
O2 200mg/500mg Tablet 10s
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- Treats bacterial and parasitic infections
- Fast relief from diarrhea symptoms
- Effective for gastrointestinal infections
- Broad-spectrum antibiotic for multiple systems
Delivery : 2-4 days PAN India
Seller : Davadost pharma private limited
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Create ABHAIntroduction to O2 200mg/500mg Tablet 10s
O2 Tablet is a combination antibiotic used to treat bacterial and parasitic infections of the stomach, intestines, urinary tract, and respiratory system. It contains Ofloxacin (200mg), which kills bacteria, and Ornidazole (500mg), which treats parasitic infections and anaerobic bacterial infections. This combination is commonly prescribed for diarrhea, dysentery, food poisoning, and other gastrointestinal infections.
How O2 200mg/500mg Tablet 10s works
Ofloxacin kills infection-causing bacteria by disrupting their DNA synthesis, preventing their spread. Ornidazole kills parasites and anaerobic bacteria responsible for gut infections. Together, they effectively treat mixed bacterial and protozoal infections, providing faster recovery.
How To Use O2 200mg/500mg Tablet 10s
- Dosage: Take one tablet of O2 twice daily, or as prescribed by your doctor.
- Administration: Swallow whole with water. Take after food to reduce stomach irritation.
- Duration: Complete the full course to prevent antibiotic resistance, even if symptoms improve.
Special Precautions for O2 200mg/500mg Tablet 10s
- Seizures & Neurological Conditions: Ofloxacin may increase the risk of seizures in patients with a history of epilepsy or nervous system disorders.
- Tendon Injury Risk: Fluoroquinolone antibiotics like Ofloxacin may increase the risk of tendon rupture, especially in elderly patients.
Benefits Of O2 200mg/500mg Tablet 10s
- Effectively treats bacterial and parasitic infections, including diarrhea and dysentery.
- O2 Tablet provides quick relief from symptoms like fever, stomach pain, and loose stools.
- Prevents the spread of infections by eliminating harmful bacteria and parasites.
- Works against multiple types of infections, including gastrointestinal, respiratory, and urinary tract infections.
Side Effects Of O2 200mg/500mg Tablet 10s
- Common Side Effects: Nausea, vomiting, dizziness, headache, stomach pain, bloating, dry mouth.
- Serious Side Effects: Seizures, tendon pain or swelling, irregular heartbeat, allergic reactions (rash, breathing difficulty).
What If I Missed A Dose Of O2 200mg/500mg Tablet 10s
- Take the missed dose as soon as you remember.
- If it’s close to the next dose, skip the missed one and continue your regular schedule.
- Do not double the dose to make up for a missed one.
Health And Lifestyle
Drug Interaction
- Blood Thinners (e.g., Warfarin) – May increase bleeding risk.
- Painkillers (NSAIDs like Ibuprofen, Aspirin) – May increase the risk of seizures.
- Anti-epileptic Drugs (e.g., Phenytoin, Carbamazepine) – May reduce the effectiveness of O2 Tablet.
- Antacids or Iron Supplements – May reduce absorption; take O2 Tablet at least 2 hours before or after these medicines.
Disease Explanation

Diarrhea & Dysentery – Caused by bacterial or parasitic infections, leading to frequent watery stools, fever, and stomach cramps. Gastrointestinal Infections – Infections affecting the stomach and intestines, including food poisoning and giardiasis. Urinary Tract Infections (UTIs) – Bacterial infections in the bladder or kidneys, causing pain and frequent urination. Respiratory Tract Infections – Bacterial infections affecting the lungs and airways, causing cough, fever, and breathing difficulty.
Safety Advice for O2 200mg/500mg Tablet 10s
- High risk
- Moderate risk
- Safe
It's generally recommended to avoid or limit alcohol consumption while taking ofloxacin as alcohol might increase the risk of certain side effects or reduce the effectiveness of the antibiotic.
It's generally advised to avoid the drug during pregnancy.
O2 Tablet can pass into breast milk, so it's generally advised to avoid breastfeeding while using it.
It does not usually have direct adverse effects on kidney function. Caution must be taken while using it.
O2 Tablet does not usually have direct adverse effects on liver function. Caution must be taken while using it.
Side effects produced by the drug may impair driving ability.
Tips for O2 200mg/500mg Tablet 10s
- Take O2 after meals to minimize stomach irritation.
- Complete the full course even if you feel better early.
- Do not consume alcohol, as it may cause severe dizziness and stomach upset.
FactBox of O2 200mg/500mg Tablet 10s
- Manufacturer: Medley Pharmaceuticals Ltd
- Composition: Ofloxacin (200mg) + Ornidazole (500mg)
- Class: Antibiotic + Antiprotozoal
- Uses: Treatment of bacterial and parasitic infections (diarrhea, UTIs, respiratory infections)
- Prescription: Required
- Storage: Store below 30°C, away from moisture and sunlight
Storage of O2 200mg/500mg Tablet 10s
- Store in a cool, dry place below 30°C.
- Keep the blister pack sealed until use.
- Keep out of reach of children.
Dosage of O2 200mg/500mg Tablet 10s
- Recommended Dose: One tablet twice daily, or as prescribed by your doctor.
Synopsis of O2 200mg/500mg Tablet 10s
O2 Tablet is a broad-spectrum antibiotic containing Ofloxacin (200mg) and Ornidazole (500mg), making it effective against bacterial and parasitic infections of the gastrointestinal tract, urinary tract, and respiratory system. It works by killing harmful bacteria and parasites, providing fast relief from symptoms like diarrhea, fever, and abdominal pain.
FAQ's on O2 200mg/500mg Tablet 10s
Are there any specific contraindications associated with the use of O2?
Can I take a higher than the recommended dose of this medicine?
What is the use of Zenflox tablet?
Can I stop taking O2 when I feel better?
When should I take Bifilac tablets?
What if I miss my dose?
Can ofloxacin be used for tooth infection?
What if I dont get better after using O2?
Can ofloxacin be used for loose motion?
What is the composition of O2?
How is Imodium taken?
What is O2?
Does Cyclopam have side effects?
Is O2 tablet banned?
Is ofloxacin an antibiotic?
Is Ornidazole and metronidazole same?
What is ofloxacin and Ornidazole used for?
Can I take alcohol while on O2?
Is it safe to use O2?
What is O2 tablet used for?
What are the instructions for the storage and disposal of O2?
Can O2 be used for stomach pain?
Written By
Pranav ayush
MBA in Pharmaceutical
Content Updated on
Tuesday, 31 March, 2026









