In autumn and winter, it's a high incidence season of influenza. What kind of medicine does your baby take when he has influenza? Oral dosage form has high oral bioavailability. After oral administration, it absorbs rapidly in the gastrointestinal tract, reaches the peak concentration in 3-4 hours, and the half-life is about 7.7 hours.
1. Oseltamivir
The oral dosage form has a high oral bioavailability. After oral administration, it is absorbed rapidly in the gastrointestinal tract, reaching the peak concentration in 3-4 hours, and the half-life is about 7.7 hours. For adults and children older than 1 year. In adults, 75 mg was given orally twice a day for 5 days. May cause nausea, vomiting, and increase the risk of headaches, kidney and mental complications.
2. Zanamivir
There is no oral dosage form. Generally, the drug is inhaled and directly enters the respiratory tract. After intranasal or oral administration, 10% - 20% of the drugs were absorbed on average, reaching the maximum plasma concentration in 1-2 h, and the average bioavailability was 2%. About 90% of the drugs were excreted in urine with a half-life of 3 h.
For adults and children over 7 years old. The adult dosage was 10mg, inhaled twice a day, and the course of treatment was 5 days. It may induce bronchospasm and allergic reaction, and should be used with caution in asthmatic patients.
3. Palamivir
Pramivir can be absorbed rapidly by oral administration, and the maximum plasma concentration can be reached 2-4 hours after administration. The drug was removed from the kidney by the prototype drug with a half-life of 7.7-20.8h. Therefore, it can be administered once a day. 300 mg / D for adults and 10 mg / kg for children. The course of treatment was 1 day for mild and 1-5 days for severe.
4. Precautions for taking medicine for baby influenza
The drugs taken by the baby for influenza must be purchased under the guidance of the doctor, and should not be bought randomly, especially antibiotics (commonly known as anti-inflammatory drugs); if it is not accompanied with bacterial infection symptoms (such as pneumonia), do not use antibiotics for the baby, because influenza is caused by viral infection rather than bacterial infection; Antibiotics do not work on virus search, so antibiotics will not only not cure cold, if abused, it may cause flora imbalance or drug resistance.