Which term refers to medications that end with "-vir"?

• A. Antibiotics
• B. Antivirals
• C. Antifungals
• D. Analgesics

Answer: (B)

Medications that end with "-vir" are classified as antivirals. This suffix is characteristic of drugs that are specifically designed to combat viral infections by inhibiting the development or replication of viruses. Antiviral medications target various stages of the viral life cycle, including entry into host cells and replication, thereby helping to manage or treat conditions caused by viruses. Examples of antiviral drugs include acyclovir, oseltamivir, and zidovudine, all of which are used in the treatment of different viral infections, such as herpes, influenza, and HIV, respectively.

In contrast, antibiotics are used to treat bacterial infections, antifungals target fungal infections, and analgesics are designed for pain relief, none of which share the "-vir" suffix indicative of antiviral agents. Understanding the classifications of these medications is crucial in pharmacology, as it guides clinicians in selecting appropriate treatments based on the type of infection present.