Norotab 400mg Tablet
Prescription Required
View available alternative with same salt composition
Product introduction
Norotab 400mg Tablet is an antibiotic, used in the treatment of bacterial infections. It is also used in treating infections of the urinary tract, nose, throat, skin, soft tissues, and lungs (pneumonia). It cures the infection by stopping the further growth of the causative microorganisms.
Norotab 400mg Tablet should be used in the dose and duration as advised by your doctor. It may be taken with or without food, preferably at a fixed time. Avoid skipping any doses and finish the full course of treatment even if you feel better. Do not take a double dose to make up for a missed dose. Simply take the next dose as planned.
You may experience nausea as a side effect of this medicine. This is usually temporary and resolves on its own, but please consult your doctor if it bothers you or persists for a longer duration. Diarrhea may also occur as a side effect, but it should stop when your course is complete. Inform your doctor if it does not stop or if you find blood in your stools.
Norotab 400mg Tablet should not be used in people who have had an allergic reaction to norfloxacin or other quinolone antibiotics, or who have previously developed tendon inflammation (tendinitis) or tendon rupture while using these medicines. Special care should be taken in people with kidney problems while taking this medicine.
Uses of Norotab Tablet
Benefits of Norotab Tablet
In Treatment of Bacterial infections
Norotab 400mg Tablet is an antibiotic medication that can be used to treat various bacterial infections. It stops the growth of the bacteria causing the infection and clears the infection. Take it for as long as prescribed by the doctor and avoid skipping doses. This ensures that all bacteria are killed and do not become resistant.
Side effects of Norotab Tablet
Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them
Common side effects of Norotab
- Local site reactions
- Headache
- Dizziness
- Nausea
- Abdominal cramp
- Increased aspartate aminotransferase
- Increased alanine aminotransferase
- Decreased white blood cell count
- Low blood platelets
- Protein in urine
- Increased alkaline phosphatase level in blood
How to use Norotab Tablet
Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Norotab 400mg Tablet is to be taken on an empty stomach.
How Norotab Tablet works
Norotab 400mg Tablet is an antibiotic. It works by stopping the action of a bacterial enzyme called DNA-gyrase. This prevents the bacterial cells from dividing and repairing, thereby killing them.
Safety advice
Alcohol
CONSULT YOUR DOCTOR
It is not known whether it is safe to consume alcohol with Norotab 400mg Tablet. Please consult your doctor.
Pregnancy
CONSULT YOUR DOCTOR
The safety of Norotab 400mg Tablet during pregnancy has not been established. There are no adequate and well-controlled studies in pregnant women, and animal data on reproductive toxicity are insufficient. Your doctor will weigh the benefits and any potential risks before prescribing.
Breast feeding
CAUTION
Norotab 400mg Tablet should be used with caution during breastfeeding. Breastfeeding should be held until the treatment of the mother is completed and the drug is eliminated from the body.
Driving
SAFE
Norotab 400mg Tablet does not usually affect your ability to drive.
Kidney
CAUTION
Norotab 400mg Tablet should be used with caution in patients with severe kidney disease. Dose adjustment may be needed.
Use of Norotab 400mg Tablet is not advised in patients with severe kidney disease.
Use of Norotab 400mg Tablet is not advised in patients with severe kidney disease.
Liver
CAUTION
Norotab 400mg Tablet should be used with caution in patients with liver disease. Dose adjustment may be needed.
What if you forget to take Norotab Tablet?
If you miss a dose of Norotab 400mg Tablet, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose.
All substitutes
For informational purposes only. Consult a doctor before taking any medicines.
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Quick tips
- Do not skip any doses and finish the full course of treatment even if you feel better.
- Discontinue Norotab 400mg Tablet and inform your doctor immediately if you get a rash, itchy skin, swelling of the face and mouth, or have difficulty breathing.
- Diarrhea may occur as a side effect, but it should stop when your course is complete. Inform your doctor if it doesn't stop or if you find blood in your stools.
- Notify your doctor if you feel pain in your tendons, numbness, or tingling sensations.
- Inform your doctor if you are pregnant or planning to conceive or breastfeeding.
Fact Box
Chemical Class
Quinoline carboxylic acids
Habit Forming
No
Therapeutic Class
ANTI INFECTIVES
Action Class
Bacterial DNA Replication Inhibitors- Quinolones/ Fluroquinolones
Interaction with drugs
Taking Norotab with any of the following medicines can modify the effect of either of them and cause some undesirable side effects
Norfloxacin may reduce the efficacy of Purified Vi Polysaccharide Typhoid Vaccine. Norfloxacin may reduce the efficacy of Purified Vi Polysaccharide Typhoid Vaccine.
