Nexen 500mg Tablet

Reviewed By Dr. Sachin Gupta, MD Pharmacology, MBBS

Last updated on 10 Apr 2026 | 01:15 AM (IST)

Nexen 500mg Tablet is an antibiotic medicine used to treat bacterial infections in your body. It is effective in infections of the lungs (e.g., pneumonia), ear, throat, nasal sinus, urinary tract, skin, soft tissues, bones, and joints. It is also used to prevent infections during surgery.

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Nexen 500mg Tablet

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Cefuroxime (500mg)

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General Information

Contains

Cefuroxime (500mg)

Marketer

Zee Laboratories

Storage

Store below 30°C

The content is shown in English

Product introduction

Nexen 500mg Tablet can be taken with or without food. Take it regularly at evenly spaced intervals, as prescribed by your doctor. Taking it at the same time every day will help you remember to take it. The dose will depend on the infection being treated and the severity of your condition. Make sure to complete the full course of treatment, even if you start feeling better. This medicine will not work for viral infections such as the flu or the common cold. Using an antibiotic when it is not needed can make it less effective for future infections.

The most common side effects of this medicine include rash, vomiting, nausea, and diarrhea. These are usually mild, but let your doctor know if they bother you or last more than a few days.

Before using it, you should tell your doctor if you are allergic to any antibiotics or have any kidney or liver problems. You should also let your doctor know all other medicines you are taking, as they may affect, or be affected by, this medicine. Pregnant and breastfeeding mothers should consult their doctor before using it.

Uses of Nexen Tablet

Treatment of Bacterial infections : Nexen 500mg Tablet helps treat infections of the respiratory tract (pneumonia and bronchitis), sinus (sinusitis), ear (otitis media), skin (cellulitis), bone and joint (osteomyelitis), and oral cavity (dental abscesses).

Benefits of Nexen Tablet

Treatment of Bacterial infections
Nexen 500mg Tablet is an antibiotic used to treat bacterial infections in different parts of the body. It works by killing the bacteria, helping the body clear the infection effectively. This helps reduce symptoms such as fever, pain, swelling, and discomfort, depending on the site of infection. Complete the full course as prescribed to help prevent the infection from returning and to reduce the risk of antibiotic resistance.

Side effects of Nexen 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 Nexen

Rash
Vomiting
Allergic reaction
Nausea
Diarrhea

How to use Nexen 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. Nexen 500mg Tablet may be taken with or without food.

How Nexen Tablet works

Nexen 500mg Tablet is an antibiotic. It kills bacteria by preventing them from forming the bacterial protective covering (cell wall), which is needed for them to survive.

All substitutes for Nexen 500mg Tablet

For information purposes only. Consult a doctor before taking any medicine.

Quick tips

Take Nexen 500mg Tablet with food to improve absorption and reduce stomach upset.
Complete the full course of Nexen 500mg Tablet exactly as prescribed, even if you start feeling better.
Stopping Nexen 500mg Tablet early may allow the infection to return and become harder to treat.
Diarrhea may occur while taking Nexen 500mg Tablet; stay hydrated and consult your doctor if it becomes severe or persistent.
Drink plenty of fluids if diarrhea occurs and watch for signs of dehydration.
Stop taking Nexen 500mg Tablet and seek immediate medical help if you develop a rash, itching, swelling of the face or mouth, or difficulty breathing.
Inform your doctor if you have previously had allergic reactions to penicillin or cephalosporin antibiotics.
Consult your doctor if symptoms do not improve within a few days of starting treatment.
Report severe stomach pain, persistent vomiting, or signs of dehydration to your doctor promptly.
Notify your doctor if you develop symptoms such as itching or discharge that may indicate a yeast infection after antibiotic use.

Safety advice

Alcohol

CONSULT YOUR DOCTOR

It is not known whether it is safe to consume alcohol with Nexen 500mg Tablet. Please consult your doctor.

Pregnancy

SAFE IF PRESCRIBED

Nexen 500mg Tablet is generally considered safe to use during pregnancy. Animal studies do not indicate harmful effects. However, there are limited human studies.

Breast feeding

CAUTION

Nexen 500mg 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.
Avoid prolonged use of Nexen 500mg Tablet, since it may have possible effects such as rash and diarrhea.

