ATC R06AB04
Chlorpheniramine
31 US drug concepts across dosage forms & routes
47 ACTIVE SUPPLIERS — US
openFDA · updated weekly
All forms28 active · 3 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.
Pill