brompheniramine maleate: antihistamine (trade name Dimetane) used to treat hypersensitivity reactions (as rhinitis)
antihistamine: a medicine used to treat allergies and hypersensitive reactions and colds; works by counteracting the effects of histamine on a receptor site
lymphokine: a cytokine secreted by helper T cells in response to stimulation by antigens and that acts on other cells of the immune system (as by activating macrophages)