GERD Home > More Information About Zantac

Storage Methods

Store Zantac at room temperature, away from moisture or heat. Keep Zantac tablets in an airtight container.
As with all medications, keep it out of the reach of children.

What Should I Do If I Miss a Dose?

If you do not take your Zantac as scheduled, take your next dose as soon as you remember. If it is almost time for your next dose, skip the missed dose and continue with your regular schedule. Do not take a double dose.

Strengths of Zantac

Prescription Zantac is available in several forms and strengths, including:
Zantac is also available in an injectable form for use in hospitals.
Over-the-counter Zantac is available in two strengths:
  • Zantac 75 Acid Reducer -- containing 75 mg of Zantac
  • Maximum Strength Zantac 150 Acid Reducer -- containing 150 mg of Zantac.

Generic Zantac

There is currently both brand-name and generic Zantac licensed for sale (both prescription and over-the-counter). However, not all forms of the drug are available as generics.
(Click Generic Zantac for more information.)
Written by/reviewed by:
Last reviewed by: Kristi Monson, PharmD;
Last updated/reviewed:
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