If you or someone you know is struggling with suicidal thoughts, you can call the U.S. National Suicide Prevention Lifeline at 988 any time day or night, or chat online. A new study on a drug ...

Add-on oral antihistamines or montelukast (Singulair) do not add much benefit ... to twice-daily azelastine (an intranasal antihistamine), fluticasone propionate, the combination of the two ...