Skip to main content

Phosphate Supplements

Phosphate supplements are used treat kidney stones and hypophosphatemia or low phosphate levels. They work by increasing phosphates in the body to make the urine more acidic and lowering concentrations of calcium to prevent formation of calcium stones in the kidney.

Why are phosphate supplements prescribed?

  1. Kidney Stones (50%)
  2. Hypophosphatemia (50%)

Key takeaways

Phosphate supplements are used to treat low phosphate levels in the blood and prevent certain types of kidney stones. Examples include potassium phosphate (K-Phos) and potassium phosphate / sodium phosphate (K-Phos Neutral, Phospha 250 Neutral).

Prices for popular Phosphate Supplements medications
Viewing 4 of 4 medications
tablet icon

K-Phos Neutral (phospha 250 neutral)

as low as$20
POTASSIUM PHOSPHATE; SODIUM PHOSPHATE prevents kidney stones caused by too much calcium in the body. It works by making your urine more acidic, which prevents the build up of calcium. It may also be used to prevent and treat low phosphorus levels in your body. Phosphorus is a mineral that plays an important role in maintaining the health of your bones, muscles, digestive tract, and nervous system. This medication can also help antibiotics for UTIs work better.
See pricesMore info
tablet icon

K-Phos

as low as$36
POTASSIUM PHOSPHATE prevents kidney stones caused by too much calcium in the body. It works by making your urine more acidic, which prevents the build up of calcium. It may also be used to prevent and treat low phosphorus levels in your body. Phosphorus is a mineral that plays an important role in maintaining the health of your bones, muscles, digestive tract, and nervous system. This medication can also help antibiotics for UTIs work better.
See pricesMore info
tablet icon

K-Phos 2

as low as$64
POTASSIUM PHOSPHATE; SODIUM PHOSPHATE prevents kidney stones caused by too much calcium in the body. It works by making your urine more acidic, which prevents the build up of calcium. It may also be used to prevent and treat low phosphorus levels in your body. Phosphorus is a mineral that plays an important role in maintaining the health of your bones, muscles, digestive tract, and nervous system. This medication can also help antibiotics for UTIs work better.
See pricesMore info
tablet icon

K-Phos MF

POTASSIUM PHOSPHATE; SODIUM PHOSPHATE prevents kidney stones caused by too much calcium in the body. It works by making your urine more acidic, which prevents the build up of calcium. It may also be used to prevent and treat low phosphorus levels in your body. Phosphorus is a mineral that plays an important role in maintaining the health of your bones, muscles, digestive tract, and nervous system. This medication can also help antibiotics for UTIs work better.
See pricesMore info
Disclaimer: Popularity is based on total prescriptions for the brand and generic versions of each drug, regardless of the condition being treated. Some drugs are prescribed for multiple conditions.

Subscribe and save

Get prescription saving tips and more from GoodRx Health. Enter your email to sign up

By signing up, I agree to GoodRx’s Terms of Use and Privacy Policy, and to receive marketing messages from GoodRx.

Browse medications

View All
Research prescriptions and over-the-counter medications from A to Z, compare drug prices, and start saving.
ABCDEFGHIJKLMNOPQRSTUVWXYZ