- What Is
- Side Effects
- Drug Interactions
- Warning and Precautions
Brand Name and Other Names: KPhos Original, NeutraPhos
Generic Name: Potassium Acid Phosphate
Drug Class: Urinary Acidifying Agents
What Is Potassium Acid Phosphate Used For and How Does it Work?
Dosages of Potassium Acid Phosphate:
Dosage Forms and Strengths
- 500 mg
Dosage Considerations – Should be Given as Follows:
Elevated Urinary pH
- 1-2 tabs (500-1000mg) dissolved in 6-8 oz of water; take orally four times daily with meals and at bedtime
Safety and efficacy not established in pediatric patients.
What Are Side Effects Associated with Using Potassium Acid Phosphate?
Side effects of Potassium Acid Phosphate may include:
- Stomach pain
- Gas (flatulence)
- Slow heart rate
- High blood potassium (hyperkalemia)
- Local tissue death with leakage
- Shortness of breath
- Low blood calcium (hypocalcemia)
- Muscle cramps and contractions
- Phosphate intoxication
- Low blood pressure (hypotension)
- Irregular heartbeat (arrhythmia)
This document does not contain all possible side effects and others may occur. Check with your physician for additional information about side effects.
What Other Drugs Interact with Potassium Acid Phosphate?
If your doctor has directed you to use this medication, your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor, health care provider or pharmacist first.
Potassium Acid Phosphate has no listed severe interactions with other drugs.
Serious interactions of potassium acid phosphate include:
- potassium chloride
- potassium citrate
- potassium phosphates, IV
Potassium Acid Phosphate moderate interactions with at least 107 different drugs.
Potassium Acid Phosphate has mild interactions with at least 30 different drugs.
This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist. Check with your physician if you have health questions or concerns.
What Are Warnings and Precautions for Potassium Acid Phosphate?
This medication contains Potassium Acid Phosphate. Do not take Zydelig if you are allergic to potassium_acid_phosphate or any ingredients contained in this drug.
Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center immediately.
Effects of Drug Abuse
- No information available.
- See "What Are Side Effects Associated with Using Potassium Acid Phosphate?"
- Hemosiderosis (during long-term administration of large amounts)
- May cause high blood potassium (hyperkalemia); use caution in patients who require regulation of serum potassium concentrations
- Patients may experience mild laxative effects within first few days of therapy
- Use caution in patients with severe adrenal insufficiency, cardiac disease, myotonia congenita, pancreatitis, parathyroid disease, renal calculi, renal impairment, tissue breakdowns (burns), or rickets