Modifies a noun

• antibacterial: Echinacea stimulates certain white blood cells and has antiviral, antibacterial as well as anti-inflammatory properties.

• medication: However studies have shown that patients with the virus can be treated with antiviral medication.

• immunity: The function of CD8+ T cells is covered in detail in the lecture on antiviral immunity.

• drug: Are there enough antiviral drugs available for everyone during a pandemic?

• therapy: With the advent of potent antiviral therapy, progression is no longer a one-way street.

• agent: Currently there are 18 specific antiviral agents licensed in the UK.

Used with adjective complement

• have: Echinacea stimulates certain white blood cells and has antiviral, antibacterial as well as anti-inflammatory properties.