Antiviral medicine are drugs used to treat viral infections. They work by targeting specific viruses and preventing them from reproducing within the body. Some common antiviral medications include those used to treat HIV, influenza, herpes, and hepatitis B and C. Antivirals are usually prescribed by a healthcare professional, and it's important to take them as directed to ensure maximum effectiveness. antiviral medicine also important to note that antivirals are not a cure for viral infections, and they may not work for all types of viruses. In some cases, antivirals may have side effects, so it's important to discuss any concerns with a healthcare professional.