POTASSIUM PHOSPHATE (poe Tass i um FOS fate) is used to make the urine more acidic. This helps prevent some kidney stones. This medicine can also work with some antibiotics for urinary tract infections.
Take this medicine by mouth with food. Follow the directions on the package or prescription label. Dissolve this medicine in 6 to 8 ounces of water as directed. Allow tablets to soak in water for 2 to 5 minutes or more. If part of the tablet does not dissolve, it may be crushed and then the solution stirred vigorously. Shake or stir well before taking. Take your medicine at regular intervals. Do not take your medicine more often than directed. Do not stop taking except on your doctor's advice.
Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.
Side effects that you should report to your doctor or health care professional as soon as possible:
allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
fast, irregular heartbeat
numbness or tingling in hands or feet
unusually weak or tired
weakness, heaviness of legs
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
bone or joint pain
Do not take this medicine with any of the following medications:
certain diuretics such as spironolactone, triamterene
sodium polystyrene sulfonate
This medicine may also interact with the following medications:
antacids containing aluminum, magnesium, or calcium
aspirin and aspirin-like medicines
certain medicines for blood pressure or heart disease like lisinopril, losartan, quinapril, valsartan
medicines that lower your chance of fighting infection such as cyclosporine, tacrolimus
NSAIDs, medicines for pain and inflammation, like ibuprofen or naproxen
other potassium or phosphorus supplements
If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.
Keep out of the reach of children.
Store at room temperature between 20 and 25 degrees C (68 and 77 degrees F). Protect from light. Throw away any unused medicine after the expiration date.
They need to know if you have any of these conditions:
high levels of potassium or phosphorus in the blood
an unusual or allergic reaction to potassium, phosphorus, other medicines, foods, dyes, or preservatives
pregnant or trying to get pregnant
Visit your doctor or health care professional for regular checkups. You may need lab work done regularly.
If you have kidney stones, you may pass old stones when starting this medicine.
Side effects like stomach upset, nausea and diarrhea happen more when this medicine is not mixed properly or taken without food. Follow mixing instructions exactly each time you take a dose.