Compare over the counter heartburn medications, including histamine 2 (H2) blockers, antacids, and proton pump inhibitors (PPIs). Please speak with your healthcare provider about which treatment may be right for you.
Why Choose PEPCID®
PEPCID® is an H2 blocker that provides relief for occasional heartburn in just 15-30 minutes and helps control acid all day or all night.* As the #1 doctor recommended and #1 selling brand for preventing and relieve heartburn fast, PEPCID® products contain the active ingredient famotidine, an H2 blocker that helps relieve heartburn by reducing the amount of acid in the stomach. For 35 years backed by 50+ clinical studies, PEPCID® has provided safe and effective heartburn relief when used as directed. Learn more about PEPCID®.
*Based on 9-hour acid control studies during the day and 12-hour acid control studies during the night. Acid control does not imply symptom relief.
Compare PEPCID® To Other Over The Counter Heartburn Medicines
PEPCID® is an FDA approved, safe and effective remedy to relieve symptoms of occasional heartburn when used as directed.
![]() TUMS® Calcium Carbonate |
![]() PRILOSEC OTC® Omeprazole |
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BENEFITS | |||
Classification | H2 Blocker | Antacid | PPI |
Adult dosing | 1 tablet | 2-4 tablets | 1 pill every day for 14 days |
Intended use | Treats and prevents unexpected heartburn | Treats unexpected heartburn | Treats frequent heartburn |
Onset of heartburn relief | Starts to work in minutes1 | Starts to work in seconds4 | Not intended for immediate relief. Can take up to 1-4 days for full effect |
Duration of acid control or neutralization | Up to 12 hours2 | Up to 12 hours2 | Up to 24 hours (when taken once daily for 14 days) |
Prevents heartburn |
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No |
No |
Controls acid all night |
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No |
Up to 24 hours (when taken once daily for 14 days) |
Tablet/Capsule |
Yes |
No |
Yes |
Chewable tablet |
No |
Yes |
No |
Original Famotidine Brand, clinically proven heartburn relief for 35 years |
Yes |
No |
No |
#1 Doctor recommended Acid Reducer Brand |
Yes |
No |
No |
#1 Gastroenterologist Recommended Acid Reducer H2 Blocker Brand |
Yes |
No |
No |
Backed by 50+ Clinical Studies |
Yes |
No |
No |
FOOTER |
No |
*Based on Tums® Regular Strength 500 Chewables | *Based on Prilosec OTC® tablets |
PEPCID® provides fast heartburn relief in minutes and lasts all day*. Learn about the PEPCID® money back guarantee and find the details about our policy here
* Starts to relieve heartburn in 15-30 minutes. Based on 8 hours of symptom relief studies during the day.
1Starts to relieve heartburn in 15-30 minutes.
2Based on 9 hour acid control studies during the day and 12 hour acid control studies at night. Acid control does not imply symptom relief.
3Prevents heartburn if taken 10-60 minutes before a meal.
4Starts to neutralize acid on contact.
5Prevents heartburn if taken 15-60 minutes before a meal.
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FIND A HEARTBURN MEDICINE THAT MAY BE RIGHT FOR YOU
Select an option below to see one-to-one heartburn medicine comparison charts and understand the differences between brands to help determine which over the counter heartburn medication might be right for you.
PEPCID® vs. ZANTAC 360®
SEE WHY PEPCID® COULD WORK FOR YOU