Pentavalent vaccine includes diphtheria, pertussis, tetanus, polio and haemophilus influenza vaccines. In addition to fewer shots, there are other benefits of DPT5, such as higher safety, prevention of diseases, and better tolerance of the vaccinated. 1. Higher safety: The higher safety of DPT5 is due to the fact that the amount of preservative used is less than the total amount used in the respective vaccinations, which reduces some of the impurities and also reduces the probability of adverse reactions. Pentavalent vaccine provides fully inactivated polio vaccine, which is also safe for immunocompromised or deficient vaccinees. 2. Disease prevention: Pentavalent vaccine can reduce diseases such as whooping cough, tetanus, diphtheria, etc. It can also minimize the pain and adverse reactions of the vaccinated person during vaccination. 3. Better tolerated by the vaccinated: Pentavalent vaccine is immunogenic and generally does not cause significant irritation. It is well tolerated by the vaccinated person and has a high seroprotection rate. The above drugs are used in accordance with medical advice, and can normally be observed in the hospital for half an hour after vaccination, and any adverse reactions after vaccination should seek medical attention in a timely manner.