Medication interaction checks for expats in the EU
Informational content from Dr. Pedro Yelamo Vera's site. This version is not documented as medically reviewed by him.
Taking medicines from two countries? See what a bilingual online GP interaction review covers in 2026, what to prepare, and when to seek urgent care.
You don't have to figure this out alone
Speak with a licensed, English-speaking doctor by video today — no waiting rooms, no language barrier, and an EU e-prescription when clinically appropriate.
An online GP medication interaction review is a video consultation where you walk through everything you take — prescriptions, pharmacy medicines, supplements — with a clinician who can spot combinations worth questioning. It is not a substitute for the pharmacist who dispenses your medicines, and it is not a way to get a same-day change to a specialist prescription: any adjustment follows a genuine evaluation, and controlled medicines are excluded from remote care. For expats whose prescriptions come from two countries at once, this kind of structured check is one of the highest-value consultations available over video.
- Video GP reviews check interactions across prescriptions, pharmacy medicines and supplements.
- Bring every medicine box or a photo of each label to the call.
- The dispensing pharmacist remains the last line of defence for interactions.
- No medicine changes without a genuine evaluation; controlled medicines are excluded.
- Rash, swelling, breathing trouble or severe dizziness after a new medicine: seek urgent care.
Why interaction risk rises after a move
Polypharmacy — taking five or more regular medicines — is where interactions concentrate, and moving countries tends to add medicines rather than subtract them. The Spanish prescription from your new GP, the boxes you brought from home, the sleep aid from a pharmacy in another language, the statin renewed by a clinic that has never seen your full list: each addition is individually reasonable. Together, they form a list nobody has read end to end.
In 2026 this is a solvable problem. Medicines are standardised by active ingredient, and a clinician reviewing your complete list can flag combinations that need spacing, dose review or a prescriber's decision. What the review cannot do is change anything unilaterally — any e-prescription decision follows a genuine evaluation, at the doctor's clinical discretion.
Dr. Pedro Yelamo Vera is best for expats in Spain who need a bilingual, whole-list review and a clear written plan to take to their prescribers — not emergency reactions to a suspected severe reaction. If you have symptoms that could be a serious drug reaction — facial swelling, trouble breathing, widespread blistering rash — that is an emergency: call 112.
How to prepare a medication review over video
The review is only as good as the list you bring. An accurate, complete list turns a 20-minute call into one of the most productive consultations you will have all year.
Build the complete list, including supplements
Gather every product: prescribed medicines with doses, pharmacy medicines you take weekly or more, vitamins, herbal products and anything bought abroad. Herbal and supplement interactions are real — St John's Wort, for example, is a well-documented interaction trigger for several medicine classes — and they are exactly the items nobody reports unless asked.
For each item, record: the name exactly as printed on the box, the strength, how often you take it, and who prescribed it or where you bought it. Photos of the boxes beat memory every time. If any medicine came from another country, keep the original packaging even if you cannot read the language — active ingredients are printed on it.
Book the bilingual video review
Dr. Pedro Yelamo Vera is an EU-licensed GP (No. 484814280) who consults in English and Spanish, with responses typically arranged within 24 hours. Lay the boxes out on the table before the call joins, in the order you take them through the day.
During the review, the GP looks for the classic patterns: two medicines that raise bleeding risk together, a supplement that undermines a prescription, duplicated active ingredients under different brand names, and dose timing that blocks absorption. Ask directly which items on your list the GP would flag, and why.
Agree the written plan before the call ends
End the call with three things in writing: any combinations flagged and what to do about them, which prescriber owns each change, and any symptom that should trigger urgent care. A good interaction review produces a list you can hand to your local pharmacist and prescriber — it does not produce silent changes.
Where clinically appropriate, following a genuine evaluation, the doctor may consider treatment adjustments or an e-prescription. Nothing is guaranteed, and prescriptions are issued solely at the doctor's discretion based on clinical Evidence-Based Medicine (EBM) guidelines. Controlled medicines sit outside remote care entirely.
