Diptheria / Polio/ Tetanus (DTP)
The DTP vaccine protects against diphtheria, tetanus and polio. These are serious diseases that can be life-threatening.
You need a total of 5 doses of the diphtheria, tetanus and polio vaccine to build up immunity. This will give you longer-term protection.
You should have had:
the first 3 doses as a baby
the fourth dose before you started primary school (after turning 3 years and 4 months)
You should have the fifth dose in S3 (around 14 years old).