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The discussion focuses primarily on the newer drugs like angiotensin converting enzyme inhibitors , alpha - adrenergic receptor blockers , and calcium antagonists .
 GENE: angiotensin converting enzyme; GENE: alpha - adrenergic receptor
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: angiotensin converting enzyme; GENE: alpha - adrenergic receptor