Oseltamivir

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 effective against both influenza A and B viruses.
2. It is most effective when taken within 48 hours of the onset of flu symptoms.
3. Common side effects include nausea and vomiting.
4. Oseltamivir can be used prophylactically to prevent influenza in individuals exposed to the virus.
5. It is available in oral form as a capsule or liquid suspension.

Review Questions

• What types of influenza viruses does oseltamivir target?
• Why is it important to take oseltamivir within 48 hours of symptom onset?
• What are common side effects associated with oseltamivir?

Related terms

Neuraminidase Inhibitors: A class of drugs that block the function of the viral neuraminidase protein, preventing the spread of the virus.

Influenza A Virus: A subtype of the influenza virus that can cause respiratory infections in humans and animals.

Prophylaxis: Preventive treatment aimed at preventing disease before it occurs.