Singulair

Singulair helps control asthma by blocking substances that cause airways to narrow and swell.

Form
purutabletti
Strength
5 mg
Active Ingredient
Montelukast sodium
Manufacturer
N.V. Organon

How to Use

Dosage

One 5 mg chewable tablet once daily in the evening.

Method

Take by mouth, chew the tablet before swallowing.

Important

Maximum one 5 mg chewable tablet once a day. Do not take two doses on the same day.

Possible Side Effects

COMMON
  • •Headache
  • •Stomach pain
  • •Upper respiratory infection
  • •Diarrhea
  • •Nausea
  • •Vomiting
  • •Rash
  • •Fever
  • •Increased liver enzymes
RARE
  • •Allergic reactions (e.g., swelling of face, lips, tongue, and/or throat; trouble breathing or swallowing)
  • •Mood or behavior changes (e.g., anxiety, aggression, depression, seizures, bad dreams, trouble sleeping, sleepwalking, irritability, restlessness, hallucinations, confusion, thoughts of harming yourself, attention problems, memory problems, uncontrolled muscle movements, obsessive-compulsive actions, stuttering)
  • •Easier bleeding
  • •Shaking (tremor)
  • •Fast or irregular heartbeat (palpitations)
  • •Flu-like symptoms with tingling or numbness in arms/legs, worsening lung symptoms, or rash (Churg-Strauss syndrome)
  • •Low number of platelets (cells that help blood clot)
  • •Swelling or inflammation in the lungs
  • •Severe skin rashes
  • •Liver inflammation (hepatitis)
  • •Dizziness or feeling sleepy
  • •Numbness or tingling
  • •Nosebleeds
  • •Dry mouth, upset stomach
  • •Bruising, itching, or hives
  • •Joint or muscle pain, muscle cramps
  • •Bedwetting (in children)
  • •Feeling weak, tired, or generally unwell; swelling
  • •Painful red bumps under the skin (erythema nodosum)

Important Warnings

  • If your asthma or breathing gets worse, tell your doctor right away.
  • This medicine is not for sudden asthma attacks. Always carry your rescue inhaler.
  • Take all your asthma medicines as prescribed. Singulair does not replace other asthma medicines.
  • Contact your doctor if you get flu-like symptoms, tingling or numbness in your arms or legs, worsening lung symptoms, or a rash.
  • Do not use aspirin or similar pain relievers (NSAIDs) if they make your asthma worse.
Show 4 more warnings
  • Tell your doctor if you experience mood or behavior changes, like depression or suicidal thoughts.
  • Do not give this medicine to children under 6 years old.
  • Do not take Singulair with food. Take it 1 hour before or 2 hours after a meal.
  • Do not take other medicines that contain montelukast.