Potassium Chloride

Upset stomach, nausea, vomiting, gas, or diarrhea may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly.

An empty tablet or capsule shell may appear in your stool. This effect is harmless because your body has already absorbed the medication.

Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

Tell your doctor right away if you have any serious side effects, including: difficult/painful swallowing, feeling as if the capsule/tablet is stuck in your throat.

Get medical help right away if you have any very serious side effects, including: vomit that looks like coffee grounds, stomach/abdominal pain, black/tarry stools.

A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

In the US -

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

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

Before using this medication, tell your doctor or pharmacist your medical history, especially of: heart problems, kidney problems, high levels of potassium in the blood.

Due to rare reports of stomach/intestinal ulcers and bleeding with sustained-release potassium products, taking a liquid form of potassium is preferred. Tell your doctor or pharmacist if you have throat/stomach/intestinal problems such as blockage, narrowing, or ulcers.

Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).

Before using other potassium supplements or salt substitutes that contain potassium, consult your doctor or pharmacist. Too much potassium may cause serious side effects. (See also Overdose section.)

During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.

Potassium passes into breast milk. Consult your doctor before breastfeeding.

Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.

Tell your doctor or pharmacist if you are regularly taking other medications that can also raise your potassium level. Examples include drospirenone, eplerenone, ACE inhibitors (such as enalapril, lisinopril), angiotensin receptor blockers (such as losartan, valsartan), potassium-sparing "water pills"/diuretics (such as spironolactone, triamterene), among others.

Also, tell your doctor or pharmacist if you take medications that can slow down the movement of potassium in your stomach or intestines, possibly increasing the risk of side effects (such as ulcers). Examples include atropine, scopolamine, some antihistamines such as diphenhydramine, antispasmodic drugs such as dicyclomine/hyoscyamine, bladder control drugs such as oxybutynin/tolterodine, certain drugs for Parkinson's disease such as benztropine/trihexyphenidyl, among others.

If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. US residents can call 1-800-222-1222. Canada residents can call 1-844-764-7669. Symptoms of overdose may include irregular heartbeat, muscle weakness, confusion.

Do not share this medication with others.

Lab and/or medical tests (such as potassium blood level, kidney function) should be done while you are taking this medication. Keep all medical and lab appointments. Consult your doctor for more details.

Eat a well-balanced diet. Foods high in potassium include bananas, oranges, cantaloupe, raisins, dates, prunes, avocados, apricots, beans, broccoli, spinach, potatoes, lentils, chicken, turkey, beef, and yogurt. Consult your doctor or dietician for recommended foods.

If you miss a dose, take it as soon as you remember. If it is near the time of the next dose, skip the missed dose. Take your next dose at the regular time. Do not double the dose to catch up.

Store at room temperature away from light and moisture. Do not store in the bathroom. Keep all medications away from children and pets.

Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.