Alginic Acid Carboxymethylcellulose
Alginic Acid/Carboxymethylcellulose is a combination medication primarily used to manage symptoms of gastroesophageal reflux (GERD) and heartburn. These compounds work together to form a protective barrier in the stomach that helps prevent stomach acid from flowing back into the esophagus. This medication is commonly available in liquid or chewable tablet form and provides relief by physically coating the esophageal and stomach lining.
A combination medication that forms a protective barrier to relieve heartburn and acid reflux symptoms.
Key facts at a glance
- RxNorm
- 1007008
- Generic
- Alginic Acid / Carboxymethylcellulose
- Class
- multi-ingredient
- Brands
- —
- Availability
- rx
- Lactation
- unknown
- Routes
- —
- Forms
- —
- Regions
- US, EU, CN, JP
- Monitoring
- —
This page is for informational purposes only.
Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Primarily used for symptomatic relief of gastroesophageal reflux disease (GERD), heartburn, and acid indigestion. May also be used for esophagitis and symptoms of hiatal hernia.
Alginic acid and carboxymethylcellulose react with saliva to form a viscous foam that floats on top of stomach contents, creating a physical barrier that prevents acid reflux into the esophagus. The formulation provides relief by protecting the esophageal lining from stomach acid exposure.
Generally well-tolerated but may cause minor side effects like constipation or nausea. Should be used with caution in patients with sodium-restricted diets (some formulations contain sodium). Take as directed, typically after meals and at bedtime. Consult a healthcare provider if symptoms persist beyond 2 weeks. Keep medications away from excessive heat and moisture.
Official drug label
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 27, 2026. · Read our editorial policy