basophils ),has complex
physiologic and pathologic
effects, and is often released
locally.
药理学南开大学影响自体活性物质的药物
6
Histamine receptor subtypes
Receptor Subtype
H1
of intestinal S.M. Expand blood vessel Permeability↑
stimulate sensory nerve endings
Cause gastric acid, gastric pepsin and intrinsic factor production.
11
Histamine
Clinical use of histamine
内容
抗组胺药:H1受体阻断剂:对H1受体的阻 断作用。中枢作用及其它。临床用途,主 要不良反应。苯海拉明、异丙嗪(非那根 )、氯苯那敏(扑尔敏)、布克利嗪(安 其敏)。H2受体阻断剂:对H2受体的阻断 作用。西米替丁(甲氰咪呱)的抑酸作用 ,对消化性溃疡病的评价,不良反应。
药理学南开大学影响自体活性物质的药物
Subtype
Agonists
H1
2-(m-Flurophenyl)histamine
Dimaprit,
H2
impromidine,
amthamine
Partially Selective Antagonists
Diphenhydramine, promethazine, astemizole
Cimetidine, ranitidine
组胺和抗组胺药 Histamine and