antiaddiction

As a noun antivirus

is a piece of software that is used to detect, delete and or neutralize computer-based viruses.

As an adjective antiaddiction is

countering addiction.

As a noun addiction

is (medicine) a state that is characterized by compulsive drug use or compulsive engagement in rewarding behavior, despite negative consequencesangres dh, bettinardi-angres k (october 2008) "the disease of addiction: origins, treatment, and recovery" dis mon 54 (10): 696–721 doi:101016/jdisamonth200807002 pmid 18790142malenka rc, nestler ej, hyman se (2009) "chapter 15: reinforcement and addictive disorders" in sydor a, brown ry molecular neuropharmacology: a foundation for clinical neuroscience (2nd ed) new york: mcgraw-hill medical pp 364–365, 375 isbn 9780071481274 "the defining feature of addiction is compulsive, out-of-control drug use, despite negative consequences compulsive eating, shopping, gambling, and sex–so-called “natural addictions”– indeed, addiction to both drugs and behavioral rewards may arise from similar dysregulation of the mesolimbic dopamine system".

As an adjective antiaddiction is

countering addiction.