#adrenergic_drug__adrenergic  drug that has the effects of epinephrine
  supertype:  vasoconstrictor__vasoconstrictive  any agent that causes a narrowing of an opening of a blood vessel: cold or stress or nicotine or epinephrine or norepinephrine or angiotensin or vasopressin or certain drugs; maintains or increases blood pressure
  subtype:  phenylephrine  a powerful vasoconstrictor used to dilate the pupils and relieve nasal congestion
  subtype:  phenylpropanolamine  an adrenergic drug used in many preparations to relieve allergic reactions or respiratory infections

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