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Last updated
29 Nov 2023 | 07:02 PM (IST)

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Sweazi 500mg Injection

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Product introduction

Sweazi 500mg Injection is an antibiotic used to treat various types of bacterial infections. It is effective in most infections of the respiratory tract, ear, nose, throat, skin, and eye in adults and children. It may also be effective in some sexually transmitted diseases like gonorrhea.

Sweazi 500mg Injection is also used to treat infections of the pelvic area and reproductive tract in women. It is a broad-spectrum type of antibiotic effective in killing many types of gram-positive bacteria, some types of gram-negative bacteria, and other microorganisms. This medicine is given by drip or by direct injection into a vein, under the supervision of a healthcare professional. Precise dosage and duration of treatment will be decided by your doctor based on your underlying condition and response to therapy. Do not skip any doses and finish the full course of treatment even if you feel better. Stopping the medicine too early may lead to the infection returning or worsening.

Commonly seen side effects with this medicine include vomiting, nausea, stomach pain, and diarrhea. Some people may also develop pain, swelling, or redness at the site of injection occasionally. These are usually temporary and subside with the completion of treatment.  Consult your doctor if you find these side effects worry you or persist for a longer duration.

Inform your doctor if you have any previous history of allergy or heart problems before taking this medicine. Pregnant or breastfeeding women should consult their doctor before using this medicine.

Uses of Sweazi Injection

Benefits of Sweazi Injection

In Treatment of Bacterial infections

Sweazi 500mg Injection is an antibiotic medicine that can be used to treat many different infections caused by bacteria. These include infections of the blood, brain, lungs, bones, joints, urinary tract, stomach, and intestines. It can also be used to treat sexually transmitted diseases. 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 will make sure that all bacteria are killed and they do not become resistant.

Side effects of Sweazi Injection

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 Sweazi

  • Injection site reactions (pain, swelling, redness)
  • Nausea
  • Abdominal pain
  • Diarrhea

How to use Sweazi Injection

Your doctor or nurse will give you this medicine. Kindly do not self administer.

How Sweazi Injection works

Sweazi 500mg Injection is an antibiotic. It works by preventing synthesis of essential proteins required by bacteria to carry out vital functions. Thus, it stops the bacteria from growing, and prevents the infection from spreading.

Safety advice

It is unsafe to consume alcohol with Sweazi 500mg Injection.
Sweazi 500mg Injection is generally considered safe to use during pregnancy. Animal studies have shown low or no adverse effects to the developing baby; however, there are limited human studies.
Breast feeding
Sweazi 500mg Injection is safe to use during breastfeeding. Human studies suggest that the drug does not pass into the breastmilk in a significant amount and is not harmful to the baby.
There may be a possibility of diarrhea or rash in the baby.
Sweazi 500mg Injection does not usually affect your ability to drive.
Sweazi 500mg Injection should be used with caution in patients with severe kidney disease. Dose adjustment of Sweazi 500mg Injection may be needed. Please consult your doctor.
Sweazi 500mg Injection should be used with caution in patients with liver disease. Dose adjustment of Sweazi 500mg Injection may be needed. Please consult your doctor.

What if you forget to take Sweazi Injection?

If you miss a dose of Sweazi 500mg Injection, consult your doctor.

All substitutes

For informational purposes only. Consult a doctor before taking any medicines.
Sweazi 500mg Injection
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Quick tips

  • Do not skip any doses and finish the full course of treatment even if you feel better. Stopping it early may make the infection to come back and harder to treat.
  • Diarrhea may occur as a side effect but should stop when your course is complete. Inform your doctor if it doesn't stop or if you find blood in your stools.
  • Stop taking Sweazi 500mg Injection and inform your doctor immediately if you develop an itchy rash, swelling of the face, throat or tongue or breathing difficulties while taking it.

Fact Box

Chemical Class
Habit Forming
Therapeutic Class
Action Class

Interaction with drugs

Taking Sweazi with any of the following medicines can modify the effect of either of them and cause some undesirable side effects
Brand(s): Alestol, Astelong, Astem
Brand(s): Norpace, Regubeat
Brand(s): Qubast, Basbat, Ebaler
Brand(s): Elstin

Patient concerns

Scar on face due to bacterial infections
Dr. Atul Jain
Pic is not clear, plz visit for proper opinion
I have a history of recurring yeast and bacterial vaginosis infections.
Dr. Sonu Balhara Ahlawat
Obstetrics and Gynaecology
Tab metrogyl 500 mg twice a day x 5 days and tab fluconazole 150 mg three doses alternate days


Q. How long does it take for Sweazi 500mg Injection to work?

For most infections, you might start to feel better within a few days. It is very important to keep taking this medicine for as long as your provider told you to do so, even if you start to feel better.

Q. Can I take Sweazi 500mg Injection more than 5 days?

Depending on your infection, your doctor might prescribe Sweazi 500mg Injection to you for longer than 5 days. You should take this medication exactly as prescribed by your doctor. You should always finish the full prescribed course of medication, even if you start feeling better. Skipping doses or not finishing can cause your infection to return and be harder to treat.

