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  3. Activa-500 Tablet 10's

Activa-500 Tablet 10's, Pack of 10 TABLETS
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Written By Lakshmithulasi Yarragunta ,
Reviewed By Veda Maddala , M Pharmacy

Activa-500 Tablet is used to treat various bacterial infections such as respiratory system (like pneumonia, bronchitis, tonsillitis, pharyngitis and sinusitis), skin infections (like acne and rosacea), ear infections, and sexually transmitted infections. It contains Azithromycin, which stops the growth of bacteria. It may cause some common side effects such as diarrhoea, nausea, vomiting, and indigestion. Before taking this medicine, you should tell your doctor if you are allergic to any of its components or if you are pregnant/breastfeeding, and about all the medications you are taking and pre-existing medical conditions.

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Composition :

AZITHROMYCIN-500MG

Manufacturer/Marketer :

Human Care Remedies Pvt Ltd

Consume Type :

ORAL

Return Policy :

Not Returnable

Expires on or after :

NPPA :

Regulated

About Activa-500 Tablet

Activa-500 Tablet is an antibiotic used to treat various bacterial infections such as pneumonia, bronchitis, tonsillitis, pharyngitis and sinusitis, acne, ear infections, and sexually transmitted infections. A bacterial infection is a condition in which bacteria grow in the body and cause infection. 

Activa-500 Tablet contains azithromycin, which slows the growth or sometimes kills the harmful bacteria by preventing the production of proteins required by the bacteria for its survival. Activa-500 Tablet does not treat a viral infection like the flu or a common cold.

Not everyone who is taking Activa-500 Tablet will get these side effects. Some common side effects of Activa-500 Tablet are diarrhoea, nausea, vomiting, and indigestion. These side effects are temporary and may resolve on their own over time. However, if these side effects persist, don't hesitate to contact your doctor.

Activa-500 Tablet should only be taken if advised by your doctor. It can be taken with or without food but should be consumed at a fixed time for the best results. The Activa-500 Tablet should not be consumed in a dose exceeding the recommended amount to avoid unpleasant side effects. Also, the course should be completed even if you feel better.

Inform your physician if you are allergic to Activa-500 Tablet , or have any history of liver problems, muscle problems, arrhythmia, or low potassium or magnesium levels.  Avoid too much exposure to sunlight as Activa-500 Tablet can make your skin sensitive to sunburn. In this case, it is advisable to wear protective clothing or apply sunscreen (SPF 30 or higher) when you are outdoors. Let your doctor know if you are pregnant or breastfeeding before taking Activa-500 Tablet .

Uses of Activa-500 Tablet

Activa-500 Tablet is used in the treatment of bacterial infections. The detailed uses of Activa-500 Tablet are as follows:<br/> 

  • Treatment of Bacterial Infections: Activa-500 Tablet is commonly prescribed for managing bacterial infections, including respiratory tract infections such as pneumonia and bronchitis.<br/> 
  • Skin and Soft Tissue Infections: Activa-500 Tablet effectively treats skin conditions like cellulitis and other soft tissue infections caused by bacteria that respond to this medication.<br/> 
  • Sexually Transmitted Infections (STIs): Activa-500 Tablet is widely used in the treatment of STIs such as Chlamydia and gonorrhea, due to its efficacy against the bacteria responsible for these diseases.<br/> 
  • Ear Infections (Otitis Media): Activa-500 Tablet is also employed in the treatment of otitis media, a middle ear infection often seen in children, to alleviate symptoms and combat the infection.<br/>

Directions for Use

  • Activa-500 Tablet can be taken with or without food or as advised by your doctor.
  • Follow your doctor's instructions on the dosage and timing of this medication.
  • Swallow Activa-500 Tablet as a whole with a glass of water.
  • Do not crush, break, or chew it.

