Antiviral resistance has been reported in antivirals for herpes, HIV, hepatitis B and C, and influenza, but antiviral resistance is a possibility for all viruses.

Antiviral medications help your body fight off infections. They’re like extra reinforcements that work alongside your body’s natural defenses to keep you safe from the invading virus.

3 days ago · Antiviral drug, any agent used in the treatment of an infectious disease caused by a virus. Antiviral agents generally are designed to block viral replication or disable viral proteins. Examples of …

Nov 20, 2025 · Flu antiviral drugs are prescription medicines that can be used to treat flu illness. They can lessen symptoms and shorten the time you are sick. Antiviral drugs work best when started …

Jul 20, 2025 · Antiviral drugs are a class of medications used for treating infections caused by viruses. Their primary role is to stop a virus from replicating, rather than destroying the virus directly.

An antiviral is a type of drug specifically designed to treat viral infections. Unlike antibiotics, which treat infections caused by bacteria, antivirals work against specific viruses by interfering with their ability to …

Jan 20, 2025 · Explore antiviral medications, their role in treating viral infections like flu, HIV, and COVID-19, how they work, their uses, and important safety considerations.

2 days ago · What you need to know about flu treatments as cases spike across the US There are four antiviral medications approved by the FDA to treat influenza.

Valtrex (Valacyclovir) is an antiviral medication primarily used to treat herpes simplex virus infections, including genital herpes, cold sores, and shingles. As a prodrug of acyclovir, it offers improved …

Discover how antiviral drugs work, their benefits, common side effects, and precautions. Learn about prescription antivirals, over-the-counter options, and effective treatments for viral infections.