Ciprofloxacin 250 mg is an antibiotic used to treat serious infections such as anthrax (after exposure), plague, bacterial lung infections, kidney infections, long term prostate infections, urinary tract infections (UTIs) and certain sexually transmitted infections. Take it exactly as your doctor prescribes- same time daily- and don’t stop early, even if you feel better. If you miss a dose, take it when you remember unless it’s almost time for the next one. Common side effects include diarrhea, while more serious ones can include dizziness, allergic reactions, or changes in urination or hearing. 

Let your doctor know if you have liver or kidney issues, are pregnant, or take other medications, as ciprofloxacin may not be right for everyone. Avoid grapefruit, caffeine, dairy, alcohol, and tobacco while taking it. Store it in a cool, dry place out of children’s reach. If too much is taken, symptoms like nausea or stomach pain can occur- get medical help right away. 

Ciprofloxacin 250 mg is an oral medicine belonging to the class of fluoroquinolone medicines. It is used for the following indications: 

1. Anthrax infection symptoms (Post exposure) 
2. Plague 
3. Lung infection caused by bacteria 
4. Bacterial infection in kidney 
5. Long term infection of prostate gland 
6. Urinary tract infection 
7. Sexually transmitted disease 

1. Take ciprofloxacin exactly as prescribed by your doctor, regularly at the same time each day. 
2. Do not stop taking ciprofloxacin without your doctor’s approval, even if you feel better. 
3. If you forget to take the medicine, take it as soon as you remember, unless it’s almost time for the next one, then just skip it. 

Ciprofloxacin is a powerful antibiotic that helps treat infections caused by harmful bacteria. It works by stopping the bacteria from making copies of their DNA, which they need to grow and spread. This medicine is especially effective against strong germs like E. coli, Salmonella, and Pseudomonas, which can cause serious illnesses. 

More Common

1. Diarrhoea

Less Common

1. Bloody or black, tarry stools 
2. Burning, crawling, itching, numbness, prickling, “pins and needles”, or tingling feelings 
3. Changes in skin color 
4. Changes in urination 
5. Chest pain, discomfort, tightness, or heaviness 
6. Chills 
7. Clumsiness or unsteadiness 
8. Confusion 
9. Continuing ringing or buzzing or other unexplained noise in the ears 
10. Coughing or spitting up blood 
11. Dizziness, fainting, or lightheadedness when getting up suddenly from a lying or sitting position 
12. Fast, irregular, pounding, or racing heartbeat or pulse 
13. Fever 
14. Headache, severe and throbbing 
15. Hearing loss 
16. Hives or welts, skin rash 
17. Joint stiffness 
18. Large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or genitals 
19. Light-colored stools 
20. Muscle pain or stiffness 
21. Nausea 
22. Nightmares 
23. Numbness of the hands 
24. Pain in the joints 
25. Pain or discomfort in the arms, jaw, back, or neck 
26. Painful, red lumps under the skin, mostly on the legs 
27. Pounding in the ears 
28. Puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue 
29. Redness of the face, neck, arms, and occasionally, upper chest 
30. Seizures 
31. Severe stomach pain, cramping, or burning 
32. Shakiness in the legs, arms, hands, or feet 
33. Swelling of the face, feet, or lower legs 
34. Swollen, painful, or tender lymph glands in the neck, armpit, or groin 
35. Thick, white vaginal discharge with no odor or with a mild odor 
36. Unsteadiness, trembling, or other problems with muscle control or coordination 
37. Unusual drowsiness, dullness, tiredness, weakness, or feeling of sluggishness 
38. Vomiting 
39. White patches in the mouth or on the tongue 
40. Yellow eyes or skin 

1. Liver Dysfunction

Patients with existing liver disease should avoid this medicine, as it can cause liver toxicity due to being metabolized in the liver.

2. Kidney Disease

Patients with existing kidney disease should inform their doctor, as this medicine is primarily excreted through the kidneys. Your doctor may adjust the dose or prescribe an alternative medication.

3. Pregnancy

If you are pregnant or planning to conceive, inform your doctor, as this medicine may harm the baby’s bones or cartilage.

Avoid taking ciprofloxacin 250 mg with the following medicines, as it may increase or decrease the desired effect, or in worse cases, it could be fatal: 

Avoid consuming grapefruit or grapefruit juice, caffeine and dairy products with this medicine. Additionally, avoid alcohol and tobacco, as they can affect how the medicine works. 

IUPAC (International Union of Pure and Applied Chemistry)/ Chemical name- 

1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylic acid 

1. The medicine should be stored at room temperature  
2. Keep away from sunlight and moisture  
3. Keep away from the reach of children 

Daily Dose

Take ciprofloxacin as suggested by your doctor. Your dose can vary depending on the severity of the condition and how you respond to the medication. Do not exceed the prescribed dose without consulting your doctor.

Missed Dose

If you forget to take your medicine, take the medication soon as you remember. If it’s nearly time for your next dose, skip the missed one and continue with your regular schedule. Always consult the doctor before making any changes to your dosage.

Overdose

If someone takes more than the prescribed dose of ciprofloxacin, they may experience symptoms such as nausea, vomiting, and abdominal pain. If you know someone who has taken this medicine and is showing these symptoms, take them to the hospital immediately.

1. What class of medication does ciprofloxacin belong to?

Ciprofloxacin belongs to the fluoroquinolone class of antibiotic medicines. 

2. Can ciprofloxacin be used for urinary tract infection treatment?

Yes, ciprofloxacin can be used for the treatment of urinary tract infections (UTIs). However, you should not self-medicate. It is important to consult a doctor and follow their prescription, as they will have properly diagnosed your condition and can determine the correct dosage based on the severity of your illness.

3. Can ciprofloxacin be used for ear infection?

Yes, ciprofloxacin can be used to treat ear infections. However, you should not self-medicate. Always consult a doctor and follow their prescription, as they will have properly diagnosed your condition and can recommend the appropriate dosage.

4. Can ciprofloxacin be used for cold?

No, this medication is not effective for colds, flu, or other viral infections because it is an antibiotic and only works against bacterial infections. 

1. Thai T, Salisbury BH, Zito PM. Ciprofloxacin. [Updated 2023 Aug 28]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2025 Jan-. Available from. 
2. Mayo Clinic. Ciprofloxacin (Oral Route) [Internet]. Rochester (MN): Mayo Foundation for Medical Education and Research; 2023 [cited 2025 May 21]. Available from. 
3. Cleveland Clinic. Ciprofloxacin Ear Drops: Side Effects, Uses, Dosage & Interactions [Internet]. Cleveland (OH): Cleveland Clinic; [cited 2025 May 21]. Available from.