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What is Slow K (Potassium) prescribed for?

This medication is a supplement used to treat and prevent low amounts of potassium in the blood.  A normal level of potassium in the blood is important, since it helps your cells, kidneys, heart, muscles and nerves to work properly.

While most people get enough potassium in their diet with well balanced meals, some others may suffer from various conditions that can lower ones potassium level. Some of these conditions are diarrhea, vomiting, and hormone problems such as hyperaldosteronism, or treatment with "water pills"/diuretics.

Read up on any information give to you about this medication and if you have any questions ask your doctor and inform them of any concerns you may have.

This medication is to be taken by mouth. And to prevent a upset stomach, take each dose with a meal and a full glass of water, unless you are directed to do otherwise. Make sure not to lie down for at least 10 minutes of taking this medication.

Make sure to swallow the tablet whole. Do not crush, chew or suck on the tablets. Doing so may release all of the medication at once which can increase the risk of side effects.

Take this medication regularly to get the most benefit from it. The dosage is based on your medical condition and response to treatment. Do not increase your dose or take it more often than prescribed.


Before taking this medication, it is best to advise your doctor if you are allergic Potassium; or to any other medications or allergies in general. This product may contain inactive ingredients, which can cause allergic reactions or other problems.

It is best to inform your doctor of your medical history. Therefore, it is best to speak with your doctor if you have ever suffered from any of the following; 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.

Side Effects

While minor, some of these side effects may occur. They are as follows; Upset stomach, nausea, vomiting, gas, or diarrhea may occur. However if any of these persist or worsen, it’s best to speak with your doctor right away.

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

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.


What happens if I suddenly stop taking this medication?

There may be a relapse in symptoms as well as side effects. You should speak your doctor before stop taking this medication.


 What is the best dosage to take?

The diagnosis with your doctor will be able to determine the best dosage for your treatment. Work with your doctor closely for dosage and dosing schedules.


 What happens if I miss a dose?

You should take the missed dose as soon you realize you have forgotten. If the forgotten dose is closer to your next scheduled dose, take the next schedule dose to avoid overlapping in dose.


 What is the best way to store this medication?

This medication is stored at room temperature, and should be kept away from children and pets. Do not throw away this medication in the wastebasket. If you are uncertain how to dispose of this medication speak with your pharmacist for help in safely disposing of this medication.

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