Note: This document contains side effect information about potassium chloride. Some of the dosage forms listed on this page may not apply to the brand name K-Tab.
Applies to potassium chloride: oral tablet extended release
Other dosage forms:
WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
Applies to potassium chloride: compounding powder, intravenous solution, oral capsule extended release, oral granule extended release, oral liquid, oral powder for reconstitution, oral tablet, oral tablet extended release
Hyperkalemia can cause muscle weakness, paresthesia of the extremities, listlessness, mental confusion, flaccid paralysis, cold skin, grey pallor, peripheral vascular collapse, fall in blood pressure, paralysis, cardiac arrhythmias, and heart block. Electrocardiogram abnormalities include disappearance of the P-wave, widening and slurring of QRS complex, changes of the S-T segment, tall peaked T-waves. At extremely high concentrations (8 to 11 mmol/L) may cause death from cardiac depression, arrhythmias, or arrest.
Frequency not reported: Hyperkalemia, hypervolemia
Frequency not reported: Nausea, vomiting, flatulence, abdominal pain/discomfort, diarrhea, obstruction, bleeding, ulceration, perforation, gastrointestinal hemorrhage, local irritation of the mucosa
Postmarketing reports: Delayed intestinal transit
Frequency not reported: Injection site pain, injection site phlebitis, infection at injection site, venous thrombosis extending from site of injection, extravasation
Frequency not reported: Cardiac arrhythmias, cardiac arrest
Rare (less than 0.1%): Skin rash
Frequency not reported: Urticaria, pruritus
Frequency not reported: Febrile response
Medically reviewed by BestRx Medical Team Last updated on 1/1/2020.
Source: Drugs.com K-tab