Do not consume
Do not consume Cholera Vaccine (Inactivated) two weeks before and at least 10 days after consuming Norfloxacin. Please consult your doctor. Norfloxacin may reduce the efficacy of C
Do not consume Norfloxacin with Aceclofenac. If concurrent use is essential, watch out for convulsions and seizures and consult your doctor if you experience them. They may monitor
Ensure a gap of at least 2 hours between taking Norfloxacin and Calcium. Calcium may reduce blood levels of Norfloxacin.
Do not consume Norfloxacin with Aceclofenac. If concurrent use is essential, watch out for convulsions and seizures and consult your doctor if you experience them. They may monitor
Patient concerns
FAQs
What is Norotab 400mg Tablet and what is it used for?
Norotab 400mg Tablet is an antibiotic used to treat a variety of bacterial infections affecting the urinary tract, gastrointestinal tract, and certain genital infections. It is commonly prescribed for conditions such as urinary tract infections (UTIs), chronic prostatitis, gonorrheal infections, and acute bacterial gastroenteritis. This medicine is generally recommended when other commonly used antibiotics are considered unsuitable or ineffective for the infection.
How should Norotab 400mg Tablet be taken for best results?
Norotab 400mg Tablet should be swallowed with a full glass of water to ensure proper absorption and reduce the risk of urinary side effects. The medicine should be taken at least one hour before or two hours after meals or milk products because food and dairy can interfere with absorption. Drinking adequate fluids during treatment is important to maintain hydration and help the medicine work effectively.
Can Norotab 400mg Tablet be taken with milk, antacids, or multivitamins?
Norotab 400mg Tablet should not be taken at the same time as milk, dairy products, antacids, or supplements containing iron or zinc. These products can reduce the amount of medicine absorbed into the bloodstream, making the treatment less effective. A gap of at least two hours before or after taking such products is recommended to ensure optimal antibiotic action.
Who should not take Norotab 400mg Tablet?
Norotab 400mg Tablet should not be used in people who are allergic to norfloxacin or other quinolone antibiotics. It is also contraindicated in individuals with a history of tendon problems related to fluoroquinolone use, as well as in pregnant women and pre-pubertal children. A doctor should always evaluate medical history carefully before prescribing this antibiotic to ensure safe use.
Can Norotab 400mg Tablet cause tendon pain or muscle problems?
Norotab 400mg Tablet belongs to the fluoroquinolone class of antibiotics, which has been associated with tendon inflammation and, in rare cases, tendon rupture. These effects may occur during treatment or even months after stopping the medicine. Patients should stop taking the drug and seek medical advice immediately if they notice tendon pain, swelling, or difficulty moving a joint.
Is Norotab 400mg Tablet safe for people with diabetes?
Norotab 400mg Tablet may affect blood glucose levels and can sometimes cause either low or high blood sugar, particularly in people with diabetes. Patients using insulin or oral antidiabetic medicines should monitor their blood sugar closely while taking this antibiotic. Any symptoms such as dizziness, sweating, confusion, or unusual weakness should be reported to a doctor promptly.
Should sunlight be avoided while taking Norotab 400mg Tablet?
Norotab 400mg Tablet may increase sensitivity of the skin to sunlight, which can lead to exaggerated sunburn or skin reactions. Patients are advised to avoid excessive sun exposure or tanning beds during treatment. If redness, swelling, or severe skin reactions develop after sun exposure, the medicine should be discontinued, and medical advice should be sought.
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Disclaimer:
Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.References
- Briggs GG, Freeman RK, editors. A Reference Guide to Fetal and Neonatal Risk: Drugs in Pregnancy and Lactation. 10th ed. Philadelphia, PA: Wolters Kluwer Health; 2015. pp. 1003-1006.
- Central Drugs Standard Control Organisation (CDSCO). [Accessed 26 Feb. 2026] (online) Available from:
- Norfloxacin [Summary of Product Characteristics]. Alwar, Rajasthan; Medicamen Biotech Limited; 2023. [Accessed 26 Feb. 2026] (online) Available from:
- Norfloxacin [New Zealand Data Sheet]. Remuera, Auckland: Teva Pharma (New Zealand) Limited; 2025. [Accessed 26 Feb. 2026] (online) Available from:
- Norfloxacin [Product Monograph]. Vaughan, Ontario: AA Pharma Inc.; 2025. [Accessed 26 Feb. 2026] (online) Available from:
Marketer details
Name: Alpha Pharmaceuticals
Address: 41 New DLF,Industrial Area , faridabad,Haryana,India 121003
Country of origin: India
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₹38.4
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10.0 tablets in 1 strip
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Norfloxacin (400mg)