$ 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 Ci o--o \/ /\ o--o
:| molecule · DailyMed SPL index
Advil Pm
Diphenhydramine Citrate, Ibuprofen · Oral
Diphenhydramine Hc o--o \/ /\ o--o
:| molecule · DailyMed SPL index
Advil Pm , Liquid Filled
Diphenhydramine Hcl, Ibuprofen · Oral
Advil Pm o--o \/ /\ o--o
:| molecule · DailyMed SPL index
Advil Pm- Diphenhydramine Citrate And Ibuprofen , Tablet, Coated
Advil Pm · Oral
Ibuprofen And Diph o--o \/ /\ o--o
:| molecule · DailyMed SPL index
Advil Pm , Advil Pm, Travel Basix (Ibuprofen And Diphenhydramine Citrate) Tablet, Coated A
Ibuprofen And Diphenhydramine Citrate · Oral
Diphenhydramine Ci o--o \/ /\ o--o
:| molecule · DailyMed SPL index
Advil Pm
Diphenhydramine Citrate And Ibuprofen · 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.