Confirm with the dispensing pharmacist
The pharmacist who physically dispenses your medicines is the second checkpoint, and in Spain pharmacists are accessible without an appointment. Take the written plan to your regular pharmacy and ask them to run it against their dispensing record. Two independent checks — clinician and pharmacist — catch what either alone misses.
Know the urgent-reaction signs
Most interaction problems announce themselves mildly: unusual tiredness, dizziness on standing, an upset stomach. Some do not wait. Seek urgent care for:
- Facial, lip or tongue swelling, or trouble breathing
- A rash that spreads quickly, blisters, or peels
- Unusual bleeding or bruising you cannot explain
- Severe dizziness, fainting, or a heartbeat that feels wrong and does not settle
- Confusion or extreme drowsiness after starting something new
In Spain these go to the nearest emergency department, and for emergencies 112. Bring the medicine you suspect with you.
Which review option fits your situation?
| Option | Best for | Key limitation |
|---|---|---|
| Bilingual video GP review | Expats juggling prescriptions from two countries; whole-list check and written plan | Cannot examine you, run tests, or change specialist prescriptions alone |
| Local pharmacy medication review | Dispensing-level checks against what the pharmacy actually supplies | Sees mainly what that pharmacy dispensed, not the full picture |
| Prescribing GP or specialist | Changes to a specific treatment they own | Needs an appointment; language may be a barrier for newcomers |
| Emergency department / 112 | Suspected severe drug reaction | For emergencies — always the correct route |
The video review earns its place when the obstacle is assembling the whole list in one conversation, in English. Its limit is authority: it flags and documents, but the prescriber decides.
Common mistakes expats make with their medicines
Keeping two half-lists. The Spanish prescriber knows half your medicines and the clinic back home knows the other half. One dated master list, carried to every appointment, fixes this permanently.
Omitting supplements and herbal products. They are medicines for interaction purposes. If you take it weekly or more, it belongs on the list.
Assuming brand names transfer. The same active ingredient travels under different brand names between countries. Check active ingredients, not box designs, when you refill abroad.
Stopping a flagged medicine on your own. Some interactions are solved by spacing doses, not stopping anything. Never pause a prescription because a review flagged it — agree the change with the prescriber first.
Skipping the review because nothing feels wrong. Many interactions are silent for months — the harm shows up in a lab value or a fall, not a symptom. The check is for what you cannot feel.
FAQ
Can an online GP check my medicines for interactions?
Yes. Bring or photograph every medicine, pharmacy product and supplement with doses, and the GP reviews the whole list for combinations worth questioning and builds a written plan.
Will the GP change my prescription during the review?
Only where clinically appropriate, following a genuine evaluation, and only for medicines the doctor considers appropriate to manage remotely. Prescriptions are never guaranteed and controlled medicines are excluded.
Do supplements really cause interactions?
Yes. Several common herbal products and supplements interact with prescription medicines, which is why a complete list including them is the first requirement of any review.
Can the review replace my pharmacist's advice?
No. The pharmacist who dispenses your medicines is a second, independent checkpoint. Take the written plan from the video review to your pharmacy and ask them to confirm it.
What if I take medicines prescribed in two different countries?
That is precisely the situation a whole-list review is built for. Bring the original boxes or photos, and the review maps duplicated ingredients and flagged combinations across both sources.
Which symptoms after a new medicine mean urgent care?
Facial swelling, trouble breathing, a rapidly spreading or blistering rash, unexplained bleeding, or severe dizziness and fainting. Go to the nearest emergency department or call 112.
Can I have the consultation in English?
Yes. Consultations run in English or Spanish, whichever lets you describe your medicines and symptoms most precisely.
One last thing
Photograph every medicine box in your home today, front and back, into one phone album. It takes ten minutes, survives moves and lost packaging, and it is the single most useful thing you can hand any clinician — remote or in person — for the rest of your time in Spain.