Driving

CONSULT YOUR DOCTOR

It is not known whether Nexen 500mg Tablet alters the ability to drive. Do not drive if you experience any symptoms that affect your ability to concentrate and react. Please consult your doctor.
It may cause dizziness in some patients. Patients should be cautious when driving or operating machinery.

Kidney

CAUTION

Nexen 500mg Tablet should be used with caution in patients with severe kidney disease. Dose adjustment may be needed.

Liver

SAFE IF PRESCRIBED

Nexen 500mg Tablet is probably safe to use in patients with liver disease. Limited data suggest dose adjustment may not be needed.

Interaction with drugs

Taking Nexen with any of the following medicines can modify the effect of either of them and cause some undesirable side effects

Severe

Cholera Vaccine (Inactivated) (Oral Route)

Do not consume Cholera Vaccine (Inactivated) two weeks before and at least 10 days after consuming Cefuroxime. Please consult your doctor. Cefuroxime may reduce the efficacy of Cholera Vaccine (Inactivated).

Severe

Purified Vi Polysaccharide Typhoid Vaccine (Injection Route)

Cefuroxime may reduce the efficacy of Purified Vi Polysaccharide Typhoid Vaccine. Cefuroxime may reduce the efficacy of Purified Vi Polysaccharide Typhoid Vaccine.

Moderate

Amikacin (Injection Route)

Your doctor may monitor your kidney function regularly.

Moderate

Mycophenolate mofetil (Oral Route)

Your doctor may monitor the effects of Mycophenolate mofetil along with your overall treatment and adjust the doses as per the observations. Mycophenolate mofetil may increase the rate of release of Cefuroxime in the blood.

Moderate

Kanamycin (Injection Route)

Your doctor may monitor your kidney function regularly.

Frequently asked questions

What is Nexen 500mg Tablet used for, and how does it work?

Nexen 500mg Tablet is an antibiotic used to treat bacterial infections when prescribed by a doctor. It may be used for infections of the respiratory tract, throat, sinuses, ears, urinary tract, skin, or soft tissues. It works by interfering with the formation of the bacterial cell wall, which weakens and kills the bacteria, helping the body’s immune system clear the infection.

What should I do if I miss a dose of Nexen 500mg Tablet?

If you miss a dose of Nexen 500mg Tablet, take the next scheduled dose at the usual time unless your doctor advises otherwise. Do not take two doses together to make up for a missed dose because this may increase the risk of side effects.

Is Nexen 500mg Tablet a strong antibiotic?

Nexen 500mg Tablet can be an effective antibiotic when prescribed for the right infection, but “strong” does not mean it should be used casually. The benefit depends on the type of infection, your overall health, and whether the bacteria causing the infection are sensitive to this medicine.

How long should I take Nexen 500mg Tablet and why must the full course be completed?

The duration of treatment with Nexen 500mg Tablet depends on the type and severity of the infection and should be followed exactly as prescribed by your doctor. Many people notice improvement within a few days, but the full course must be completed to ensure the infection is fully cleared and to reduce the risk of antibiotic resistance.

Can Nexen 500mg Tablet treat urinary tract infection (UTI)?

Yes, Nexen 500mg Tablet may be prescribed for certain uncomplicated urinary tract infections when a doctor considers it appropriate. The duration and dose depend on the severity of the infection and the patient’s medical condition.

Can Nexen 500mg Tablet be taken with food?

Nexen 500mg Tablet may be taken with or after food if recommended by your doctor. Taking it with food may help reduce stomach discomfort in some people.

Can I drink alcohol while taking Nexen 500mg Tablet?

It is generally better to avoid alcohol while taking Nexen 500mg Tablet because alcohol may worsen side effects such as stomach upset, dizziness, or dehydration.

Can Nexen 500mg Tablet be used for cold or viral fever?

Nexen 500mg Tablet is used only for bacterial infections and does not work against viral illnesses such as the common cold or viral fever. Antibiotics should not be used unnecessarily because this can contribute to antibiotic resistance.

What should I avoid while using Nexen 500mg Tablet?

Avoid taking Nexen 500mg Tablet without medical advice or combining it with other medicines without consulting your doctor. Always follow the prescribed dose and duration to ensure safe and effective treatment.

Is Nexen 500mg Tablet suitable for everyone? Who should avoid it?

