Active Ingredient: Norfloxacin
If you think you have thrush, speak with your doctor or pharmacist for advice. If you are having any vaccinations, make sure the person treating you knows that you are taking this medicine. Make sure your reactions are normal before you drive, operate machinery or do any other jobs which could be dangerous if you are not sufficiently alert.
Can norfloxacin cause problems?
Along with their useful effects, most medicines can cause unwanted side-effects although not everyone experiences them. The table below contains some of the most common ones associated with norfloxacin. You will find a full list in the manufacturer's information leaflet supplied with your medicine.
The unwanted effects often improve as your body adjusts to the new medicine, but speak with your doctor or pharmacist if any of the following continue or become troublesome.
Common norfloxacin side-effects What can I do if I experience this?
Feeling sick nausea or being sick vomiting, indigestion, tummy abdominal pain Stick to simple foods - avoid rich or spicy meals Diarrhoea Drink plenty of water to replace lost fluids.
If the diarrhoea is severe or continues to be a problem, speak with your pharmacist or doctor for advice Headache Drink plenty of water and ask your pharmacist to recommend a suitable painkiller. If the headaches continue, let your doctor know Feeling dizzy Do not drive and do not use tools or machines until you feel well again Rash If this is severe, let your doctor know Important: there are also a number of less common but more serious side-effects which have been associated with norfloxacin.
Speak with your doctor as soon as possible if you experience the following: An allergic-type reaction, such as swelling around your face or mouth, a skin rash, or any difficulty breathing.
Pain or swelling in your joints. Among these, tendon problems and exacerbation of the symptoms of the neurological disorder myasthenia gravis are the subject of "black box" warnings in the United States. Younger people typically experience good recovery, but permanent disability is possible, and is more likely in older patients.
Simultaneous use of corticosteroids is present in almost one-third of quinolone-associated tendon rupture.
Fluoroquinoline treatment is associated with risk that is similar to or less than that associated with broad spectrum cephalosporins.
Therefore, cyclosporine serum levels should be monitored and appropriate cyclosporine dosage adjustments made when these drugs are used concomitantly.
Medications Some quinolones exert an inhibitory effect on the cytochrome P-450 system, thereby reducing theophylline clearance and increasing theophylline blood levels.
Additionally other fluoroquinolones, especially enoxacin, and to a lesser extent ciprofloxacin and pefloxacin, also inhibit the metabolic clearance of theophylline.
As such, these drug interactions involving the fluoroquinolones appear to be drug specific rather than a class effect. This includes any medicines you are taking which are available to buy without a prescription, as well as herbal and complementary medicines.
If you have ever had an allergic reaction to a medicine. How to take norfloxacin Before you start taking the tablets, read the manufacturer's printed information leaflet from inside the pack. Take norfloxacin exactly as your doctor tells you to.
The usual dose is one 400 mg tablet, taken twice a day. Swallow the tablet with a drink of water.
This is because your body absorbs less norfloxacin after a meal, which means the medicine is less effective.