Ofloxacin might have negative effects.
Limit your caffeine intake. Eat or don't eat before taking. Food has no impact on absorption.
You may feel more lightheaded after consuming alcohol or marijuana (cannabis). Also watch for symptoms of low blood sugar such as sudden sweating, shaking, fast heartbeat, hunger, blurred vision, dizziness, or tingling hands/feet. Don't use sunlamps or tanning booths. Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products). If you have any allergies, including those to quinolone antibiotics like ciprofloxacin and levofloxacin, or to any other substances, let your doctor or pharmacist know before taking ofloxacin. If you have any of the following conditions, including a family history of certain heart conditions (QT prolongation in the EKG, sudden cardiac death), tell your doctor or pharmacist before using ofloxacin. These conditions include all medications you take, heart failure, slow heartbeat, or QT prolongation. Tell your doctor or pharmacist about your medical history before taking this medication, especially if you have: a seizure disorder, conditions that increase your risk of seizures (like brain/head injury, brain tumors), peripheral neuropathy, kidney disease, liver disease, mental/mood disorders (like depression), myasthenia gravis, joint/tendon problems (like tendonitis, bursitis), and blood vessel problems (like aneurysm or blockage of the aorta or Follow the instructions for routine blood sugar checks, and inform your doctor of the results. Children may be more susceptible to the negative effects of this medication, especially joint and tendon issues. Consult your doctor before breast-feeding. With your doctor, go over the advantages and risks. Until you can do something safely, avoid operating machinery, driving, or doing anything else that requires alertness. During pregnancy, this medication should be used only when clearly needed. If you don't have access to these safe sources of glucose, quickly raise your blood sugar levels by consuming fruit juice or regular soda, or by eating a quick source of sugar like candy, honey, or table sugar. It is a good habit to always have glucose gel or tablets on hand to treat low blood sugar. Limit alcoholic beverages. Spend as little time as possible in the sun. Your risk of QT prolongation may also increase if you have low blood potassium or magnesium levels. Ofloxacin may cause a condition that affects the heart rhythm (QT prolongation). Typhoid vaccine and other live bacterial vaccines may not function as intended when taken with ofloxacin. Older adults may be more susceptible to tendon issues (especially if they are also taking corticosteroids like prednisone or hydrocortisone), QT prolongation, and an unexpected tear or break in the main blood vessel (aorta). Rarely, QT prolongation can result in fast/irregular heartbeat that is serious (rarely fatal) and other symptoms like severe dizziness and fainting that require immediate medical attention. See also the Warning section. To use ofloxacin safely, discuss it with your doctor. If you use marijuana (cannabis), speak with your doctor. Get more information by speaking with your pharmacist. Inform your doctor as soon as possible about the occurrence and the use of this product. If you experience sunburn, skin blisters, or redness, call your doctor right away. Before receiving any immunizations or vaccinations, inform your healthcare provider that you are using ofloxacin. If you have certain medical conditions or are taking other medications that may prolong QT, your risk of experiencing QT prolongation may increase. You might feel lightheaded if you take this medication. Your sensitivity to the sun may increase if you take this medication. In rare instances, especially if you have diabetes, this medication may cause serious changes in blood sugar. This medicine enters breast milk. This product might include inactive components that could lead to allergic reactions or other issues. This risk could rise if you take specific medications (like diuretics or "water pills") or experience certain health issues, like excessive sweating, diarrhea, or vomiting. Eat meals on a regular schedule and avoid skipping them to help prevent low blood sugar. If you're outside, wear sunscreen and a hat. Be on the lookout for signs of high blood sugar, such as increased thirst and urination. If a reaction occurs, your doctor might need to change your antibiotic or modify your diabetes medication.