单词：labetalol 

名词

• 
  [1.n.labetalol] (同义词:[labetalol]  [labetalol_hydrochloride]  [Trandate]  [Normodyne]  )
• 
  注释列句：antihypertensive drug (trade names Trandate and Normodyne) that blocks alpha and beta-adrenergic receptors of the sympathetic nervous system (leading to a decrease in blood pressure)
• 上位词 -> [blocker( 雏形锻模, 预锻模 )]  [medicine( n. 药, 医学, 内科学, 内服药 vt. 给...用药 )]  [drug( n. 药, 麻药, 麻醉药, 滞销货 vi. <俗> 吸毒 vt. 使服毒品, 毒化 )]  [agent( n. 代理(商) )]  [causal_agent]  [physical_entity]  [entity( n. 实体 )]