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(potassium citrate) Extended-Release Tablets for Oral Use


Urocit®-K (potassium citrate extended-release tablets) is a citrate salt of potassium. Its empirical formula is K3C6H5O7 •H2O, and it has the following chemical structure:

Urocit®-K (Potassium Citrate)  Structural Formula Illustration

Urocit (potassium citrate extended-release tablets) ®-K yellowish to tan, oral wax-matrix tablets, contain 5 mEq (540 mg) potassium citrate, 10 mEq (1080 mg) potassium citrate and 15 mEq (1620 mg) potassium citrate each. Inactive ingredients include carnauba wax and magnesium stearate.

What are the possible side effects of potassium citrate (Urocit-K)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Stop using this medication and call your doctor at once if you have any of these serious side effects:

  • confusion, anxiety, feeling like you might pass out;
  • uneven heartbeat;
  • extreme thirst, increased urination;
  • leg discomfort;
  • muscle weakness or limp feeling;
  • numbness or tingly feeling in your hands or feet, or around your mouth;
  • severe stomach pain,...

Read All Potential Side Effects and See Pictures of Urocit-K »

What are the precautions when taking potassium citrate extended-release tablets (Urocit-K)?

Before taking this medication, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: underactive adrenal gland (Addison's disease), current bladder infection, uncontrolled diabetes, severe heart disease (e.g., recent heart attack, heart damage), certain stomach/intestinal problems (diabetic gastroparesis, conditions decreasing gut movement, peptic ulcer, blockage), severe kidney disease (e.g., inability to make urine), potassium-restricted diet, high...

Read All Potential Precautions of Urocit-K »

Last reviewed on RxList: 1/21/2010
This monograph has been modified to include the generic and brand name in many instances.

Urocit-K - User Reviews

Urocit-K User Reviews

Now you can gain knowledge and insight about a drug treatment with Patient Discussions.

Here is a collection of user reviews for the medication Urocit-K sorted by most helpful. Patient Discussions FAQs

Report Problems to the Food and Drug Administration


You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

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