Avoid taking ciprofloxacin with certain medications to prevent harmful interactions. Here’s what you need to know:
Antacids and Mineral Supplements
- Calcium, magnesium, aluminum, and iron supplements: These significantly reduce ciprofloxacin absorption. Separate your ciprofloxacin intake by at least 2 hours from these supplements. Antacids containing these minerals: The same two-hour separation rule applies.
Drugs Affecting the Central Nervous System (CNS)
- Theophylline: Ciprofloxacin may increase theophylline levels, potentially causing increased heart rate, nervousness, and seizures. Monitor closely. Caffeine: Ciprofloxacin may prolong the effects of caffeine. Consider reducing caffeine intake.
Other Notable Interactions
Warfarin (Coumadin): Ciprofloxacin may increase the risk of bleeding. Close monitoring of your blood clotting times is necessary. Probenecid: This medication can reduce ciprofloxacin excretion, leading to higher drug levels in your blood. Your doctor may adjust your ciprofloxacin dose. Cyclosporine: Ciprofloxacin can increase cyclosporine levels, potentially causing kidney problems. Regular kidney function tests are needed. Metformin: Rare cases of lactic acidosis have been reported with concurrent use. Your doctor may suggest adjustments or alternative medications.
Medication Interactions: Seeking Medical Advice
This list isn’t exhaustive. Always inform your doctor and pharmacist of all medications, supplements, and herbal remedies you’re taking, before starting ciprofloxacin. They can assess potential interactions and adjust your treatment plan accordingly. Don’t hesitate to contact your healthcare provider if you experience any unusual symptoms while taking ciprofloxacin.


