Brompheniramine, (R)- is the R-enantiomer of Brompheniramine which is a potent histamine H1 receptors antagonist that is commonly marketed as its salt brompheniramine maleate as an OTC drug. It is readily available as an OTC drug and is indicated for the treatment of the symptoms of the common cold and allergic rhinitis, such as runny nose, itchy eyes, watery eyes, and sneezing. It is a first-generation antihistamine. Brompheniramine works by acting as an antagonist of histamine H1 receptors. It also functions as a moderately effective anticholinergic agent, and is likely an antimuscarinic agent similar to other common antihistamines such as diphenhydramine.

纯度：≥98%

CAS：32656-44-3