Medscape - Infection dosing for Cipro, Cipro XR (ciprofloxacin), frequency-based adverse effects, comprehensive interactions, contraindications, pregnancy & lactation schedules, and cost. Ciprofloxacin is used to treat a variety of bacterial infections. Ciprofloxacin belongs to a class of drugs called quinolone antibiotics. Learn about side effects, dosages, drug interactions, and more. This article describes the dosages of ciprofloxacin, as well as its strengths and how to take it. To learn more about ciprofloxacin, including its uses and side effects, see this. Detailed Ciprofloxacin dosage information for adults and children. Includes dosages for Urinary Tract Infection, Sinusitis, Bronchitis and more; plus renal, liver and dialysis adjustments. In general, adults may take between 250 to 750 mg tablets by mouth every 12 hours. Alternatively, adults can take 200 to 400 mg IV every 12 hours. Ciprofloxacin is approved for children, depending on the infection. The pediatric dose is based on weight and indication. The dose is usually 15 milligram (mg) per kilogram (kg) of body weight every 8 to 12 hours for 14 days. However, the dose is usually not more than 500 mg per day. For urinary tract or serious kidney infections: Adults—250 to 500 milligrams (mg) 2 times a day, taken every 12 hours for 7 to 14 days. A common ciprofloxacin dosage for adults is 500 mg to 750 mg every 12 hours for 7 to 14 days, but specific dosages vary by infection. Kids normally receive dosages based on their body weight. What is the standard ciprofloxacin dosage for adults? Most adults take ciprofloxacin at doses between 250 mg and 750 mg twice daily, depending on the type and severity of the infection. Adults generally take Cipro tablets orally twice a day. The dose typically ranges from 250 mg to 750 mg, depending on the infection being treated. For serious infections, higher doses and longer treatment durations are common. It’s important to follow the prescribing doctor’s instructions carefully. Take ciprofloxacin at the same time each day, with or without food. Shake the oral suspension (liquid) for 15 seconds before you measure a dose. Use the dosing syringe provided, or use a medicine dose-measuring device (not a kitchen spoon). Do not give ciprofloxacin oral suspension through a feeding tube.