What is potassium chloride?
Potassium is a mineral that is found naturally in foods and is necessary for many normal functions of the body, especially the beating of the heart.
Potassium chloride is used to treat or prevent a lack of natural potassium in the body.
Potassium chloride may also be used for purposes other than those listed in this medication guide.
Before taking potassium chloride, tell your doctor if you have:
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kidney disease;
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Addison’s disease;
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stomach ulcer or intestinal blockage;
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chronic diarrhea; or
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if you are taking a potassium-sparing diuretic such as triamterene (Dyrenium, Dyazide, Maxzide), spironolactone (Aldactone, Aldactazide), or amiloride (Midamor, Moduretic).
If you have any of these conditions, you may not be able to use potassium chloride, or you may need a dosage adjustment or special tests during treatment.
FDA pregnancy category C. This medication may be harmful to an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant during treatment.
It is not known whether potassium chloride passes into breast milk or if it could harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.
Use this medication exactly as directed on the label, or as it has been prescribed by your doctor. Do not use the medication in larger amounts, or use it for longer than recommended.
Take this medication with a full glass of water.
You may take potassium chloride with food or milk to lessen stomach upset.
Mix the powder, granule, or liquid form of this medicine with at least 4 ounces (one-half cup) of water or juice. Stir the mixture thoroughly and drink it right away. Do not use any of these forms of potassium chloride without first mixing them with a liquid.
Do not crush, chew, or break the tablets or capsules. Swallow them whole. They are specially formulated to release medicine slowly in the body. If you have problems swallowing, ask your doctor about other forms of potassium.
Do not worry if you find a wax capsule in your stool (bowel movement). The capsule is formulated to be passed out in the stool, but the drug has been absorbed by the body.
It is important to take potassium chloride regularly to get the most benefit.
To be sure this medication is helping your condition, your blood will need to be tested on a regular basis. Do not miss any scheduled visits to your doctor.
Store potassium chloride at room temperature away from moisture and heat.
Take the missed dose as soon as you remember. If it is almost time for your next dose,
skip the missed dose and take the medicine at the next regularly scheduled time.
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:
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chest pain or heavy feeling, pain spreading to the arm or shoulder, nausea, sweating, general ill feeling;
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uneven heartbeat;
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confusion;
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unusual tiredness, weakness, or heavy feeling;
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stomach pain or severe cramping; or
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black, bloody, or tarry stools.
Continue taking potassium chloride and talk to your doctor if you have any of these less serious side effects:
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nausea, vomiting, diarrhea, or upset stomach;
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skin rash;
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mild tingling in your hands or feet; or
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anxiety.
Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.
Take this medication with a full glass of water.
You may take potassium chloride with food or milk to lessen stomach upset.
Do not crush, chew, or break the tablets or capsules. Swallow them whole. They are specially formulated to release medicine slowly in the body. If you have problems swallowing, ask your doctor about other forms of potassium.
Mix the powder, granule, or liquid form of this medicine with at least 4 ounces (one-half cup) of water or juice. Stir the mixture thoroughly and drink it right away. Do not use any of these forms of potassium chloride without first mixing them with a liquid.
Do not use a salt substitute while taking potassium chloride unless your doctor has told you to. Salt substitutes may contain potassium. You may get too much potassium and experience side effects if you use these products.
Do not use a salt substitute while taking potassium chloride without first talking to your doctor. Salt substitutes may contain potassium. You may get too much potassium and experience side effects if you use these products.
Before taking potassium chloride, tell your doctor if you are using any of the following drugs:
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an ACE inhibitor such as benazepril (Lotensin), captopril (Capoten), fosinopril (Monopril), enalapril (Vasotec), lisinopril (Prinivil, Zestril), moexipril (Univasc), perindopril (Aceon), quinapril (Accupril), ramipril (Altace), or trandolapril (Mavik);
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a beta-blocker such as acebutolol (Sectral), atenolol (Tenormin), betaxolol (Kerlone), bisoprolol (Zebeta), carteolol (Cartrol), carvedilol (Coreg), esmolol (Brevibloc), labetalol (Normodyne, Trandate), metoprolol (Lopressor, Toprol), nadolol (Corgard), penbutolol (Levatol), pindolol (Visken), propranolol (Inderal, InnoPran), sotalol (Betapace), or timolol (Blocadren);
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a diuretic (water pill) such as amiloride (Midamor), bumetanide (Bumex), chlorthalidone (Hygroton, Thalitone), ethacrynic acid (Edecrin), furosemide (Lasix), hydrochlorothiazide (HCTZ, HydroDiuril), indapamide (Lozol), metolazone (Mykrox, Zarxolyn), spironolactone (Aldactone), triamterene (Dyrenium, Maxzide, Dyazide), torsemide (Demadex), and others;
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a steroid such as prednisone (Deltasone, Orasone, others), cortisone (Cortone), hydrocortisone (Cortef, Hydrocortone, others), or dexamethasone (Decadron, Hexadrol); or
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an NSAID (non-steroidal anti-inflammatory drugs) such as ibuprofen (Motrin, Advil), diclofenac (Voltaren), diflunisal (Dolobid), etodolac (Lodine), flurbiprofen (Ansaid), indomethacin (Indocin), ketoprofen (Orudis), ketorolac (Toradol), mefenamic acid (Ponstel), meloxicam (Mobic), nabumetone (Relafen), naproxen (Aleve, Naprosyn), piroxicam (Feldene), and others.
If you are using any of these drugs, you may not be able to use potassium chloride, or you may need dosage adjustments or special tests during treatment.
There may be other drugs not listed that can affect potassium chloride. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.
Seek emergency medical attention if you think you have used too much of this medicine.
Symptoms of a potassium chloride overdose may include paralysis, numbness or tingly feeling, uneven heartbeat, feeling light-headed, fainting, chest pain or heavy feeling, pain spreading to the arm or shoulder, nausea, sweating, seizure (convulsions), or coma.