Medicinal Benefits

  • Activa-500 Tablet slows the growth or sometimes kills the harmful bacteria by preventing the production of proteins required by the bacteria for its survival.
  • It is better tolerated and has more effective tissue penetration than other similar antibiotics like erythromycin.
  • Doctors prescribe Activa-500 Tablet for people who are intolerant to penicillin antibiotics. 

How Activa-500 Tablet Works

Activa-500 Tablet contains azithromycin, which slows the growth or sometimes kills the harmful bacteria by preventing the production of proteins required by the bacteria for its survival.

Storage

Keep this medicine out of the sight and reach of children.
Side effects of Activa-500 Tablet
Overcome Medication-Induced Nausea: A 9-Step Plan
  • Inform your doctor about the nausea and discuss possible alternatives to the medication or adjustments to the dosage.
  • Divide your daily food intake into smaller, more frequent meals to reduce nausea.
  • Opt for bland, easily digestible foods like crackers, toast, plain rice, bananas, and applesauce.
  • Avoid certain foods that can trigger nausea, such as fatty, greasy, spicy, and smelly foods.
  • Drink plenty of fluids, such as water, clear broth, or electrolyte-rich beverages like coconut water or sports drinks.
  • Use ginger (tea, ale, or candies) to help relieve nausea.
  • Get adequate rest and also avoid strenuous activities that can worsen nausea.
  • Talk to your doctor about taking anti-nausea medication if your nausea is severe.
  • Record when your nausea occurs, what triggers it, and what provides relief to help you identify patterns and manage your symptoms more effectively.
To prevent, manage, and treat Constipation caused by medication usage, follow these steps:
  • Preventing Vomiting (Before it Happens)
  • Take medication exactly as prescribed by your doctor. This can help minimize side effects, including vomiting.
  • Having a small meal before taking your medication can help reduce nausea and vomiting.
  • Talk to your doctor about taking anti-nausea medication along with your prescribed medication.
  • Managing Vomiting (If it Happens)
  • Try taking ginger in the form of tea, ale, or candy to help alleviate nausea and vomiting.
  • What to Do if Vomiting Persists
  • Consult your doctor if vomiting continues or worsens, consult the doctor for guidance on adjusting your medication or additional treatment.
  • Consume more fruits, vegetables, and cruciferous foods like cabbage, kale, and broccoli.
  • Reduced alcohol intake can enhance liver enzyme function.
  • Oxidative stress can be managed by eating foods rich in antioxidants, such as vitamins C and E.
  • Liver function tests regularly can help manage increased levels of AST.
  • Drink water or other clear fluids.
  • To prevent worsening of pain, limit intake of tea, coffee, or alcohol.
  • Include bland foods like rice, toast, crackers, and rice in your diet.
  • Avoid lying down immediately after eating as it may cause indigestion or heartburn.
  • Avoid acidic and spicy food as it may cause indigestion.
  • Include iron-rich foods like dark leafy vegetables, lean red meat, legumes and fish in your diet.
  • Consume vitamin C-rich foods as they aid iron absorption.
  • Limit tea, cocoa, and coffee as these can slow iron absorption.
  • Exercise regularly; however, do not overdo it.
  • Rash caused by allergies is due to irritants or allergens. Therefore, avoid contact with such irritants.
  • Consult your doctor for proper medication and apply an anti-itch medication. Follow the schedule and use the medication whenever needed.
  • Protect your skin from extreme heat and try to apply wet compresses.
  • Soak in the cool bath, which gives a soothing impact to the affected area.
Here are the seven steps to manage medication-triggered Dyspnea (Difficulty Breathing or Shortness of Breath):
  • Tell your doctor immediately if you experience shortness of breath after taking medication.
  • Your doctor may adjust the medication regimen or dosage or give alternative medical procedures to minimize the symptoms of shortness of breath.
  • Monitor your oxygen levels and breathing rate regularly to track changes and potential side effects.
  • For controlling stress and anxiety, try relaxation techniques like deep breathing exercises, meditation, or yoga.
  • Make lifestyle changes, such as quitting smoking, exercising regularly, and maintaining a healthy weight.
  • Seek emergency medical attention if you experience severe shortness of breath, chest pain, or difficulty speaking.
  • Follow up regularly with your doctor to monitor progress, adjust treatment plans, and address any concerns or questions.

