π April 10, 2026 Β· βοΈ Dr. Aisha Khan, MD FAAP Β· β±οΈ 4 min read
Vaccines are one of the greatest public health achievements in history. They have eliminated or drastically reduced diseases that once killed or disabled millions of children. Understanding the vaccination schedule can help parents protect their children with confidence.
Vaccines train the immune system to recognize and fight specific pathogens without causing the disease. When a child is vaccinated, they not only protect themselves, but also contribute to "herd immunity" β protecting those who cannot be vaccinated, such as newborns and immunocompromised individuals.
The national immunization schedule is carefully designed by pediatric experts to provide protection at the earliest ages when children are most vulnerable. Here is a simplified overview:
| Age | Vaccines |
|---|---|
| At Birth | Hepatitis B (HepB) β Dose 1 |
| 2 Months | DTaP, Hib, IPV, PCV13, Rotavirus, HepB #2 |
| 4 Months | DTaP, Hib, IPV, PCV13, Rotavirus |
| 6 Months | DTaP, Hib, IPV, PCV13, Rotavirus, HepB #3, Influenza (seasonal) |
| 12β15 Months | MMR, Varicella, Hepatitis A, PCV13 booster |
| 4β6 Years | DTaP, MMR, Varicella, IPV boosters |
| 11β12 Years | Tdap, HPV series, Meningococcal vaccine |
Vaccines undergo rigorous clinical trials for safety and efficacy before approval. Post-marketing surveillance continues after release. Serious adverse effects are extremely rare β far rarer than the complications from the diseases vaccines prevent.
Common mild reactions β a sore arm, low-grade fever, or fussiness β are signs that the immune system is responding. These usually resolve within 1β2 days.
Do vaccines cause autism? No. This has been exhaustively studied across millions of children worldwide. The original 1998 paper suggesting a link was retracted due to fraud, and subsequent studies have consistently found no connection.
Can my child get the disease from the vaccine? Live-attenuated vaccines (like MMR and Varicella) use weakened viruses and cannot cause the full disease in healthy children. Inactivated vaccines use killed pathogens and cannot cause infection at all.
Always keep a physical copy of your child's immunization record. Update it after each visit and bring it to all medical appointments and school enrollments. Our pediatric team at Sanjeevani Hospital can also maintain a digital record for you.