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					entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
				
			that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
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					causal agent, cause, causal agency go
any entity that produces an effect or is responsible for events or results
				
			any entity that produces an effect or is responsible for events or results
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		virility drug, anti-impotence drug
drug to treat impotence attributable to erectile dysfunction
	
				drug to treat impotence attributable to erectile dysfunction
noun.artifact
	4 Subcategories
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				phentolamine, Vasomax go 
a virility drug (trade name Vasomax) to treat erectile dysfunction in men
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				sildenafil, sildenafil citrate, Viagra go 
virility drug (trade name Viagra) used to treat erectile dysfunction in men
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				tadalafil, Cialis go 
virility drug (trade name Cialis) used to treat erectile dysfunction in men
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				vardenafil, Levitra go 
virility drug (trade name Levitra) used to treat erectile dysfunction in men