Singulair
Information
Generic Name: E: MONTELUKAST (mon-te-LOO-kast)
Common Uses: This medicine is used for the prevention and long-term
treatment of asthma. It is also used to treat hay fever (seasonal allergic
rhinitis). Montelukast works by blocking substances in the body called
leukotrienes. Blocking leukotrienes improves asthma and seasonal allergic
rhinitis symptoms.
How to use this Medicine: Follow the directions for using this medicine
provided by your doctor. This medicine may come with a patient leaflet.
Read it carefully. Ask your doctor, nurse, or pharmacist any questions
that you may have about this medicine. CHEW THOROUGHLY before swallowing.
This medicine may be taken on an empty stomach or with food. Generally, if
this medicine is being taken for asthma, it is taken once daily in the
evening. If taking for hay fever (seasonal allergic rhinitis), take the
medicine at about the same time each day (either morning or evening). If
you are taking for both asthma and hay fever, take the medicine in the
evening. STORE THIS MEDICINE at room temperature 77 degrees F (25 degrees
C) in a tightly-closed container, away from heat, moisture, and light.
Brief storage between 59 and 86 degrees F (15 and 30 degrees C) is
permitted. CONTINUE TO TAKE THIS MEDICINE even if you feel well. Do not
miss any doses. IF YOU MISS A DOSE OF THIS MEDICINE use it as soon as your
remember. If it is almost time for your next dose, skip the missed dose
and go back to your regular dosing schedule. DO NOT take 2 doses at once.
Cautions: 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 inhaler with you to use during asthma attacks. Consult your
doctor or pharmacist for specific advice on all drug therapy. CONTACT YOUR
DOCTOR IF YOUR SYMPTOMS DO NOT IMPROVE or if they become worse while you
are using this medicine. If your short-acting inhaler use increases or if
use exceeds the 24-hour maximum prescribed by the doctor. DO NOT STOP
USING THIS MEDICINE or any other asthma medicine without first checking
with your doctor. KEEP ALL DOCTOR AND LABORATORY APPOINTMENTS while you
are using this medicine. Laboratory and/or medical tests should be
performed periodically to monitor your progress or check for side effects.
Check with your doctor for more information. BEFORE YOU BEGIN TAKING ANY
NEW MEDICINE, either prescription or over-the-counter, check with your
doctor or pharmacist. PHENYLKETONURICS: this medicine may contain
aspartame, if you have phenylketonuria (PKU) or any other condition where
you must restrict your intake of aspartame (or phenylalanine), consult
your doctor or pharmacist regarding the safe use of this medicine. FOR
WOMEN: IF YOU PLAN ON BECOMING PREGNANT, discuss with your doctor the
benefits and risks of using this medicine during pregnancy. IT IS UNKNOWN
IF THIS MEDICINE IS EXCRETED in breast milk. IF YOU ARE OR WILL BE
BREAST-FEEDING while you are using this medicine, check with your doctor
or pharmacist to discuss the risks to your baby.
Possible Side Effects: SIDE EFFECTS that may occur while taking this
medicine include unusual weakness, stomach upset, diarrhea, dizziness,
cough, headache, nausea, vomiting, trouble sleeping, or mouth pain. If
they continue or are bothersome, contact your doctor. CONTACT YOUR DOCTOR
IMMEDIATELY if you experience hallucinations, fever, persistent sore
throat or earache, or flu symptoms. CONTACT YOUR DOCTOR IMMEDIATELY if you
experience any of these highly unlikely but serious side effects including
stomach pain, muscle aches/cramps, irregular heartbeat, yellowing
eyes/skin, numbness/tingling of the hands or feet, easy bruising or
bleeding, swelling, or seizures. AN ALLERGIC REACTION to this medicine is
unlikely, but seek immediate medical attention if it occurs. Symptoms of
an allergic reaction include rash, itching, severe swelling, severe
dizziness, or trouble breathing. If you notice other effects not listed
above, contact your doctor, nurse, or pharmacist.
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