Phosphate, Potassium Monobasic

What it is and how it works

ACTIONS K-PHOS® ORIGINAL is a highly effective sodium-free urinary acidifier.

Indications

INDICATONS AND USAGE For use in patients with elevated urinary pH. K-PHOS® ORIGINAL helps keep calcium soluble and reduces odor and rash caused by ammoniacal urine. Also, by acidifying the urine, it increases the antibacterial activity of methenamine mandelate and methenamine hippurate.

Dosage and administration (summary)

DOSAGE AND ADMINISTRATION Two tablets dissolved in 6-8 oz. of water 4 times daily with meals and at bedtime. For best results, let the tablets soak in water for 2 to 5 minutes, or more if necessary, and stir. If any tablet particles remain undissolved, they may be crushed and stirred vigorously to speed dissolution.

Contraindications

CONTRAINDICATIONS This product is contraindicated in patients with infected phosphate stones; in patients with severely impaired renal function (less than 30% of normal) and in the presence of hyperphosphatemia and hyperkalemia.

Pregnancy

Pregnancy Teratogenic Effects Pregnancy Category C Animal reproduction studies have not been conducted with K-PHOS® ORIGINAL. It is also not known whether this product can cause fetal harm when administered to a pregnant woman or can affect reproductive capacity. This product should be given to a pregnant woman only if clearly needed.

Storage and supply

STORAGE Keep tightly closed. Store at controlled room temperature, 20°-25°C (68°-77°F). Dispense in tight, light-resistant containers with child-resistant closures.

Source: Potassium Phosphate, Monobasic (K Phos Original) — US FDA prescribing information, 2023-02-23, DailyMed. Summarised and shortened; the full label governs. Iranian registration, indications and labelling may differ.