{"ok":true,"entry":{"slug":"ciprofloxacin","kind":"medication","name":"ciprofloxacin","aliases":["Cipro","Ciprobay"],"brands_sg":["Microflox","C-Flox","Cetraxal","Cycin","Qupron","Ciprobay"],"class":"fluoroquinolone antibiotic","tags":["antibiotic"],"use_for":"prescribed for bacterial infections — your doctor decides","use_after":"nhs: usually twice a day · healthhub: same time each day","use_duration":null,"take_with":"water · healthhub: not with milk, dairy or calcium","pros":["healthhub: tablets work with or without food","nhs: broad-spectrum — covers many infection types","nhs: symptoms often improve in about 2 to 3 days"],"cons":["nhs: kept for when other antibiotics do not suit","tendon, joint and nerve problems are a known risk","healthhub: mood changes, seizures, sun sensitivity"],"dose_note":"nhs states 'The usual dose of ciprofloxacin tablets or liquid is 250mg to 750mg twice a day', with tablets in 100mg, 250mg, 500mg and 750mg — 750 mg twice a day is the highest oral figure on that page; ear drops are 'up to 5 drops, twice a day' and eye drops '1 or 2 drops … 4 times a day'. in singapore the prescriber sets the dose.","dosage":null,"ul_status":null,"sg_class":"prescription-only","cautions":["tendon problems, or a past fluoroquinolone side effect (nhs)","aortic aneurysm or aorta problems, own or in the family (nhs)","epilepsy or seizure risk · myasthenia gravis (nhs, healthhub)","depression, anxiety or other mental health conditions (nhs)"],"clashes":[{"src":["hh_cip_avoid","nhs_cip_mix"],"food":true,"note":"healthhub: 2 h before or 6 h after ciprofloxacin — absorption is reduced · nhs: 2 h between supplements and a dose","with":"milk, dairy, and calcium, iron, zinc, magnesium or aluminium"},{"src":["nhs_cip_mix","hh_cip_avoid"],"note":"nhs: ciprofloxacin at least 2 hours before antacids or at least 4 hours after · healthhub: 2 h before or 6 h after","with":"antacids and indigestion remedies"},{"src":["nhs_cip_mix"],"note":"nhs lists it among medicines to tell a doctor about before starting ciprofloxacin","with":"theophylline or aminophylline for asthma"},{"src":["nhs_cip_mix"],"note":"nhs lists it among medicines to tell a doctor about before starting ciprofloxacin","with":"warfarin"},{"src":["nhs_cip_mix"],"note":"nhs lists these among medicines to tell a doctor about before starting ciprofloxacin","with":"steroids such as prednisolone, methotrexate, phenytoin, tizanidine"}],"sources":[{"id":"hsa_register","url":"https://data.gov.sg/datasets/d_767279312753558cbf19d48344577084/view","label":"HSA — Listing of Registered Therapeutic Products (data.gov.sg open dataset, 5,511 rows, pulled via datastore_search API)","quote":"All 25 registered ciprofloxacin products are Forensicclassification 'Prescription Only' — SIN08940P MICROFLOX-250 · SIN11302P C-FLOX 250 · SIN14596P CETRAXAL EAR DROPS · SIN10370P CYCIN 250 · SIN09569P QUPRON · SIN03028P CIPROBAY 250","accessed":"2026-08-27"},{"id":"nhs_cip_about","url":"https://www.nhs.uk/medicines/ciprofloxacin/about-ciprofloxacin/","label":"NHS Medicines A-Z — About ciprofloxacin (brand names: Ciproxin, Ciloxan, Cetraxal)","quote":"Ciprofloxacin is an antibiotic. It belongs to a group of antibiotics called fluoroquinolones … used to treat a number of bacterial infections, such as uncomplicated urinary tract infections (UTIs) where other antibiotics are not suitable … only available on prescription","accessed":"2026-08-27"},{"id":"nhs_cip_key","url":"https://www.nhs.uk/medicines/ciprofloxacin/about-ciprofloxacin/","label":"NHS Medicines A-Z — About ciprofloxacin: key facts","quote":"Ciprofloxacin tablets and liquid are only used when no other antibiotics are suitable, because there's a risk of serious and long-term side effects … you should start to see your symptoms improve within about 2 to 3 days","accessed":"2026-08-27"},{"id":"nhs_cip_dose","url":"https://www.nhs.uk/medicines/ciprofloxacin/how-and-when-to-take-or-use-ciprofloxacin/","label":"NHS Medicines A-Z — How and when to take or use ciprofloxacin: dosage and strength","quote":"Ciprofloxacin is available in different strengths. It comes as 100mg, 250mg, 500mg and 750mg tablets; a liquid that contains 