efficacious vs potent

efficacious and potent both are adjectives.

Word	Noun	Adjective	Verb	Adverb
efficacious	No	Yes	No	No
potent	No	Yes	No	No

efficacious (adjective)	potent (adjective)
marked by qualities giving the power to produce an intended effect	having a strong physiological or chemical effect
producing or capable of producing an intended result or having a striking effect	(of a male) capable of copulation
	having great influence
	having or wielding force or authority