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Omnix 100mg Tablet

Written By Dr. Subita Alagh, BDS
Reviewed By Dr. Rajeev Sharma, MBA, MBBS
Last updated on 07 Apr 2026 | 03:01 PM (IST)
Omnix 100mg Tablet is an antibiotic belonging that is used to treat a variety of bacterial infections. It is effective in infections of the respiratory tract (eg. pneumonia), urinary tract, ear, nasal sinus, throat, and some sexually transmitted diseases.
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General Information

The content is shown in English
Omnix 100mg Tablet image
Omnix 100mg Tablet image

Product introduction

Omnix 100mg Tablet should be given under the supervision of a doctor or health professional. Use it regularly at evenly spaced intervals as per the schedule prescribed by your doctor. Using it at the same time every day will help you remember to take it. The dose will depend on what you are being treated for, but you should always complete the full course of this antibiotic as prescribed by your doctor. Do not stop taking it until you have finished, even when you feel better. If you stop taking it early, some bacteria may survive and the infection may come back or worsen. It will not work for viral infections such as flu or common cold. Using any antibiotic when you do not need it can make it less effective for future infections.

The most common side effects of this medicine include nausea, stomach pain, indigestion, and diarrhea. These are usually mild but let your doctor know if they bother you or do not go away.

Before taking it, you should let your doctor know if you are allergic to any antibiotics or have any kidney or liver problems. You should also let your healthcare team know all other medicines you are taking as they may affect, or be affected by this medicine. This medicine is generally regarded as safe to use during pregnancy and breastfeeding if prescribed by a doctor.

Uses of Omnix Tablet

  • Treatment of Bacterial infections : Omnix 100mg Tablet helps treat infections caused by bacteria such as respiratory tract infections (pneumonia, bronchitis), sinus infections (sinusitis), ear infections (otitis media), skin infections (cellulitis), bone and joint infections (osteomyelitis), and dental infections (dental abscess).

Benefits of Omnix Tablet

Treatment of Bacterial infections
Bacterial infections can affect different parts of the body, such as the lungs, throat, and urinary tract. Omnix 100mg Tablet is an antibiotic that works by killing the bacteria causing the infection. This helps relieve symptoms, clear the infection, and prevent it from spreading or worsening. Continue taking it for the full prescribed duration to ensure complete recovery and reduce the risk of recurrence.

Side effects of Omnix 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 Omnix
  • Nausea
  • Stomach pain
  • Indigestion
  • Diarrhea

How to use Omnix 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. Omnix 100mg Tablet may be taken with or without food.

How Omnix Tablet works

Omnix 100mg Tablet is an antibiotic. It kills the bacteria by preventing them from forming the bacterial protective covering (cell wall) which is needed for them to survive.

Quick tips

  • Take Omnix 100mg Tablet exactly as prescribed and complete the full course, even if you start feeling better.
  • Stopping Omnix 100mg Tablet too early may allow the infection to return and become harder to treat.
  • Drink plenty of fluids while taking Omnix 100mg Tablet, especially if fever or infection-related dehydration is present.
  • Diarrhea may occur while taking Omnix 100mg Tablet, but it usually resolves after completing the treatment course.
  • Use oral rehydration fluids if diarrhea occurs, and contact your doctor if it becomes severe or bloody.
  • Inform your doctor if you have a history of allergy to penicillin or cephalosporin antibiotics before taking Omnix 100mg Tablet.
  • Stop taking Omnix 100mg 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 are taking blood thinners or other medicines that may interact with antibiotics.
  • Consult your doctor if symptoms do not improve within a few days of starting Omnix 100mg Tablet.
  • Do not use leftover antibiotics or share Omnix 100mg Tablet with others.
  • Report symptoms such as vaginal itching or discharge that may occur due to secondary yeast infection after antibiotic use.

Safety advice

Alcohol

Alcohol

CONSULT YOUR DOCTOR
It is not known whether it is safe to consume alcohol with Omnix 100mg Tablet. Please consult your doctor.
Pregnancy

Pregnancy

CONSULT YOUR DOCTOR
The safety of Omnix 100mg 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

Breast feeding

SAFE IF PRESCRIBED
Available human data suggest that the drug does not pass into breast milk in clinically significant amounts and is unlikely to harm the infant.
Driving

Driving

UNSAFE
Omnix 100mg Tablet may decrease alertness, affect your vision, or make you feel sleepy and dizzy. Do not drive if these symptoms occur.
Kidney

Kidney

CAUTION
Omnix 100mg Tablet should be used with caution in patients with severe kidney disease. Dose adjustment may be needed.
Liver

Liver

SAFE IF PRESCRIBED
Omnix 100mg Tablet is probably safe to use in patients with liver disease. Limited data suggest dose adjustment may not be needed.