What if I have taken an overdose of Activa-500 Tablet

Do not take more than the prescribed dose of Activa-500 Tablet as it may cause overdose. Please consult a doctor immediately if you notice any symptoms like dizziness, chest pian, blurred visin, irregular heartbeat, weakness or difficulty breathing.

Drug Warnings

  • Avoid taking Activa-500 Tablet if you are allergic to it or other macrolide antibiotics.
  • Tell your doctor if you have any history of liver problems, jaundice, myasthenia gravis, heart rhythm disorder (arrhythmia), or electrolyte imbalance (low potassium or magnesium level).
  • In rare cases, the use of Activa-500 Tablet can cause diarrhoea, so if you have watery or bloody diarrhoea, stop taking Activa-500 Tablet and call your doctor. However, do not take any anti-diarrheal medication until your doctor advises you to do so.
  • Consult your doctor if you are pregnant, planning for pregnancy or breastfeeding before using Activa-500 Tablet .
  • Inform the doctor if you are using cholesterol-lowering drugs (like simvastatin, lovastatin, etc.), anti-gout drugs (colchicine) and medicine for treating overactive bladder (tolterodine).
  • Activa-500 Tablet is not recommended for patients with pneumonia (a lung disease) who are judged to be inappropriate for oral therapy due to moderate to severe illness or risk factors.
  • It is always important to check the expiry date of the medicine. Discard the medicine if it reaches the expiry date.

Drug-Drug Interactions

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ParacetamolLeflunomide
Severe
ParacetamolValdecoxib
Severe

Drug-Drug Interactions

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ParacetamolLeflunomide
Severe
How does the drug interact with Activa-500 Tablet:
Co-administration of Activa-500 Tablet and Leflunomide may increase the risk of liver problems.

How to manage the interaction:
Although there is a possible interaction between Activa-500 Tablet and Leflunomide, they can be taken together if prescribed by a doctor. However, if you experience fever, chills, joint pain or swelling, unusual bleeding or bruising, skin rash, itching, less desire to eat, fatigue, nausea, vomiting, abdominal pain, or yellowing of the skin or eyes, contact a doctor immediately. Do not discontinue any medications without consulting a doctor.
ParacetamolValdecoxib
Severe
How does the drug interact with Activa-500 Tablet:
Co-administration of Activa-500 Tablet and Valdecoxib may increase the risk or severity of adverse effects.

How to manage the interaction:
Although there is a possible interaction between Activa-500 Tablet and Valdecoxib, you can take these medicines together if prescribed by a doctor. However, if the side effects worsen, please consult a doctor.
ParacetamolTeriflunomide
Severe
How does the drug interact with Activa-500 Tablet:
Co-administration of Teriflunomide with Activa-500 Tablet may increase the risk or severity of Liver problems.

How to manage the interaction:
Taking Activa-500 Tablet with Teriflunomide together can possibly result in an interaction, but it can be taken if a doctor has advised it. Do not discontinue any medications without consulting a doctor.
ParacetamolMipomersen
Severe
How does the drug interact with Activa-500 Tablet:
Co-administration of Mipomersen with Activa-500 Tablet may increase the risk or severity of liver injury.

How to manage the interaction:
There may be a possibility of interaction between Activa-500 Tablet and Mipomersen, but it can be taken if prescribed by a doctor. Do not stop using any medications without talking to a doctor.
ParacetamolOxazepam
Severe
How does the drug interact with Activa-500 Tablet:
Co-administration of Activa-500 Tablet may decrease the excretion rate of Oxazepam which could result in a higher serum level.

