 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  tell your doctor or pharmacist if you are allergic to it; or to other quinolone antibiotics (such as gatifloxacin, levofloxacin); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details. Before using this medication, tell your doctor or pharmacist your medical history, especially of: seizures, conditions that increase your risk of seizures (such as brain/head injury, brain tumors, cerebral atherosclerosis), nerve problems (such as peripheral neuropathy), kidney disease, liver disease, mental/mood disorders (such as depression), myasthenia gravis, joint/tendon problems (such as tendonitis, bursitis), heart problems (such as slow/fast/irregular heartbeat, recent heart attack), blood vessel problems (such as aneurysm or blockage of the aorta or other blood vessels, hardening of the arteries), high blood pressure, certain genetic conditions (Marfan syndrome, Ehlers-Danlos syndrome). Ciprofloxacin may cause a condition that affects the heart rhythm (QT prolongation). QT prolongation can rarely cause </s>