Sodium Phosphate

Sodium Phosphate (Monobasic / Dibasic) in Medications

Sodium Phosphate (Monobasic / Dibasic): A Common Pharmaceutical Ingredient
Sodium phosphate is used in medications as a buffering agent. It does not treat medical conditions, but it plays an important role in pH and tonicity control.


What Is Sodium Phosphate (Monobasic / Dibasic)?

Sodium phosphate refers to monobasic and dibasic forms. In pharmaceuticals, it buffers solutions. It may appear under several ingredient names on medication labels.


Why Is Sodium Phosphate Used in Medications?

Sodium phosphate is used because it:

  • Buffers pH in formulations
  • Adjusts osmolarity
  • Supports stability in injectables
  • Prevents precipitation

These properties make it useful in both prescription and over-the-counter products.


Ingredient Names to Look For

Sodium phosphate may be listed as:

  • Sodium phosphate monobasic/dibasic
  • Monosodium phosphate
  • Disodium phosphate

Where Does Sodium Phosphate Appear?

It is commonly found in:

  • Injectables and IV solutions
  • Ophthalmic preparations
  • Oral liquids
  • Combination products

How to Check a Medication’s Ingredient List

Ingredient lists can vary by manufacturer and dosage form.
Use PillParser to scan a medication and view its ingredient list.





Adding the manufacturer filters generics (fillers/dyes often differ).

To keep PillParser free, anonymous scans are limited.


Understanding ingredient differences is especially important for individuals with known sensitivities. RxAllergyScan.com allows users to compare medication ingredients against their personal allergen profile.


Educational Note

This page provides educational information only and does not make medical claims.