Nexen 500mg Tablet is generally safe when used as prescribed, but it may not be suitable for everyone. People who are allergic to cephalosporin or penicillin antibiotics, have severe kidney disease, or certain digestive conditions should use it with caution. Always inform your doctor about your medical history and other medicines before starting treatment.

What are the common side effects of Nexen 500mg Tablet?

Some people may experience nausea, stomach upset, diarrhea, abdominal pain, headache, or dizziness while taking Nexen 500mg Tablet. These effects are usually mild and temporary. Stop the medicine and contact a doctor if you develop severe rash, breathing difficulty, facial swelling, persistent vomiting, fainting, or severe diarrhea.

What food or medicines should I avoid while using Nexen 500mg Tablet?

Always inform your doctor about other medicines or supplements you are taking before starting Nexen 500mg Tablet. Some medicines may interact with antibiotics and affect how they work. Eating simple meals and staying hydrated may help reduce stomach discomfort during treatment.

Fact Box

Chemical Class

Intermediate spectrum {Second generation cephalosporins}

Habit Forming

Therapeutic Class

ANTI INFECTIVES

Action Class

Second-Generation Cephalosporins

Related lab tests

Complete Blood Count

Peripheral Smear Examination

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. p. 232.
Cefuroxime [EMC SmpC]. Camberley Surrey: Sandoz Limited; 2025. [Accessed 29 Oct. 2025] (online) Available from:
Central Drugs Standard Control Organisation (CDSCO). [Accessed 28 Mar. 2019] (online) Available from:
Cefuroxime Axetil [Prescribing Information]. Roorkee, Uttarakhand: Twenty First Century Pharmaceutical Pvt. Ltd.; 2023. [Accessed 29 Oct. 2025] (online) Available from:
Cefuroxime. Indiana, PA: Remedyrepack INC.; 2025. [Accessed Feb 2 2026] (online) Available from:

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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.

Marketer details

Name: Zee Laboratories
Address: Uchani, G.T. Road, Karnal-132001 Haryana (INDIA)

Vendor Details

Country of origin: India

Lab tests offered by us

Why we need a prescription?

Provide right medicines

Prescriptions are complex documents. We proof read and recheck at various steps to provide you the right medication in the correct form and dose

In accordance with the law

Most medicines cannot be sold without a valid prescription, as per the Drugs and Cosmetics Act, 1940 and Rules, 1945

Nexen 500mg Tablet

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General Information

Contains

Marketer

Storage

Product introduction

Uses of Nexen Tablet

Benefits of Nexen Tablet

Side effects of Nexen Tablet

How to use Nexen Tablet

How Nexen Tablet works

All substitutes for Nexen 500mg Tablet

Cefasyn 500 Tablet

Ceroxitum 500 Tablet

Saferoxim 500mg Tablet

Cefakind 500 Tablet

Zocef 500 Tablet

Quick tips

Safety advice

Alcohol

Pregnancy

Breast feeding

Driving

Kidney

Liver

Interaction with drugs

Cholera Vaccine (Inactivated) (Oral Route)

Purified Vi Polysaccharide Typhoid Vaccine (Injection Route)

Amikacin (Injection Route)

Mycophenolate mofetil (Oral Route)

Kanamycin (Injection Route)

Frequently asked questions

What is Nexen 500mg Tablet used for, and how does it work?

What should I do if I miss a dose of Nexen 500mg Tablet?

Is Nexen 500mg Tablet a strong antibiotic?

How long should I take Nexen 500mg Tablet and why must the full course be completed?

Can Nexen 500mg Tablet treat urinary tract infection (UTI)?

Can Nexen 500mg Tablet be taken with food?

Can I drink alcohol while taking Nexen 500mg Tablet?

Can Nexen 500mg Tablet be used for cold or viral fever?

What should I avoid while using Nexen 500mg Tablet?

Is Nexen 500mg Tablet suitable for everyone? Who should avoid it?

What are the common side effects of Nexen 500mg Tablet?

What food or medicines should I avoid while using Nexen 500mg Tablet?

Fact Box

Chemical Class

Habit Forming

Therapeutic Class

Action Class

Related lab tests

Complete Blood Count

Peripheral Smear Examination

References

Want to know more

Have issue with the content

Disclaimer

Marketer details

Vendor Details

Lab tests offered by us

Related/Popular tests