Potassium citrate

Potassium Citrate

Structural formula of potassium citrate

Potassium citrate is a chemical compound with the formula K₃C₆H₅O₇. It is the potassium salt of citric acid and is commonly used in the medical field as a dietary supplement and medication.

Chemical Properties

Potassium citrate is a white, crystalline powder that is highly soluble in water. It has a slightly salty taste and is often used as a buffering agent in various pharmaceutical formulations. The compound is stable under normal conditions and decomposes at high temperatures.

Medical Uses

Potassium citrate is primarily used to treat and prevent hypokalemia, a condition characterized by low levels of potassium in the blood. It is also used to manage urinary tract infections and to prevent the formation of kidney stones, particularly those composed of calcium oxalate.

Treatment of Hypokalemia

Hypokalemia can result from various conditions, including diuretic use, vomiting, and diarrhea. Potassium citrate supplements help restore normal potassium levels, which are crucial for maintaining proper muscle and nerve function.

Prevention of Kidney Stones

Potassium citrate increases the urinary pH and citrate levels, which helps prevent the crystallization of calcium oxalate and other compounds that form kidney stones. It is often prescribed to patients with a history of recurrent kidney stones.

Mechanism of Action

Potassium citrate works by alkalinizing the urine, which helps dissolve certain types of kidney stones and prevents their formation. The increased citrate in the urine binds with calcium, reducing the amount available to form stones.

Side Effects

Common side effects of potassium citrate include gastrointestinal discomfort, such as nausea, vomiting, and diarrhea. In some cases, it may cause hyperkalemia, a condition where there is too much potassium in the blood, which can be serious if not monitored.

Dosage and Administration

Potassium citrate is available in various forms, including tablets, capsules, and liquid solutions. The dosage depends on the condition being treated and the patient's response to the medication. It is important to follow the prescribed dosage and consult a healthcare provider for any concerns.

Related Pages

• Potassium
• Citric acid
• Kidney stone
• Hypokalemia