Are you ready for the flu?

Oseltamivir phosphate is an anti-influenza virus medication that belongs to the class of neuraminidase inhibitors. It effectively inhibits the replication and transmission of influenza viruses. By suppressing the activity of neuraminidase in influenza viruses, it prevents the release of viruses from infected cells, thereby reducing the spread of viruses within the body.

Oseltamivir phosphate is used for the treatment of influenza A and B in both adults and children, and it is also effective in preventing the occurrence of influenza.

Drug Functions

Symptom Relief and Disease Course Shortening
Oseltamivir phosphate can effectively alleviate influenza symptoms such as fever, cough, sore throat, and muscle aches. It significantly shortens the duration of illness and reduces the severity of symptoms. Studies have shown that the duration of fever can be reduced by 1-2 days after using this drug, with an earlier onset of symptom relief. Additionally, it lowers the risk of complications.

Preventive Protection
For individuals exposed to the influenza virus, oseltamivir phosphate provides effective protection and reduces the risk of infection. Its preventive efficacy has been verified in multiple clinical trials.

（Mechanism of Action of Oseltamivir Phosphate）

Drug Advantages

① Potent Antiviral Activity
Oseltamivir phosphate directly targets the influenza virus, inhibiting its replication and spread, thereby treating influenza at its root cause.

② Convenient and Efficient
As an oral formulation, it is convenient and easily accepted by patients. It is rapidly absorbed after oral administration, quickly achieving effective blood concentrations and providing fast symptom relief. Oseltamivir phosphate is effective against various influenza virus strains, including those with higher drug resistance.

③ High Safety Profile
After years of clinical use, the safety of oseltamivir phosphate has been widely recognized. The incidence of adverse reactions is low, and most are mild gastrointestinal reactions.

Comparison with Similar Drugs

Common anti-influenza drugs on the market also include Arbidol and Amantadine. Compared with these drugs, oseltamivir phosphate has the following advantages:

① Broader Antiviral Spectrum
Oseltamivir phosphate is effective against both influenza A and B viruses, while Arbidol is mainly effective against influenza A.

② Low Drug Resistance
The risk of drug resistance development with long-term use of oseltamivir phosphate is relatively low.

③ Higher Safety
It has fewer adverse reactions and better patient tolerance.