$ cat molecule-index.md

# Molecule Index

> Same ingredient. Different brand. Different country. Different price.

Source-backed medicine price notes for the drugs we can verify now; ingredient-first index for the rest.

10000 priced drugs1119 ingredient keys41 source-backed drugs84 source rows

$ grep "Vedolizumab" --drug-index3 matches

Vedolizumab
  o--o
   \/
   /\
  o--o

:| molecule · openFDA NDC seed

Vedolizumab · Subcutaneous

▄▇███▆▃ ▂▅Integrin Receptor Antagonist [EPC] · price not live yet

Vedolizumab
  o--o
   \/
   /\
  o--o

:| molecule · openFDA NDC seed

Vedolizumab · Subcutaneous

▄▇███▆▃ ▂▅Integrin Receptor Antagonist [EPC] · price not live yet

Vedolizumab
  o--o
   \/
   /\
  o--o

:| molecule · openFDA NDC seed

Vedolizumab · Intravenous

▄▇██▇▅▃▂ ▂▄Integrin Receptor Antagonist [EPC] · price not live yet

$ cat method.md

Ingredient first, prices second

Index 10,000 drug/package records by active ingredient, brand, route, class hint, source, and risk/price-gap watch signals.

Attach daily country snapshots for US, Canada, UK, India, Mexico, and EU comparator markets.

Track pharmacy-level prices, coupons, cash-pay providers, generic availability, and verified substitution boundaries.