How should I take this medicine?
# Take montelukast exactly as directed by your doctor. If you do not understand these directions, ask your pharmacist, nurse, or doctor to explain them to you.
# Montelukast is usually taken in the evening. Follow your doctor's instructions.
# Swallow the regular tablets with a glass of water.
# Chew the chewable tablets thoroughly before swallowing.
# The granules can be given either directly into the mouth or mixed with a spoonful of cold or room temperature applesauce, mashed carrots, rice, or ice cream. The packet should not be opened until ready to use. After opening the packet, the full dose must be administered within 15 minutes. Never store any mixed or unmixed granules for use after 15 minutes. The granules are not intended to be dissolved in liquid however, liquids may be taken after administration of the medication.
# Montelukast can be taken with or without food.
# Do not stop taking montelukast without first talking to your doctor. It may be some time before you begin to notice effects from this medication.
# Continue taking any other asthma medications, as directed by your doctor.
# Seek medical attention if you notice that you require more than your usual or more than the maximum amount of any asthma medication in a 24-hour period. An increased need for medication could be an early sign of a serious asthma attack.
What side effects may I notice
If you experience any of the following serious side effects, stop taking montelukast and seek emergency medical attention or notify your doctor immediately:
# an allergic reaction (difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives);
# numbness, tingling, or pain;
# a rash or unexplained open sores or bruising;
# a flu-like illness;
# severe inflammation (pain and swelling) of the sinuses; or
# worsening respiratory symptoms.
What drug(s) may interact with this medicine?
Before taking montelukast, tell your doctor if you are taking rifampin (Rimactane, Rifadin). You may not be able to take montelukast, or you may require a dosage adjustment or special monitoring during your treatment.
Drugs other than those listed here may also interact with montelukast. Talk to your doctor and pharmacist before taking any prescription or over-the-counter medicines, including herbal products.
What if I miss a dose?
Take the missed dose as soon as you remember. However, if it is almost time for the next dose, skip the missed dose and take the next regularly scheduled dose as directed. Do not take a double dose of this medication.
Where can I keep my medicine?
Store montelukast at room temperature away from moisture and heat.
What should I avoid while taking montelukast?
Avoid items or activities that may trigger an asthma attack.