ATC N03AA03
Primidone
2 US drug concepts across dosage forms & routes
22 ACTIVE SUPPLIERS - US
openFDA · updated weekly
All forms2 active · 0 discontinued
Every dosage form and route registered under this substance. Each links to its own price trend, supplier list, and regulatory history.
Grouped by WHO ATC classification (via RxNorm) - one substance across every US dosage form and route on file. See the methodology for how the ATC mapping and supplier counts are built.