Key: "S:" = Show Synset (semantic) relations, "W:" = Show Word (lexical) relations
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Noun
S: (n) metoprolol, Lopressor (beta blocker (trade name Lopressor) used in treating hypertension and angina and arrhythmia and acute myocardial infarction; has adverse side effects (depression and exacerbation of congestive heart failure etc.))