How It Works Pricing Data Sources Why Us
Log In Start for Free
Why Choose Guard Doctor

Built for Accuracy,
Not Speed

We don't guess. Every answer comes with a source reference from a verified medical authority.

WHO ICD-11 EMA Drug Data NICE Guidelines Orphanet Rare Diseases RxNorm · NIH DailyMed · FDA LOINC Lab Codes 140,000+ entries indexed

Built for Accuracy,
Not Speed

We don't guess. Every answer comes with a source reference from a verified medical authority.

  • 7 Authoritative Sources

    WHO ICD-11, EMA, NICE, Orphanet, RxNorm (NIH), DailyMed (FDA), LOINC — 140,000+ indexed entries. Zero random internet content.

  • 10 Languages Supported

    Ask in your language — EN, RU, PL, RO, PT, ES, FR, DE, LT, LV. Auto-detection + manual switch anytime.

  • Private & GDPR Compliant

    Your data is not sold or shared. UK GDPR + EU GDPR compliant architecture.

  • Emergency Detection

    Automatic detection of critical symptoms — immediate alert to call emergency services.

  • Lab Test Intelligence

    85,000+ LOINC codes: look up any blood test, urine test or lab panel — full name, specimen type, units, and clinical context.

  • Complete Drug Database

    44,000+ drug entries from RxNorm (NIH) and DailyMed (FDA) — generic names, brand names, ATC class, dosage forms, manufacturers and safety warnings.

AI Health Assistant Informational Only
Based on your symptoms:
  • Tension headache — WHO ICD-11
  • Possible viral infection — NICE Guidelines
Can I take ibuprofen?
According to EMA data, ibuprofen is commonly used for headache and mild fever in adults. Always check contraindications...
EMA NICE ICD-11 NIH FDA LOINC
RAG Architecture

How It Works Under the Hood

Cutting-edge AI infrastructure built exclusively for medical accuracy — no hallucinations, no guesswork

01

Symptom Input

Body map + symptom cards + health profile context passed to the AI pipeline

02

Vector Embedding

OpenAI converts your query into a 1,536-dim semantic vector — meaning over keywords

03

Qdrant Search

140,000+ pre-indexed records from 7 sources — WHO, EMA, NICE, Orphanet, RxNorm, DailyMed, LOINC — matched by cosine similarity

04

Claude Responds

Claude Sonnet synthesises a cited answer from retrieved sources only — zero hallucinations

140K+
Medical entries
indexed
7
Authoritative
sources
0
Hallucinations
(RAG grounded)
100%
Answers
cited

Why Guard Doctor?

See how we compare to other ways of searching health information

Feature Guard Doctor Google Search ChatGPT
Verified medical sources WHO, EMA, NICE, NIH, FDA, LOINC, Orphanet ~ Mixed results No citations
Source citations Every answer cited ~ Manual checking Often hallucinated
Personalised to your profile Age, conditions, meds, vitamins ~ No memory
Emergency detection Automatic alerts
10 languages supported EN, RU, PL, RO, PT, ES, FR, DE, LT, LV ~ EN-only results No medical DB
Data privacy (GDPR) UK GDPR compliant Tracks you ~ Data used for training
Follow-up chat Context-aware chat No medical DB
No hallucinations RAG — sources only ~ Unverified pages Can hallucinate

Ready to understand your symptoms?

Free for 7 days. No credit card needed.

Start for Free →