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Effervescent Potassium / Chloride Side Effects

Generic Name: potassium bicarbonate / potassium chloride

Note: This page contains information about the side effects of potassium bicarbonate / potassium chloride. Some of the dosage forms included on this document may not apply to the brand name Effervescent Potassium / Chloride.

Applies to potassium bicarbonate / potassium chloride: oral powder for reconstitution, oral tablet effervescent

Get emergency medical help if you have any of these signs of an allergic reaction while taking potassium bicarbonate / potassium chloride: 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, ongoing diarrhea or vomiting;

  • black, bloody, or tarry stools; or

  • coughing up blood or vomit that looks like coffee grounds.

Less serious side effects of potassium bicarbonate / potassium chloride may include:

  • mild nausea or upset stomach;

  • mild or occasional diarrhea; or

  • slight tingling in your hands or feet.

This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect.

Not all side effects for Effervescent Potassium / Chloride may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.

More about Effervescent Potassium/Chloride (potassium bicarbonate / potassium chloride)

Consumer resources

Other brands: K-Lyte/Cl 25, K-Lyte/Cl

Related treatment guides

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