250mg in 5ml. The usual dose of ciprofloxacin tablets or liquid is 250mg to 750mg twice a day","accessed":"2026-08-27"},{"id":"nhs_cip_drops","url":"https://www.nhs.uk/medicines/ciprofloxacin/how-and-when-to-take-or-use-ciprofloxacin/","label":"NHS Medicines A-Z — How and when to take or use ciprofloxacin: eye and ear drop dosage","quote":"Dosage for ciprofloxacin eye drops: The usual dose is 1 or 2 drops into the affected eye 4 times a day. Dosage for ciprofloxacin ear drops: You'll usually use up to 5 drops, twice a day","accessed":"2026-08-27"},{"id":"nhs_cip_who","url":"https://www.nhs.uk/medicines/ciprofloxacin/who-can-and-cannot-take-or-use-ciprofloxacin/","label":"NHS Medicines A-Z — Who can and cannot take or use ciprofloxacin","quote":"Most adults and children aged 1 year and over can take or use ciprofloxacin … speak to your doctor … if you have ever had depression, anxiety … an abdominal aortic aneurysm … problems with your tendons … epilepsy … diabetes","accessed":"2026-08-27"},{"id":"nhs_cip_side","url":"https://www.nhs.uk/medicines/ciprofloxacin/side-effects-of-ciprofloxacin/","label":"NHS Medicines A-Z — Side effects of ciprofloxacin","quote":"These common side effects of ciprofloxacin happen in more than 1 in 100 people … Feeling sick (nausea) … Diarrhoea … Stop taking ciprofloxacin and call your doctor … if you have muscle weakness, pain or swelling in your joints or tendons","accessed":"2026-08-27"},{"id":"nhs_cip_mix","url":"https://www.nhs.uk/medicines/ciprofloxacin/taking-or-using-ciprofloxacin-with-other-medicines-and-herbal-supplements/","label":"NHS Medicines A-Z — Taking or using ciprofloxacin with other medicines and herbal supplements","quote":"antacids for heartburn or indigestion – take ciprofloxacin at least 2 hours before antacids or at least 4 hours after … methotrexate … phenytoin … steroids … theophylline … tizanidine … warfarin … Iron tablets, calcium and zinc supplements can affect ciprofloxacin","accessed":"2026-08-27"},{"id":"hh_ciprofloxacin","url":"https://www.healthhub.sg/medication-devices-and-treatment/medications/ciprofloxacin","label":"HealthHub (MOH Singapore / Pharmaceutical Society of Singapore) — Ciprofloxacin medication information leaflet","quote":"Ciprofloxacin is an antibiotic that is used to treat or prevent bacterial infections. These infections may include those of the lungs, digestive system, urinary system, bone, joints, eyes and ears … You may take this medication with or without food","accessed":"2026-08-27"},{"id":"hh_ciprofloxacin_prec","url":"https://www.healthhub.sg/medication-devices-and-treatment/medications/ciprofloxacin","label":"HealthHub — Ciprofloxacin leaflet: precautions","quote":"Inform your healthcare professional if: You have any other medical conditions such as: Epilepsy (fits or seizures); Myasthenia gravis … You have existing heart problems or are on any medicine that regulates your heartbeat … glucose-6-phosphate dehydrogenase (G6PD) deficiency","accessed":"2026-08-27"},{"id":"hh_cip_side","url":"https://www.healthhub.sg/medication-devices-and-treatment/medications/ciprofloxacin","label":"HealthHub — Ciprofloxacin leaflet: common and serious side effects","quote":"Nausea, vomiting or loss of appetite … Diarrhoea … Dizziness, drowsiness … Increased sensitivity to sunlight … Painful swelling of the joints or tendons … Change in mood, thoughts or behaviour … Seizures (fits) … Severe and bloody diarrhoea","accessed":"2026-08-27"},{"id":"hh_cip_avoid","url":"https://www.healthhub.sg/medication-devices-and-treatment/medications/ciprofloxacin","label":"HealthHub — Ciprofloxacin leaflet: food and medicines to avoid","quote":"Avoid consuming the following … with Ciprofloxacin: Milk-containing products or dairy products; Indigestion remedies (e.g. Antacids); Medicines or supplements that contain aluminium, calcium, iron, magnesium or zinc … 2 hours before or 6 hours after","accessed":"2026-08-27"}],"brand_certs":null,"updated_at":"2026-08-29T16:16:16.693643+08:00"},"disclaimer":"kozen-x is not a medical device and does not give medical advice. it lists what published sources have written down. absence of a record is not the same as safe."}