Also known as: Norfloxacin
Constilax comes as a tablet to take by mouth. It is usually taken twice a day for 3 to 28 days. The length of treatment depends on the type of infection being treated. Your doctor will tell you how long to take Constilax. Take Constilax at around the same times every day and try to space your doses 12 hours apart. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Take Constilax exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor.
Take Constilax at least 1 hour before or 2 hours after meals or after drinking milk or eating dairy products.
Swallow the tablets with a full glass of water.
You should begin to feel better during the first few days of your treatment with Constilax. If your symptoms do not improve or if they get worse, call your doctor.
Take Constilax until you finish the prescription, even if you feel better. Do not stop taking Constilax without talking to your doctor unless you experience certain serious side effects listed in the IMPORTANT WARNING or SIDE EFFECT sections. If you stop taking Constilax too soon or if you skip doses, your infection may not be completely treated and the bacteria may become resistant to antibiotics.
Constilax is also sometimes used to treat certain infections of the stomach and intestines. Talk to your doctor about the risks of using this medication for your condition.
This medication may be prescribed for other uses; ask your doctor or pharmacist for more information.
You should not use Constilax if you have a history of myasthenia gravis, or if you are allergic to Constilax or similar antibiotics such as ciprofloxacin (Cipro), gemifloxacin (Factive), levofloxacin (Levaquin), moxifloxacin (Avelox), ofloxacin (Floxin), and others.
You should not use this medication if you have ever had swelling or tearing of a tendon caused by taking Constilax or similar antibiotics.
Before taking Constilax, tell your doctor if you have a heart rhythm disorder, kidney or liver disease, muscle weakness or trouble breathing, joint problems, a condition called pseudotumor cerebri, a history of seizures, a history of head injury or brain tumor, low levels of potassium in your blood (hypokalemia), a personal or family history of Long QT syndrome, or if you have ever had an allergic reaction to an antibiotic.
Avoid taking antacids, vitamin or mineral supplements, sucralfate (Carafate), or didanosine (Videx) powder or chewable tablets within 2 hours before or after you take Constilax.
Constilax may cause swelling or tearing of a tendon (the fiber that connects bones to muscles in the body), especially in the Achilles' tendon of the heel. These effects may be more likely to occur if you are over 60, if you take steroid medication, or if you have had a kidney, heart, or lung transplant. Stop taking Constilax and call your doctor at once if you have sudden pain, swelling, tenderness, stiffness, or movement problems in any of your joints. Rest the joint until you receive medical care or instructions.
If you overdose Generic Constilax and you don't feel good you should visit your doctor or health care provider immediately.
Store at room temperature away from moisture and heat. Keep the bottle tightly closed when not in use.