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K-tab

Generic Name: Potassium Chloride Extended-Release Tablets (poe TASS ee um KLOR ide)
Brand Name: K-Tabs, Klor-Con
Easy-to-read patient leaflet for K-Tabs. Includes indications, proper use, special instructions, precautions, and possible side effects.
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Drug Information:
This is not a list of all drugs or health problems that interact with this medicine (K-Tabs). Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take this medicine (K-Tabs) with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor. Use this medicine (K-Tabs) as ordered by your doctor. Read all information given to you. Follow all instructions closely. Learn more

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K-tab Side Effects

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.

For the Consumer

Applies to potassium chloride: oral tablet extended release

Other dosage forms:

  • oral capsule extended release
  • intravenous solution
  • oral packet, oral solution

What are some side effects that I need to call my doctor about right away?

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:

  • Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
  • Signs of a high potassium level like a heartbeat that does not feel normal; change in thinking clearly and with logic; feeling weak, lightheaded, or dizzy; feel like passing out; numbness or tingling; or shortness of breath.
  • Slow heartbeat.
  • Chest pain or pressure.
  • Signs of bowel problems like black, tarry, or bloody stools; fever; mucus in the stools; throwing up blood or throw up that looks like coffee grounds; or very bad stomach pain, constipation, or diarrhea.
  • Swelling of belly.

What are some other side effects of this drug?

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:

  • Stomach pain or diarrhea.
  • Upset stomach or throwing up.
  • Gas.
  • Some products of potassium are in a wax matrix; you may see this in stool. The potassium has been taken into the body, but the wax has not.

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.

For Healthcare Professionals

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

Metabolic

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

Gastrointestinal

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

Local

Frequency not reported: Injection site pain, injection site phlebitis, infection at injection site, venous thrombosis extending from site of injection, extravasation

Cardiovascular

Frequency not reported: Cardiac arrhythmias, cardiac arrest

Dermatologic

Rare (less than 0.1%): Skin rash

Frequency not reported: Urticaria, pruritus

Other

Frequency not reported: Febrile response

Editorial References and Review

Medically reviewed by USARx EDITORIAL TEAM Last updated on 1/1/2020.

Source: Drugs.com K-tab (www.drugs.com/cdi/k-tabs.html).