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Cellulose Sodium Phosphate

Published: July 26, 2026Updated: August 25, 2026

Cellulose Sodium Phosphate is a phosphate-binding agent used to reduce calcium absorption in the intestines. It is primarily prescribed for patients with absorptive hypercalciuria to help prevent recurrent calcium-containing kidney stones by lowering urinary calcium levels.

Quick summary

A phosphate-binding medication that reduces intestinal calcium absorption to prevent kidney stones in patients with excessive urinary calcium.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 25, 2026Editorial policy

Key facts at a glance

RxNorm
342965
Generic
Cellulose Sodium Phosphate
Class
pin-variant
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 absorptive hypercalciuria and prevention of recurrent calcium oxalate kidney stones in patients with elevated intestinal calcium absorption.

Acts as an ion exchange resin that binds calcium in the gastrointestinal tract, reducing calcium absorption and subsequently decreasing urinary calcium excretion.

Should be taken with meals for optimal effect; patients should maintain adequate hydration and may require regular monitoring of mineral levels; not indicated for patients with hypocalcemia, phosphate deficiency, or impaired renal function.

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.

Medical Disclaimer

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 25, 2026. · Read our editorial policy