montelukast

Adverse Reactions/Side Effects

CNS: SUICIDAL THOUGHTS, agitation, aggression, anxiety, depression, disorientation, dream abnormalities, fatigue, hallucinations, headache, insomnia, irritability, restlessness, tremor, weakness.

EENT: nosebleed, otitis (children), sinusitis (children).

Resp: cough, rhinorrhea.

GI: abdominal pain, diarrhea (children), dyspepsia, nausea (children), ↑ liver enzymes.

Neuro: tremor.

Derm: rash.

Misc: EOSINOPHILIC CONDITIONS (INCLUDING CHURG-STRAUSS SYNDROME) , fever.

*CAPITALS indicates life-threatening.
*italic indicates most frequent.