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Comparing Famotidine vs Ranitidine

View side-by-side comparisons of medication uses, ratings, cost, side effects and interactions.
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Famotidine

Ranitidine

Famotidine is an acid-suppressing agent that may be used to treat a wide range of gastric-acid related disorders including gastric ulcers, heartburn, and GERD. A headache is the most common side... View more

Ranitidine is an acid-suppressing agent that may be used to treat a wide range of gastric-acid related disorders, including gastric ulcers, heartburn, and GERD. A headache is the most common side... View more

Prescription and OTC

Pricing and Coupons

* Prices are without insurance

Quantity	6 tablet
Dosage	20 mg
Per Unit^*	$2.04
Cost^*	$12.22

View all famotidine prices

Quantity	2 tablet
Dosage	150 mg
Per Unit^*	$2.43
Cost^*	$4.85

View all ranitidine prices

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Generic Availability

Yes (this medicine)

Dosage Form(s) Available

Intravenous solution
Oral powder for reconstitution
Oral tablet

Injectable solution
Oral capsule
Oral syrup
Oral tablet

Brand Names

Acid Control, Acid Controller Maximum Strength, Acid Controller Original Strength, Acid Reducer Maximum Strength, Acid Reducer Original Strength, Acid Reducer-Famotidine, Heartburn Relief, Heartburn Relief Maximum Strength, Pepcid, Pepcid AC, Pepcid AC Chewable Tablets, Pepcid AC Maximum Strength, Pepcid AC Maximum Strength Tablets, Pepcid Oral Suspension View more Acid Control 150, Acid Control 75, Acid Reducer, Acid Reducer Non-Prescription Strength, Acid Relief, Berkley and Jensen Acid Reducer Maximum Strength, Careone Acid Reducer, Deprizine, Equaline Heartburn Relief, Sunmark Acid Reducer Maximum Strength, Zantac, Zantac 150, Zantac 150 EFFERdose, Zantac 25 mg EFFERdose, Zantac 75, Zantac Injection View more

Half Life

The half-life of a drug is the time taken for the plasma concentration of a drug to reduce to half its original value.

4 hours

2.5 hours

CSA Schedule**

View glossary of terms.

Not a controlled drug

Is not subject to the Controlled Substances Act.

Not a controlled drug

Is not subject to the Controlled Substances Act.

Pregnancy Category

Category B No proven risk in humans

See the full Pregnancy Warnings document.

Category B No proven risk in humans

See the full Pregnancy Warnings document.

FDA Alerts

FDA Alerts (1)

FDA Alerts (18)

Drug Interactions

A total of 279 drugs are known to interact with famotidine:

9 major drug interactions (18 brand and generic names)
230 moderate drug interactions (748 brand and generic names)
40 minor drug interactions (275 brand and generic names)

A total of 131 drugs are known to interact with ranitidine:

9 major drug interactions (30 brand and generic names)
61 moderate drug interactions (210 brand and generic names)
61 minor drug interactions (638 brand and generic names)

Alcohol/Food/Lifestyle Interactions

No known alcohol/food interactions. This does not necessarily mean no interactions exist. Always consult your healthcare provider.

Disease Interactions

First Approval Date

October 15, 1986

June 09, 1983

WADA Class

View World Anti-Doping Agency classifications.

N/A

More Information

Consumer Resources

Advanced Reading

N/A

Professional Resources

Related Treatment Guide

** The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Medical Disclaimer