the doctor selects treatment individually based on your history, needs and possible contraindications.
Structured follow-up by phases: including adaptation, active loss and consolidation so you know what to expect at every stage.
Dose adjustment and personalised plan review based on your real progress with a professional doctor guiding you from start to finish.
Behind FitRX® there is a real medical team: doctors licensed in Spain who review your case, decide whether treatment is right for you and support you from start to finish. No algorithm makes decisions about your health.
Behind FitRX® there is a real medical team: doctors licensed in Spain who review your case, decide whether treatment is right for you and support you from start to finish.
No algorithm makes decisions about your health.


Clinical evidence
There are treatments supported by solid clinical evidence published in leading medical journals, which your doctor will assess according to your individual case.
Medical Director at Coeus
Registration no. 45/0502311 · Ilustre Colegio Oficial de Médicos de Toledo
Award · COEUS Retroaging
Best Retro-Ageing Clinic in Europe
La Razón · 2026
Dr. Susana Gómez Blanco is a specialist in Family and Community Medicine, with extensive experience in emergency care, metabolic health, micronutrition and ageing.
Dr. Susana Gómez Blanco is a specialist in Family and Community Medicine, with extensive experience in emergency care and in metabolic health, micronutrition and preventive medicine focused on healthy ageing. In her clinical work she promotes evidence-based medical practice.

Trial percentages describe group averages, not a personal prediction. Your progress depends on your clinical circumstances, tolerated dose, adherence and follow-up.
Individual medical decision
Your plan, your medication, your doctor. Everything ready to go.
Start my assessmentYour plan, your medication, your doctor. Everything ready to go.
Start my assessmentFill out the clinical questionnaire from your phone. No travel, no waiting room.
A licensed doctor analyses your case and determines whether you qualify for the protocol.
You receive your prescription, personalised plan and access to your doctor. From day one.
Over 3.2 million people trust COEUS to take care of their health.
Over 3.2 million people trust COEUS to take care of their health. Our medical protocol is born from that same philosophy.
Frequently asked questions
FitRX® is an online medical protocol for managing overweight and obesity. It combines medical assessment, prescription when clinically indicated, a personalised report and 1:1 follow-up with a doctor licensed in Spain. It is not an online pharmacy or a chatbot: healthcare professionals make the clinical decisions.