K-Phos Neutral (monopotassium phosphate, monosodium phosphate, and disodium phosphate) is a prescription drug that is used to buffer the acid and reduce excess calcium in the urinary tract in patients with calcium kidney stones. Acid in the urine contributes to the formation of kidney stones. On average, K-Phos Neutral costs $70.68 but you could pay $20.68 for 60, 155-852-130mg tablets with a free SingleCare K-Phos Neutral coupon.
Edit your dosage
30 tablet, 155-852-130mgEdit
Unlock members-only prices.Free signup.
You have 0.00 in available bonus savings. Bonus savings will be automatically applied to your next eligible prescription fill.
Show this free card to your pharmacist.

Save an extra $3 on any eligible prescription! Sign up for free
Members can save even more
and it's free to join
SingleCare’s prescription prices are based on multiple sources. The prices we publish are our best estimate, but we cannot guarantee that the price we display will exactly match the price you receive at the pharmacy. For an exact price, please contact your pharmacy and provide the BIN/GRP/PCN numbers shown on your SingleCare card.
Any SingleCare bonus savings, including the $3 signup bonus, may only be used once.
Prices updated: 12/05/2025
Members save the most
K-Phos Neutral (monopotassium phosphate, monosodium phosphate, and disodium phosphate) is a prescription drug that is used to buffer the acid and reduce excess calcium in the urinary tract in patients with calcium kidney stones. Acid in the urine contributes to the formation of kidney stones. On average, K-Phos Neutral costs $70.68 but you could pay $20.68 for 60, 155-852-130mg tablets with a free SingleCare K-Phos Neutral coupon.
Our price history metrics are calculated from aggregate prescription data that we receive from all participating pharmacies. This chart updates daily to show new price fluctuations. If a data point is missing from the chart, it is because we do not have enough data to produce a reliable figure.
| Pharmacy | K-Phos-Neutral Retail Price | Phosphorous Retail Price | Phosphorous SingleCare Price |
|---|---|---|---|
| Walmart | $53.40 | - | - |
| Walgreens | $70.80 | $28.20 | $18.60 |
| Kroger Pharmacy | $53.40 | - | - |
| Albertsons Pharmacy | - | $34.80 | $27.00 |
These prices are based on the last month of SingleCare prescription fill data by major pharmacy. This table updates daily to show the most accurate typical prices by pharmacies. If a data point is missing from the table, it is because we do not have enough data to produce a reliable figure.
K-Phos Neutral (monopotassium phosphate, monosodium phosphate, and disodium phosphate) is a prescription drug that is used to buffer the acid and reduce excess calcium in the urinary tract in patients with calcium kidney stones. Acid in the urine contributes to the formation of kidney stones. On average, K-Phos Neutral costs $70.68 but you could pay $20.68 for 60, 155-852-130mg tablets with a free SingleCare K-Phos Neutral coupon.
Patients can usually expect to pay $70.68 for 60, 155-852-130mg tablets of K-Phos Neutral. Compare this price to the cost of K-Phos Neutral with a SingleCare coupon: $20.68 for 60, 155-852-130mg tablets. From generics to brand-name prescription drugs, you can save as much as 80% with a SingleCare discount card.
The amount of your K-Phos Neutral copay depends on your insurance plan. With SingleCare, K-Phos Neutral costs as little as $20.68 for 60, 155-852-130mg tablets, which may be lower than your insurance copay. Ask your pharmacist to do a price comparison. You may save more money with SingleCare than with insurance.
K-Phos Neutral is usually not covered by Medicare prescription drug plans. Medicare recipients can save with a SingleCare K-Phos Neutral coupon and pay only $20.68 for their prescription.
K-Phos Neutral is a brand-name prescription tablet containing monopotassium phosphate, monosodium phosphate, and disodium phosphate. An identical generic prescription tablet with these three ingredients is manufactured by Rising.
K-Phos Neutral is a prescription drug with phosphate (monopotassium phosphate, monosodium phosphate, and disodium phosphate). K-Phos Neutral is prescribed to patients with calcium kidney stones to buffer the acid and reduce excess calcium in the urinary tract. Acidic urine and excess calcium contribute to the formation of calcium crystals, i.e., kidney stones.
One to two K-Phos Neutral tablets are taken four times a day with water. Each tablet yields 250 mg of phosphorus.
While not a complete list, the most common side effects of K-Phos Neutral are nausea, vomiting, diarrhea, and stomach pain. Less common side effects include dizziness, headache, muscle cramps, and confusion. Allergic reactions are very rare and are usually reactions to the inactive ingredients in K-Phos Neutral. Discontinue K-Phos Neutral if you notice signs of an allergic reaction such as hives, facial swelling, or difficulty breathing.
SingleCare is accepted at most national pharmacies and grocers, including the following:
Health education, drug info, wellness & more
Prescription savings vary by prescription and by pharmacy, and may reach up to 80% off cash price. This is a medical discount plan. This is NOT insurance. This program offers you the opportunity to locate providers of various types of medical services who will offer their services to you at discounted rates. The range of discounts for medical or ancillary services provided under the plan will vary depending on the type of provider and service received. You are fully responsible for paying for all health care services but will be entitled to receive a discount from those health care providers in accordance with the specific pre-negotiated discounted fee schedule. This program does not guarantee the quality of the services or procedures offered by the providers. Except for prescription drugs which you will pay directly to the pharmacy at the time of purchase, all other services received through a program provider will be charged to the credit card on file in your member account. The charge will include an administrative fee for use of the program. Towers Administrators LLC is the licensed discount medical plan organization with its administrative office located at 4510 Cox Road, Suite 111, Glen Allen, VA 23060. SingleCare Services, LLC is the marketer of the discount medical plan organization including its website, singlecare.com, with its corporate office located at 99 High Street, Suite 2800, Boston, MA 02110. For additional information, including an up-to-date list of providers, or assistance with any issue related to program membership, please contact member support any time at www.singlecare.com, or by calling toll-free 844-234-3057, 24 hours, 7 days a week (except major holidays). Pharmacy names, logos, brands, and other trademarks are the property of their respective owners.
Blog articles are not medical advice. They are intended for general informational purposes and are not meant to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition. If you think you may have a medical emergency, immediately call your physician or dial 911.
© 2025 SingleCare Administrators. All rights reserved
© 2025 SingleCare Administrators. All rights reserved