Interaction with drugs

Taking Omnix 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 Cefixime. Please consult your doctor. Cefixime may reduce the efficacy of Cholera Vaccine (Inactivated).
Severe

Purified Vi Polysaccharide Typhoid Vaccine (Injection Route)

Cefixime may reduce the efficacy of Purified Vi Polysaccharide Typhoid Vaccine. Cefixime may reduce the efficacy of Purified Vi Polysaccharide Typhoid Vaccine.
Moderate

Amikacin (Injection Route)

Your doctor may monitor your kidney function regularly.
Moderate

Kanamycin (Injection Route)

Your doctor may monitor your kidney function regularly.
Moderate

Streptomycin (Injection Route)

Your doctor may monitor your kidney function regularly.

Frequently asked questions

Omnix 100mg Tablet is an antibiotic used to treat bacterial infections such as infections of the throat, lungs, urinary tract, ears, skin, and certain sexually transmitted infections. It contains cefixime, which works by stopping the growth of bacteria that cause infection. This allows the body to clear the infection and improves symptoms over time.
Omnix 100mg Tablet should be taken in the dose and duration advised by your doctor, usually for about 7–14 days, depending on the infection. Swallow it with water at the time recommended by your doctor. If it causes stomach upset, it may be taken after food. Complete the full course even if you start feeling better earlier, and avoid stopping it on your own.
Inform your doctor if you do not feel better even after completing the full course of Omnix 100mg Tablet. You should also seek medical advice if your symptoms get worse while taking it. Do not stop, restart, or change the dose on your own without consulting your doctor.
Yes, Omnix 100mg Tablet may sometimes cause diarrhea. As an antibiotic, it kills harmful bacteria but may also affect the beneficial bacteria in the intestines, which can lead to loose stools. If diarrhea becomes severe or persistent, contact your doctor.
If you miss a dose of Omnix 100mg Tablet, take it as soon as you remember. If it is almost time for your next scheduled dose, skip the missed one and continue with your regular schedule. Do not take a double dose to make up for the missed one because this may increase the risk of side effects.
Omnix 100mg Tablet is generally safe when used as prescribed by a doctor. However, people with kidney problems or liver disease should use it cautiously. Medical advice is also important during pregnancy or breastfeeding. If you notice unusual symptoms or worsening of your condition, consult your doctor.
Yes, Omnix 100mg Tablet may interact with other medicines. Always inform your doctor about all medicines you are taking, including over-the-counter products and supplements. Certain medicines may increase side effects or reduce effectiveness, so medical advice is important before combining treatments.
Omnix 100mg Tablet should be used only for the condition and duration prescribed by your doctor. Take it at the time recommended by your doctor. If it causes stomach discomfort, your doctor may advise taking it after meals and maintaining good hydration.
Omnix 100mg Tablet may be taken with or without food, depending on your doctor’s advice. Some people prefer taking it after meals to reduce stomach irritation. Follow your doctor’s instructions regarding the timing of doses with meals.
Omnix 100mg Tablet may cause side effects such as stomach upset, nausea, diarrhea, dizziness, headache, or mild skin rash in some people. These effects are usually mild and temporary. Stop using the medicine and seek medical help if you develop a severe rash, breathing difficulty, swelling of the face, fainting, or severe diarrhea.
Omnix 100mg Tablet usually begins working soon after starting treatment, but noticeable improvement in symptoms may take a few days. Continue taking the medicine for the full course prescribed by your doctor, even if you start feeling better earlier. If symptoms do not improve or worsen, consult your doctor.

Fact Box

Chemical Class

Cephalosporins

Habit Forming

No

Therapeutic Class

ANTI INFECTIVES

Action Class

Third-Generation Cephalosporins
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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.

Marketer details

Name: Cipla Ltd
Address: Cipla House, Peninsula Business Park, Ganpatrao Kadam Marg, Lower Parel, Mumbai-400013

Vendor Details

Country of origin: India
A licensed vendor partner from your nearest location will deliver Omnix 100mg Tablet. Once the pharmacy accepts your order, the details of the pharmacy will be shared with you. Acceptance of your order is based on the validity of your doctor's ℞ and the availability of this medicine.

In case of any issues, contact us

Email ID: [email protected]
Phone Number: 0124-4166666
Address: 5th Floor Tower - B of the Presidency Building, 46/4 Mehrauli Gurgaon Road, Sector 14, Gurugram, Haryana-122001, India
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