What is oseltamivir and zanamivir?

Zanamivir and oseltamivir are agents specifically designed to block the action of the influenza virus enzyme neuraminidase by occupying the catalytic site.

Which viral diseases are oseltamivir and zanamivir most effective?

Oseltamivir is as effective as the other neuraminidase inhibitor, zanamivir, in reducing the febrile period during infection with influenza A (H1N1), influenza A (H3N2), and influenza B virus. Oseltamivir is also used for postexposure prophylaxis against influenza A and B, including pandemic strains.

What is the medicine zanamivir used for?

Zanamivir belongs to the family of medicines called antivirals, which are used to treat infections caused by viruses. Zanamivir is used in the treatment of the infection caused by the flu virus (influenza A and influenza B). This medicine may also be used to prevent and treat swine influenza A.

What is best antibiotic for flu?

The CDC recommends baloxavir marboxil (Xofluza), oseltamivir (Tamiflu), peramivir (Rapivab), and zanamivir (Relenza) for flu. They are most effective when given within 48 hours after symptoms start to appear. These flu drugs can decrease the duration of the flu by one to two days if used within this early time period.

What is best medicine for viral infection?

Antiviral medications help the body fight off harmful viruses. The drugs can ease symptoms and shorten the length of a viral infection. Antivirals also lower the risk of getting or spreading viruses that cause herpes and HIV.

What is rimantadine used for?

Rimantadine is used to prevent or treat certain influenza (flu) infections (type A) in adults (17 years of age and older). It is also used to prevent flu infection (type A) in children (1 to 16 years of age). It may be given alone or along with flu shots. Rimantadine is an antiviral.

What are the side effects of oseltamivir?

Side Effects

  • Abdominal or stomach cramps or tenderness.
  • arm, back, or jaw pain.
  • bloating.
  • chest pain or discomfort.
  • diarrhea, watery and severe, which may also be bloody.
  • drooling.
  • facial swelling.
  • fast or irregular heartbeat.