How to manage the interaction:
Although there is a possible interaction between Oxazepam and Activa-500 Tablet, you can take these medicines together if prescribed by a doctor. Do not stop using any medications without a doctor's advice.
ParacetamolKetamine
Severe
How does the drug interact with Activa-500 Tablet:
Co-administration of ketamine and Activa-500 Tablet may decrease the effectiveness of Ketamine which could result in a higher blood level.

How to manage the interaction:
Although taking Ketamine and Activa-500 Tablet together can evidently cause an interaction, it can be taken if a doctor has suggested it. If you're feeling very sleepy or having trouble breathing, it's important to contact your doctor right away. Do not stop using any medications without a doctor's advice.
ParacetamolLomitapide
Severe
How does the drug interact with Activa-500 Tablet:
Co-administration of Lomitapide and Activa-500 Tablet may increase the risk of severity of liver injury.

How to manage the interaction:
Although there is a possible interaction between Activa-500 Tablet and Lomitapide, you can take these medicines together if prescribed by a doctor. Do not stop using any medications without a doctor's advice.
ParacetamolKetoconazole
Severe
How does the drug interact with Activa-500 Tablet:
Co-administration of Activa-500 Tablet and Ketoconazole may increase the risk of liver injury.

How to manage the interaction:
Although there is a possible interaction between Activa-500 Tablet and Ketoconazole, you can take these medicines together if prescribed by a doctor. However, if you have joint pain or swelling, fever, chills, unusual bleeding or bruising, skin rash, itching, over-tiredness, nausea, vomiting, loss of appetite, stomach pain, dark-colored urine, light-colored stools, and/or yellowing of the skin or eyes, contact a doctor immediately as these may be signs and symptoms of liver damage. Do not discontinue the medication without consulting a doctor.

Drug-Food Interactions

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No Drug - Food interactions found in our database. Some may be unknown. Consult your doctor for what to avoid during medication.

Drug-Food Interactions

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Diet & Lifestyle Advise

  • It would be best to take probiotics after completing the full course of Activa-500 Tablet to replenish healthy bacteria in the intestine that may have been killed. Taking probiotics after antibiotic treatment can reduce the risk of antibiotic-associated diarrhoea. Certain fermented foods like yoghurt, cheese, sauerkraut and kimchi can help restore the intestine's good bacteria.
  • Include more fibre-enriched food in your diet, as it can be easily digested by gut bacteria, which helps stimulate their growth. Thus fibre foods may help restore healthy gut bacteria after taking a course of antibiotics. Whole grains like whole-grain bread and brown rice should be included in your diet.
  • Avoid consuming too many calcium-enriched foods and drinks, as it may affect the functioning of Activa-500 Tablet .
  • Avoid intake of alcoholic beverages with Activa-500 Tablet as it can make you dehydrated and affect your sleep. This can make it harder for your body to aid the Activa-500 Tablet in fighting off infections.

Habit Forming

No

Therapeutic Class

ANTI- BACTERIALS

Activa-500 Tablet Substitute

Substitutes safety advice

Product Substitutes

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Alcohol

Consult your doctor

It is unknown whether Activa-500 Tablet interacts with alcohol or not. Therefore, inform your doctor if you are alcoholic before taking Activa-500 Tablet .

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Pregnancy

Consult your doctor

There is insufficient information available about the use of Activa-500 Tablet during pregnancy. Therefore you should not use Activa-500 Tablet during pregnancy unless explicitly advised by your doctor.

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Breast Feeding

Consult your doctor

Activa-500 Tablet is partially passed through the mother’s milk, therefore it should not be used if you are breastfeeding.

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Driving

Caution

There are no data available about the influence of Activa-500 Tablet on the ability to drive or operate machines. However, Activa-500 Tablet may cause dizziness and seizures so make sure you are not affected before driving or operating machinery.

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Liver

Consult your doctor

You should tell your doctor if you have liver problems as your doctor may need to alter the normal dose.

