Ranitidine

Zantac · H2 antagonist

Generic
ranitidine
Brand
Zantac
Class
H2 antagonist
Say it
ra-NI-ti-deen

What technicians need to know

Legacy ranitidine products withdrawn by FDA request in April 2020 over NDMA. Zantac 360® (relaunched 2021) contains famotidine, not ranitidine — different active ingredient; do not confuse the reused brand name with the legacy molecule

Commonly mispronounced

"RAN-ih-tih-deen"

The -tidine pattern

Ranitidine ends in -tidine, which marks a H2 receptor antagonist — used for stomach acid. Learning the suffix families turns roughly 200 separate drugs into about 20 patterns you can reason from. See all the families.

Other h2 antagonists

famotidine cimetidine

All h2 antagonist drugs →

Free Top 200 drugs sheet. Brand, generic, class, all the controlled-substance schedules on one page, and the look-alike pairs — built by a pharmacist who precepts technicians. No signup gate on the content itself. Get the free sheet.