Home News Drug Alka Seltzer Antacid Capsules Uses, Side Effects & Interactions

Alka Seltzer Antacid Capsules Uses, Side Effects & Interactions

Alka Seltzer Antacid Capsules Uses, Side Effects & Interactions

Alka Seltzer: The post will cover the use and side effects of Alka Seltzer capsule. It will also narrate interactions and overdose of taking this tablet in oral form. By going through this post you will also be able to know how to use this medication in the best possible ways.

Alka Seltzer is basically used to treat symptoms like indigestion, stomach upset, heartburn, formation of too much stomach acid and more. It’s an antacid that works by reducing the amount of acid in your stomach.

Before using it, you need to check all the ingredients. If you are suspicious about using it, you must consult your doctor once.


How to use Alka Seltzer Antacid Capsule

You need to take Alka Seltzer orally by mouth. There are chewable forms available which can be used as well. In such cases, simply chew the medication before swallowing it.

If you using it in liquid form, you can simply shake the bottle well before you uses it each time. But in any case, you are directed to follow all the directions written overleaf.

Take this medication as per the recommendation of your doctor. In any case try not to take it more than directed. If you are not sure what to do, you can always consult with your doctor or a pharmacist.

After taking this medication of Alka Seltzer, tell your doctor about any side effects or any other changes. You are advised not to take its maximum dose for over 2 weeks. Always consult your doctor for any question.


Alka Seltzer Side Effects

The medication of Alka Seltzer is available in many forms. For example, it is available by the name alka seltzer plus. They are also available in liquid and chewable forms as well.

Some of the side effects of include burping, gas and constipation. In case, if you notice any of the above symptoms get worsen or continue to persist for long, you need to see your doctor.

In any case, you need to follow the directions of your doctor who has prescribed you this medication. One reason is that your doctor thinks that benefits of taking Alka Seltzer are far more than side effects.

In most cases, Alka Seltzer is safe to use as many people who are using this medication have not reported any major or serious side effects.

You should always be careful regarding the side effects of Alka Seltzer. In case you come across the feeling of unusual weakness/tiredness, increased thirst/urination, headache, mental/mood changes (confusion), bone/muscle pain, unusual weight loss,  nausea/vomiting and loss of appetite.

You must tell your doctor right away if any of these symptoms continue to persist for long.

There are no serious allergic reactions of taking this drug. But you should take immediate medical attention if you come across any of the symptoms like trouble breathing, severe dizziness, allergic reaction (swelling, rash) and more.

If you come across any other side effects, you need to contact your doctor or pharmacist.



If you are taking calcium carbonate, you need to first consult with your doctor if you are allergic to it.

It’s because the above product contains a number of inactive ingredients like dairy products or milk. Such products are prone to cause any type of serious reaction or any other associated problem.

You are recommended to talk to your doctor after you face any of the problems before using Alka Seltzer in any form.

There are some products of Alka Seltzer that are found to contain aspartame. People who are suffering from conditions like phenylketonuria (PKU) have to restrict themselves taking aspartame (or phenylalanine). In such cases, you should always consult with your doctor.


Interactions of Alka Seltzer

Whether you take any type of medication, the interactions come and go. In most cases, it’s been observed that drug interactions may change depending on how your medications actually work. It may also become the reason to increase the risk of side effects after taking this medication.

In any sort of confusion, always talk to your doctor or pharmacist.

There are some known products that are known to interact with Alka Seltzer including digoxin, sodium polystyrene sulfonate, phosphate supplements, certain phosphate binders (like calcium acetate) nd more.

Please note that calcium carbonate can reduce the absorption of some other drugs. A few examples of affected drugs include quinolone antibiotics (like ciprofloxacin, levofloxacin), strontium, pazopanib, levothyroxine, iron, estramustine, bisphosphonates (alendronate) and more.

So, the bottom line is that you need to separate these doses of from the doses of calcium carbonate. Please also do check all the prescriptions and nonprescription as they may contain calcium carbonate.


Overdose of Alka Seltzer

If you have taken overdose of Alka Seltzer and have acquired some serious symptoms like troubled breathing, you need to seek immediate medical attention. If not, you should call poison control center right away.

If you are a resident of the US, you can call on the number 1-800-222-1222. Some of the symptoms may include dizziness, weakness, headache, loss of appetite, mental/mood changes, nausea/vomiting.


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