ZANTAC 150 vs ZANTAC 25

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 16, 2026·How we rate

Attribute	ZANTAC 150	ZANTAC 25
Rating	70/100	New
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	RANITIDINE HYDROCHLORIDE	RANITIDINE HYDROCHLORIDE
Manufacturer	Glaxosmithkline	Glaxo Grp Ltd
Dosage forms	Tablet	Tablet, effervescent
Drug class	—	—
Boxed warning	None	None
Half-life	about 2.5 to 3 hours	about 2.5 to 3 hours
Treats	Duodenal Ulcer, Peptic Esophagitis, Gastroesophageal Reflux	Duodenal Ulcer, Peptic Esophagitis, Gastroesophageal Reflux

zantac 150 zantac 25

Rating

70/100

New

Pharmacy pays

—

Type

Active ingredient

RANITIDINE HYDROCHLORIDE

Manufacturer

Glaxosmithkline

Glaxo Grp Ltd

Dosage forms

Tablet

Tablet, effervescent

Drug class

—

Boxed warning

None

Half-life

about 2.5 to 3 hours

Treats

Duodenal Ulcer, Peptic Esophagitis, Gastroesophageal Reflux

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Frequently asked questions

What is the difference between Zantac 150 and Zantac 25?

Both Zantac 150 and Zantac 25 share the active ingredient Ranitidine Hydrochloride.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.