drug cocktail vs HAART

drug cocktail and HAART both are nouns.

Word	Noun	Adjective	Verb	Adverb
drug cocktail	Yes	No	No	No
HAART	Yes	No	No	No

As nouns, drug cocktail and HAART are synonyms defined as:

drug cocktail and HAART: a combination of protease inhibitors taken with reverse transcriptase inhibitors; used in treating AIDS and HIV

Other synonyms of drug cocktail include highly active antiretroviral therapy.

drug cocktail (noun)	HAART (noun)
a combination of protease inhibitors taken with reverse transcriptase inhibitors; used in treating AIDS and HIV	a combination of protease inhibitors taken with reverse transcriptase inhibitors; used in treating AIDS and HIV