LITTLE KNOWN FACTS ABOUT PROMETHAZINE FOR SALE.

Promethazine works on histamine-one (H1) receptors. H1 receptors are current inside the bronchial tubes and inside the circulatory procedure. The attachment of histamine to these receptors results in bronchoconstriction and greater vascular permeability, which leads to plasma leakage.On account of inconsistencies amongst the drug labels on DailyMed