How many doses are there in the pentavalent vaccine?

Nov 08, 2024 Source: Cainiu Health

Dr. Yang Ziqi

Introduction

Under normal circumstances, the pentavalent vaccine requires a total of four injections. The pentavalent vaccine is a combination vaccine that includes diphtheria, tetanus, acellular pertussis (DTaP) adsorbed vaccine, inactivated poliovirus vaccine, and Haemophilus influenzae type b (Hib) conjugate vaccine. It can be used to prevent five diseases: diphtheria, tetanus, pertussis, poliomyelitis, and invasive infections caused by Haemophilus influenzae type b.

Under normal circumstances, the pentavalent vaccine consists of a total of four doses.

The pentavalent vaccine is a combined vaccine, which includes diphtheria, tetanus, and acellular pertussis (DTaP) vaccine adsorbed, diphtheria vaccine adsorbed, tetanus vaccine adsorbed, inactivated poliovirus vaccine (IPV) of the Sabin strain, and Haemophilus influenzae type b (Hib) conjugate vaccine. This vaccine is commonly used for infants and young children to prevent five diseases: diphtheria, tetanus, pertussis, poliomyelitis, and invasive infections caused by Haemophilus influenzae type b.

The usual immunization schedule involves three primary doses administered at two months, three months, and four months of age or at three months, four months, and five months of age, followed by one booster dose at 18 months of age. If the child develops any illness during the vaccination period, the vaccination may be postponed under a doctor's guidance. However, it is important to complete the three primary doses within 12 months of age. The booster dose can also be given around 24 months of age but is generally recommended at 18 months.

Administration of the pentavalent vaccine should be conducted under medical supervision and strictly according to the recommended immunization schedule to ensure vaccine effectiveness and safety. If any questions or adverse reactions occur, timely medical consultation is advised.

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