antiretroviral
Concise Oxford English Dictionary © 2008 Oxford University Press:
antiretroviral /ˌantɪˈrɛtrəʊˌvʌɪrəl/
▶adjective denoting or relating to a class of drugs which inhibit the activity of retroviruses such as HIV. ▶noun an antiretroviral drug.
'antiretroviral' also found in these Oxford entries:

