$ 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.
Diphenhydramine, Z o--o \/ /\ o--o
:| molecule · DailyMed SPL index
Medi First Extra Strength Itch Relief
Diphenhydramine, Zinc Acetate · Oral
Camphor, Diphenhyd o--o \/ /\ o--o
:| molecule · DailyMed SPL index
Coretex Anti-Itch Gel
Camphor, Diphenhydramine, Zinc Acetate · Oral
Diphenhydramine, Z o--o \/ /\ o--o
:| molecule · DailyMed SPL index
Extra Strength Wal-Dryl Itch Relief
Diphenhydramine, Zinc Acetate · Oral
$ cat method.md
Ingredient first, prices second
Now
Index 100,000 drug/package records by active ingredient, brand, route, class hint, source, and risk/price-gap watch signals.
Next
Attach daily country snapshots for US, Canada, UK, India, Mexico, and EU comparator markets.
Later
Track pharmacy-level prices, coupons, cash-pay providers, generic availability, and verified substitution boundaries.