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Kidney

Consult your doctor

You should tell your doctor if you have kidney problems as your doctor may need to alter the normal dose.

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Children

Caution

Activa-500 Tablet is not recommended for children less than 6 months of age as the safety and efficacy are not established. For children above 6 months of age, Activa-500 Tablet can be used if the doctor has prescribed it.

Have a query?

FAQs

Activa-500 Tablet is used to treat bacterial infections such as respiratory tract infections (like pneumonia, bronchitis, tonsillitis, pharyngitis and sinusitis), skin infections (like acne and rosacea), ear infections, and sexually transmitted infections. It works by killing the harmful bacteria.

Do not take antacids that contain aluminium or magnesium hydroxide within 2 hours before or after you take Activa-500 Tablet . These antacids can interact with Activa-500 Tablet and make them less effective when taken at the same time.

Never stop the treatment with Activa-500 Tablet on your own as the infection may come back again (relapse) if the prescribed treatment is not completely taken. Before stopping Activa-500 Tablet once discuss this with your doctor.

If you forget to take Activa-500 Tablet , take your dose as soon as possible. If it is almost time for the next dose, just skip that dose and take the next one when it is due. If in doubt, please contact your doctor. Do not take a double dose to make up for a forgotten dose

Activa-500 Tablet can cause diarrhoea, which may be a sign of a new infection. If you have diarrhoea that is watery or bloody, call your doctor. Do not use anti-diarrhoea medicine unless your doctor tells you to.

You should avoid taking Activa-500 Tablet if you have colitis (intestine inflammation), heart rhythm disorder, liver disease (like jaundice), and muscle problem (like myasthenia gravis). Contact your doctor if you have these conditions before taking Activa-500 Tablet .

No, it is a Schedule H drug that can be taken only if your doctor has prescribed it. Taking it on your own or self-medication can cause unwanted side-effects and lead to antibiotic resistance thereby lowering its efficiency.

Yes in some cases, people using Activa-500 Tablet may get a fungal skin infection known as thrush. It happens because Activa-500 Tablet also kills harmless bacteria that protects against thrush.

Activa-500 Tablet is an effective antibiotic that helps treat bacterial infections. It has a broad spectrum of anti-bacterial activity and is effective against gram-positive and gram-negative bacteria.

Activa-500 Tablet can be taken with or without food.

Activa-500 Tablet should be used with caution in patients with liver problems. In some cases, the use of Activa-500 Tablet can cause diarrhoea, so if you have watery or bloody diarrhoea, stop taking Activa-500 Tablet and call your doctor.

Activa-500 Tablet may interact with anti-emetics, neuroleptics, migraine medicines, statins, anticholinergics and anti-gout medicines. Before starting Activa-500 Tablet , let the doctor know if you are taking any other medicines to prevent interactions.

Store Activa-500 Tablet at room temperature, in a cool and dry place. Keep it out of sight and reach of children.

Side effects of Activa-500 Tablet include diarrhoea, nausea, vomiting, and indigestion. Please consult the doctor if any of the side effects persist or worsen.

Activa-500 Tablet slows the growth or sometimes kills the harmful bacteria by preventing the production of proteins required by the bacteria for its survival.

Country of origin

India

Manufacturer/Marketer address

SRI BIDYA BHUSHAN PD SINHA S/O LT NAND JEE,RD NO.5 KESHRI NAGAR NEAR SATY NR.SINGH MARKET PATNA Patna BR 800023 IN
Other Info - ACT0500

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Author Details

Veda MaddalaDoctor badge

Reviewed By

Veda Maddala

M Pharmacy

Last Updated

Jul 19, 2025 | 5:50 PM IST

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Reference

  1. https://www.medicines.org.uk/emc/files/pil.2276.pdf
  2. https://www.drugs.com/disease-interactions/azithromycin.html
  3. https://www.accessdata.fda.gov/drugsatfda_docs/label/2021/050670s036,050710s051,050711s050,050784s037lbl.pdf

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