Olsetamivir

Definition

Oseltamivir is an antiviral medication used to treat and prevent influenza A and B. It works by inhibiting the neuraminidase enzyme, which is essential for viral replication.

5 Must Know Facts For Your Next Test

1. Oseltamivir is most effective when taken within 48 hours of symptom onset.
2. It inhibits the release of new viral particles from infected cells, thereby limiting the spread of the virus.
3. Common side effects include nausea and vomiting.
4. Oseltamivir is available in both oral capsule and liquid formulations.
5. It is often prescribed as a prophylactic measure during flu outbreaks.

Review Questions

• How does oseltamivir inhibit the influenza virus?
• When should oseltamivir be administered for maximum effectiveness?
• What are common side effects associated with oseltamivir?

Related terms

Neuraminidase Inhibitor: A class of antiviral drugs that block the function of the neuraminidase protein in influenza viruses.

Influenza A and B: Two types of influenza viruses that cause seasonal epidemics in humans.

Antiviral Drugs: Medications used to treat viral infections by inhibiting the development or spread of viruses.