zafirlukast

This medicine is a leukotriene receptor antagonist used for the prevention and long term treatment of asthma in patients 5 years of age and older. This medicine may be used for other conditions as determined by your doctor.

CAUTIONS: DO NOT TAKE THIS MEDICINE if you have had an allergic reaction to it or if you are allergic to any ingredient in this product. THIS MEDICINE WILL NOT STOP AN ASTHMA ATTACK once one has started. IF YOU ARE ALSO USING A BRONCHODILATOR INHALER, be sure to always carry the bronchodilator inhaler with you to use during asthma attacks. CONTACT YOUR DOCTOR IF YOUR SYMPTOMS DO NOT IMPROVE or if they become worse while you are using this medicine. DO NOT DECREASE YOUR DOSE OR STOP USING THIS MEDICINE or other asthma medicines without first checking with your doctor. Laboratory and/or medical tests, including liver function tests, may be performed to monitor your progress or to check for side effects. KEEP ALL DOCTOR AND LABORATORY APPOINTMENTS while you are using this medicine. THIS MEDICINE MAY RARELY CAUSE severe and sometimes fatal liver problems. Tell your doctor right away if you experience symptoms of liver problems (eg, yellowing of the skin or eyes, dark urine, flu-like symptoms, itching, loss of appetite, persistent nausea or stomach pain, unusual tiredness). IF YOUR DOCTOR TELLS YOU THAT YOU HAVE HAD LIVER DAMAGE DUE TO USE OF THIS MEDICINE, do not take this medicine again. SOME PATIENTS TAKING THIS MEDICINE HAVE DEVELOPED MENTAL OR MOOD CHANGES. Contact your doctor immediately if you experience symptoms such as agitation, aggression, hostility, anxiety, depression, strange dreams, trouble sleeping, sleepwalking, tremor, hallucinations, restlessness, irritability, or any unusual change in mood or behavior. Contact your doctor immediately if any signs of suicidal thoughts or actions occur. BEFORE YOU BEGIN TAKING ANY NEW MEDICINE, either prescription or over-the-counter, check with your doctor or pharmacist. CAUTION IS ADVISED WHEN USING THIS MEDICINE IN THE ELDERLY because they may be more sensitive to the effects of the medicine. FOR WOMEN: IF YOU PLAN ON BECOMING PREGNANT, discuss with your doctor the benefits and risks of using this medicine during pregnancy. THIS MEDICINE IS EXCRETED IN BREAST MILK. DO NOT BREAST-FEED while taking this medicine.