Does anyone know if Singulair can cause heart valve problems? I ...

Hi K,

These are the cardiac disorders reportedin connection with Singulair to the United Kingdom's Medicines and Healthcare Products Regulatory Agency from Jan 1, 2007 to December 17, 2008.

http://www.mhra.gov.uk/Safetyinformation/Reportingsafetyproblems/Medicines/Reportingsuspectedadversedrugreactions/Druganalysisprints/index.htm

and search under "montelukast"

Adams-Stokes syndrome
Bundle branch block right
Cyanosis
Palpitations
Congestive cardiomyopathy
Restrictive cardiomyopathy
Cardiac failure
Cardiac failure congestive
Acute myocardial infarction
Angina pectoris
Myocardial infarction
Left ventricular dysfunction
Arrhythmia
Cardiac flutter
Tachycardia
Tachycardia paroxysmal
Right ventricular failures: Cor pulmonale
Supraventricular tachycardia
Cardio-respiratory arrest
Ventricular extrasystoles

http://www.ehealthme.com/ is an adverse event database where you can search for a particular side effect.

Hope you are feeling well,
Jenna

Thanks, Jenna. Appreciate the info...will definitely look into it.