Zstop Suspension

by Maneesh Pharmaceuticals Ltd · Suspension Rx
Generic Name Nitazoxanide
Drug Class Antiparasitic and Antiviral
Route Oral
Habit Forming No
Prescription Required (Rx)
Strengths 100mg/5ml
MRP
₹19.50
bottle of 30 ml Suspension

About Zstop Suspension

Zstop Suspension contains Nitazoxanide, an effective medication used to treat infections caused by certain parasites and viruses. It is commonly prescribed for conditions like diarrhea caused by Giardia or Cryptosporidium. This medicine is suitable for adults and children who have been diagnosed with these infections. Always follow your healthcare provider's instructions when using this medication to ensure safety and effectiveness.

Clinical Uses

  • Giardiasis — An intestinal infection caused by the Giardia parasite.
  • Cryptosporidiosis — An infection caused by the Cryptosporidium parasite, leading to diarrhea.

Uses & Indications

Primary Uses

  • Giardiasis — Treats diarrhea caused by Giardia lamblia.
  • Cryptosporidiosis — Treats diarrhea caused by Cryptosporidium parvum.

Secondary Uses

  • Other Parasitic Infections — May be used for other infections as determined by a doctor.

Off-label Uses

  • Viral Infections — Sometimes used for certain viral infections, but consult your doctor.

How It Works (Mechanism of Action)

Nitazoxanide works by interfering with the energy production of parasites and viruses, which helps to stop their growth and replication. This action helps the body to fight off the infection more effectively.

Scientifically, Nitazoxanide is converted in the liver to its active form, tizoxanide. This active metabolite inhibits the pyruvate-ferredoxin oxidoreductase (PFOR) enzyme-dependent electron transport, which is crucial for anaerobic energy metabolism in many protozoa and some viruses. By disrupting this process, Nitazoxanide effectively reduces the ability of these pathogens to survive and multiply.

Key Benefits

  • Effective Treatment — Targets specific parasites and viruses effectively.
  • Rapid Action — Often starts to relieve symptoms quickly.
  • Well-Tolerated — Generally has a good safety profile with minimal side effects.

How Long Does It Take to Work?

You may start to feel better within 24 to 48 hours after taking Zstop Suspension. It is important to complete the full course of treatment, which usually lasts for 3 days. If you do not see any improvement after this time, contact your doctor for further advice.

How to Use

Shake the bottle well before each use.

Measure the prescribed dose using the provided measuring device.

Take the medicine with or without food as directed by your doctor.

Swallow the suspension directly without chewing.

Follow your doctor's instructions regarding the duration of treatment.

Dosage Guidelines

Adult Dose

The typical adult dose is 1000 mg (20 ml) twice daily for 3 days.

Pediatric Dose

For children

  • , the dose is usually based on weight. Consult your doctor for the appropriate dose.

Elderly

No specific dosage adjustments are usually needed for elderly patients, but consult your doctor.

Administration Instructions

Take the suspension as directed by your healthcare provider. Do not exceed the recommended dose.

Missed Dose

If you miss a dose of Zstop Suspension, take it as soon as you remember. If it is almost time for your next dose, skip the missed dose and continue with your regular schedule. Do not take two doses at once.

Overdose Warning

In case of an overdose, you may experience symptoms such as nausea, vomiting, or abdominal pain. If you suspect an overdose, seek immediate medical attention or contact poison control.

Side Effects

Common Side Effects

Nausea

Vomiting

Abdominal pain

Less Common Side Effects

Headache

Dizziness

Serious Side Effects

Allergic reactions (rash, itching, swelling)Severe abdominal pain

When to Seek Immediate Medical Attention

If you experience any severe allergic reactions or persistent side effects, contact your healthcare provider immediately.

Contraindications — Who Should Not Use This Medicine

  • Allergy to Nitazoxanide — Do not use if you are allergic to this medication.
  • Severe Liver Disease — Not recommended for patients with severe liver impairment.

Warnings & Precautions

🤰 Pregnancy
Nitazoxanide is classified as a Category B medication, which means it is generally considered safe during pregnancy. However, always consult your doctor before using any medication while pregnant.
🤱 Breastfeeding
Nitazoxanide is excreted in breast milk, but it is not expected to harm a nursing infant. Consult your healthcare provider before using this medication while breastfeeding.
👶 Children
Zstop Suspension can be used in children, but the dosage must be determined by a healthcare provider based on the child's weight and age.
🧓 Elderly
Elderly patients can generally use Zstop Suspension without specific dosage adjustments, but they should consult their doctor for personalized advice.
🫘 Kidney Disease
Patients with renal impairment should use Zstop Suspension with caution. Dose adjustments may be necessary, so consult your healthcare provider.
🫁 Liver Disease
Use Zstop Suspension with caution in patients with liver impairment. Dose adjustments may be required, so discuss with your doctor.
🍷 Alcohol
Avoid alcohol while taking Zstop Suspension, as it may increase the risk of side effects.
🚗 Driving
Zstop Suspension does not typically affect your ability to drive or operate machinery.

Drug Interactions

Drug-Drug Interactions

Avoid using with alcohol.

Consult your doctor if taking other medications for infections.

Food Interactions

No significant food interactions are known, but taking it with food may help reduce stomach upset.

Alcohol Interactions

Avoid alcohol while taking this medication to prevent increased side effects.

Disease Interactions

Use with caution in patients with liver or kidney disease.

Storage Instructions

Store at room temperature (20-25°C).

Keep away from moisture.

Protect from light.

Keep out of reach of children.

Check the expiry date before use.

Expert Advice

Clinical Tips

Complete the full course of treatment as prescribed.

Shake the suspension well before each use.

Measure the dose accurately using the provided device.

Do not share your medication with others.

Report any severe side effects to your doctor immediately.

Maintain hydration, especially if experiencing diarrhea.

Follow up with your doctor if symptoms do not improve.

Substitute Medicines

Same composition, different brands. Always consult your doctor before switching.

Sources

Last Updated22 Jun 2026
Content Generated22 Jun 2026
⚕️ Medical Disclaimer This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult your doctor or pharmacist before starting, stopping, or changing any medication. Prices shown are indicative MRP and may vary.
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