Q. Can I take antacid along with Sweazi 500mg Injection?

Intravenous (IV) injection ensures 100% bioavailability/absorption, antacids cannot interfere with this process.

Q. Can I use Sweazi 500mg Injection to treat my common cold?

No, Sweazi 500mg Injection cannot be used for the treatment of viral infections like common colds or flu. It is an antibiotic and works by stopping the growth of bacteria.

Q. Which is the best form of Sweazi 500mg Injection, tablet, or injection?

This medicine is available in the form of a tablet, an oral suspension solution, an eye drop, and an injection. The best type and dosage depend on the infection a person has.

Q. Who should not take Sweazi 500mg Injection?

People who are suffering from diarrhea from infection with Clostridium difficile bacteria, skeletal muscle disorder, slow heartbeat, liver problems, and with low magnesium and potassium level in blood should not use this medicine. Talk to your doctor if you are not sure.

Q. When should I call my doctor right away?

Get medical help right away if you have signs of allergic reaction such as difficulty breathing, rash, hives, itching, and blisters. Also, let your doctor know if you experience severe stomach pain, nausea, vomiting, dark urine, pale stools, or yellowing of your skin or eyes, severe diarrhea, and any change in heart rate.

Q. How long does azithromycin stay in your system after you finish taking it?

Azithromycin will be in your system for around 15.5 days, after the last dose.

Q. How to get relief from diarrhea while on treatment with Sweazi 500mg Injection?

Food items with soluble fiber can help relieve diarrhea as they help absorb excess fluid from the body. These food items include bananas (ripe), orange, boiled potatoes, white rice, curd, and oatmeal. Diarrhea can cause dehydration in the body, so drink 8-10 glasses of water to avoid dehydration. You can also have soups and juice frequently to hydrate yourself.

Q. I have been prescribed Sweazi 500mg Injection and I'm wondering if it's OK to drink alcohol occasionally?

Drinking any amount of alcohol while fighting an infection may not be wise, as it can lead to dehydration, interrupt normal sleep, and may hinder the body’s natural ability to heal itself. Talk to your doctor if you have any doubts.

Q. Will Sweazi 500mg Injection affect birth control?

Sweazi 500mg Injection may reduce the effectiveness of hormonal birth control tablets although the risk is small. To be safe it is recommended that another method of birth control (e.g. condoms) be used for the time you are taking the antibiotics and then for another 7 days. Check with your doctor if you are unsure.

Q. Why is Sweazi 500mg Injection given for 3 days?

The duration of treatment depends on the type of infection being treated and the age of the patient. Sweazi 500mg Injection is not necessarily given for 3 days. In most bacterial infections, a single dose of 500 mg is given for 3 days. Alternatively, it can be given as 500 mg once on day 1 and then 250 mg once from day 2 to day 5. In some cases of infection such as genital ulcer disease, it is given as a single 1 gram dose. Therefore, you must stick to the regimen advised by your doctor.

Q. What should I avoid while taking Sweazi 500mg Injection?

Generally, it is recommended that patients taking Sweazi 500mg Injection should avoid taking any antacid with this medicine as this can affect the overall effectiveness of Sweazi 500mg Injection. It is also recommended to avoid exposure to sunlight or tanning beds as Sweazi 500mg Injection increases the risk of sunburn.

Q. Is Sweazi 500mg Injection a strong antibiotic?

Sweazi 500mg Injection is an effective antibiotic that is used for the treatment of many bacterial infections. Compared to other antibiotics, Sweazi 500mg Injection has a longer half-life which means that it stays in the body for a long time because of which it is given once a day and for a short span of time. Other antibiotics comparatively have a shorter half-life and are usually given twice, thrice, or four times a day.

Q. Can you get a yeast infection from taking Sweazi 500mg Injection?

Some people may get a fungal or yeast infection known as thrush after taking Sweazi 500mg Injection. Antibiotics such as Sweazi 500mg Injection can kill the normal or ‘good bacteria’ of your intestine responsible for preventing thrush. You should inform your doctor if you get a sore or vaginal itching or discharge. Also, inform your doctor if you get a white patch in the mouth or tongue after taking Sweazi 500mg Injection or soon after stopping it.

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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.


  1. Chambers HF, Deck DH. Tetracyclines, Macrolides, Clindamycin, Chloramphenicol, Streptogramins, & Oxazolidiones. In: Katzung BG, Masters SB, Trevor AJ, editors. Basic and Clinical Pharmacology. 11th ed. New Delhi, India: Tata McGraw Hill Education Private Limited; 2009. p. 801.
  2. 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. 117-20.
  3. Azithromycin. [Accessed 31 Mar. 2019] (online) Available from:External Link
  4. Mayo Clinic. Azithromycin. [Accessed 31 Mar. 2019] (online) Available from:External Link
  5. Central Drugs Standard Control Organisation (CDSCO). [Accessed 31 Mar. 2019] (online) Available from:External Link
  6. Azithromycin [Prescribing Information]. new York, NY: Pfizer Labs; 2022. [Accessed 09 Jun, 2023] (online) Available from:External Link

Marketer details

Name: Accilex Nutricorp
Country of origin: India

Inclusive of all taxes
MRP148  3% OFF
1.0 Injection in 1 vial
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