1) Agent 2) Viricide 1) Viricide 
A virucide (pronounced /ˈvī-rə-ˌsīd/ and alternatively spelled `viricide` and `viruscide`) is an agent (physical or chemical) that deactivates or destroys viruses. This differs from an antiviral drug which inhibits the development of the virus. ==List of virucide drugs for in body usage== Virkon Disinfectant/Cleaner P.W.S. Virucide (For v...
killing of viruses
antiviral Substance used to control viruses. [6]
<pharmacology> A chemical that destroys or inactivates a virus. ... (09 Oct 1997) ... 
(vi´rә-sīd) an agent that neutralizes or destroys a virus; see also antiviral.
Type: Term Pronunciation: vī′rŭ-sīd Definitions: 1. An agent active against virus infections. Synonyms: viricide
virucide, virucidal, viruscide The killing of viruses.
A substance that kills viruses.Kills viruses