$ 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.

100000 drug records20370 ingredient keys27,632 molecules41 source-backed drugs84 source rows157,384 label recordsUS first price order

$ grep "Rhododendron Tomentosum Leafy Twig" --drug-index4 matches

Rhododendron Tomen
  o--o
   \/
   /\
  o--o

:| molecule · DailyMed SPL index

Rhododendron Tomentosum Leafy Twig · Oral

█▇▇▆▅▅▄▄▂▂▂ human-drug-label · price not live yet

Ammonium Bromide, 
  o--o
   \/
   /\
  o--o

:| molecule · DailyMed SPL index

Ammonium Bromide, Bromine, Calcium Sulfide, Potassium Bromide, Rhododendron Tomentosum Leafy Twig, Sodium Bromide, Sodiu · Oral

██▇▆▆▅▄▃▃▂ human-drug-label · price not live yet

Sulfuric Acid, Sil
  o--o
   \/
   /\
  o--o

:| molecule · DailyMed SPL index

Sulfuric Acid, Silver, Arnica Montana, Bryonia Alba Root, Causticum, And Rhododendron Tomentosum Leafy Twig · Oral

▂▃▄▅▅▅▆▇██human-drug-label · price not live yet

Culex Pipiens, Die
  o--o
   \/
   /\
  o--o

:| molecule · DailyMed SPL index

Culex Pipiens, Dieffenbachia Seguine Whole, Abelmoschus Moschatus Seed, Apis Mellifera, Rhododendron Tomentosum Leafy Tw · Oral

▂▂▃▄▄▅▅▆▇▇█human-drug-label · price not live yet

$ cat method.md

Ingredient first, prices second

Index 100,000 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.