atomic cocktail vs medication

atomic cocktail and medication both are nouns.

Word	Noun	Adjective	Verb	Adverb
atomic cocktail	Yes	No	No	No
medication	Yes	No	No	No

As nouns, medication is a hypernym of atomic cocktail; that is, medication is a word with a broader meaning than atomic cocktail:

atomic cocktail: an oral dose of radioactive substance used in treatment and diagnosis of cancer
medication: (medicine) something that treats or prevents or alleviates the symptoms of disease

Other hypernyms of atomic cocktail include medicament, medicinal drug, medicine.

atomic cocktail (noun)	medication (noun)
an oral dose of radioactive substance used in treatment and diagnosis of cancer	the act of treating with medicines or remedies
	(medicine) something that treats or prevents or alleviates the symptoms of disease