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Nitazoxanide 500 mg
Medically Reviewed by – Brandon Hayes, PharmD
Last Updated on 8 July 2026

Nitazoxanide 500 mg

$0.84 $1.03
Nitazoxanide 500 mg is a medicine that helps treat infections caused by parasites and some viruses. It is often used for diarrhea caused by Giardia or Cryptosporidium, especially in children and adults with healthy immune systems. This medicine works by stopping the growth of the germs that cause the infection. It’s available in tablet form and is usually taken by mouth with food.
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Available Dosage
500mg
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Price
$61.8
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Nitazoxanide 500 mg CouponCoupon DescriptionCoupon Expiry Date
SUNNY28Summer Spectacular Sale2026-07-31
Categories: Antiprotozoal AgentTag: Pills

What is Nitazoxanide 500 mg?

Nitazoxanide 500 mg is a medicine that helps treat infections caused by parasites and some viruses. It is often used for diarrhea caused by Giardia or Cryptosporidium, especially in children and adults with healthy immune systems. This medicine works by stopping the growth of the germs that cause the infection. It’s available in tablet form and is usually taken by mouth with food.

How to Take Nitazoxanide 500 mg?

Take Nitazoxanide 500 mg exactly as your doctor tells you. Usually, it is taken every 12 hours (twice a day) for a few days. Swallow the tablet whole with a glass of water and take it with food to help your body absorb the medicine better. Don’t skip doses or stop early, even if you feel better. That can make the infection come back.

Dosage Instructions

The usual adult dose is 500 mg twice a day for 3 days, but your doctor may change it based on your age and condition. For kids, the dose is often smaller and may be given in liquid form. Always follow your doctor’s instructions. If you miss a dose, take it as soon as you remember. But if it’s almost time for your next dose, skip the missed one. Don’t take two doses at once.

Side Effects

Some people may feel mild side effects like nausea, headache, or stomach pain. You may also notice a yellow color in your eyes or skin — this is usually not harmful and goes away after stopping the medicine. Rarely, people can have allergic reactions like rashes or swelling. If that happens, stop taking the medicine and call your doctor right away.

Drug Interactions

Nitazoxanide can affect how other drugs work or increase side effects. Tell your doctor if you take blood thinners, seizure medications, or other anti-infective drugs. Also, let them know about any herbal products or supplements you use. This helps prevent any unwanted problems. Your doctor may change the dose or suggest a different medicine.

Warnings

Do not take Nitazoxanide if you’re allergic to it. If you’re pregnant, breastfeeding, or have liver or kidney problems, talk to your doctor first. This medicine might not be right for everyone. Let your doctor know about your health history. If you start feeling very sick, dizzy, or break out in a rash, stop taking the medicine and get help fast.

Storage

Store Nitazoxanide 500 mg at room temperature, away from moisture, heat, and light. Keep it in its original package, tightly closed. Do not freeze the medicine. Make sure it’s out of reach of children and pets. Don’t use it past the expiration date on the label. If you have leftover tablets, ask your pharmacist how to throw them away safely.

FAQ’s

What spongers does Nitazoxanide 500 mg treat?

Nitazoxanide 500 mg treats several spongers, especially intestinal parasites like Giardia lamblia and Cryptosporidium parvum. These organisms cause diarrhea and stomach upset, mainly in children and travelers. The medicine helps stop their growth so your body can fight off the infection more easily. Always take the full course even if symptoms improve.

What’s Nitazoxanide 500 mg for deworming?

Nitazoxanide 500 mg is sometimes used for deworming because it works well against parasites in the intestines. It targets organisms that cause infections, making it helpful for treating some types of worm infestations. However, it may not work on all worms, so consult your doctor for the right deworming treatment and dosage.

What to avoid when taking Nitazoxanide 500 mg?

While taking Nitazoxanide 500 mg, avoid alcohol, as it may increase side effects like dizziness or nausea. Don’t skip doses or take extra tablets. Also, avoid taking other medications without checking with your doctor, as they may interact with Nitazoxanide and reduce its effectiveness or cause unwanted reactions.

How long does Nitazoxanide 500 mg stay in your system?

Nitazoxanide 500 mg stays in your system for around 24 to 48 hours after your last dose. However, its effects may last longer depending on your body, age, and kidney function. Always finish your full course of medicine to ensure the infection is completely gone and doesn’t come back.

Can I take Nitazoxanide 500 mg for norovirus infection?

Yes, Nitazoxanide 500 mg may help treat norovirus infection by reducing the length and severity of symptoms like diarrhea and vomiting. While not a cure, it can support recovery. Always talk to your doctor before using it for norovirus, as not all viral infections need medication and treatment may vary.

Can I buy Nitazoxanide 500 mg Online for sale at low price?

Nitazoxanide 500 mg is available for sale at low prices through online and original apothecaries. Prices may vary, so comparing options can help you find the stylish deal. InternationalDrugMart.com is the exclusive platform where we give drugs at the lowest prices, ranging from$ 0.84 to$ 1.03.

Is there a Coupon for Nitazoxanide 500 mg?

Yes. International Drug Mart provides savings opportunities on Nitazoxanide 500 mg, so customers can reduce out-of-pocket expenses. Costs typically depend on the pack size selected, but promotional pricing helps make ongoing treatment more affordable. U.S. buyers also benefit from dependable fulfillment and discreet delivery to the door, supporting both convenience and continuity of care.

Is Nitazoxanide 500 mg buy available over the counter?

No. Nitazoxanide 500 mg buy is not available over the counter. It is a prescription-only medicine, so it should be used only after a licensed healthcare provider confirms it is suitable for your condition and explains the correct dosage, precautions, and possible interactions.

Is a prescription required for Nitazoxanide 500 mg buy?

Yes. A prescription is required for Nitazoxanide 500 mg buy. This medicine should not be used without medical advice because the correct dose, treatment duration, and safety checks depend on your health condition and other medicines you may be taking.

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