Varicella vaccine
Varicella (Chickenpox) vaccine · IAP
| When to give | Dose 1 at 15 mo; Dose 2 at 4–6 yr. |
|---|---|
| Dose | 0.5 mL SC. ≥1,000 PFU of Oka strain (varies by product). Lyophilised, reconstituted with sterile water. |
| Route | Subcutaneous |
| Site | Thigh / right upper arm |
| Schedule / interval | Dose 2 given 3–6 months after Dose 1. |
Catch-up schedule
For those >12 years of age, the second dose is given 4 weeks after the first.
Adverse events (AEFI)
Mild local reaction; low-grade fever; sparse varicella-like rash in ~5%. Efficacy 70–90% (1 dose) → >95% (2 doses).
Brands available in India
Varilrix (GSK), Variped, Nexipox
Special considerations
Live vaccine — contraindicated in pregnancy & severe immunosuppression. Can combine (MMRV) or co-administer with MMR. Store 2–8°C, protect from light.
Common questions
When is the Varicella vaccine given?
Dose 1 at 15 mo; Dose 2 at 4–6 yr.
What is the Varicella vaccine dose and route?
0.5 mL SC. ≥1,000 PFU of Oka strain (varies by product). Lyophilised, reconstituted with sterile water. Route: Subcutaneous. Site: Thigh / right upper arm.
Can the Varicella vaccine be given late?
For those >12 years of age, the second dose is given 4 weeks after the first.
What are the side effects of the Varicella vaccine?
Mild local reaction; low-grade fever; sparse varicella-like rash in ~5%. Efficacy 70–90% (1 dose) → >95% (2 doses).
Which Varicella vaccine brands are available in India?
Varilrix (GSK), Variped, Nexipox
See the full IAP-ACVIP 2025 immunisation schedule →
About this page
Aligned with the IAP-ACVIP Recommended Immunization Schedule 2025 and compiled from standard paediatric references. Verify against the current product insert, the national schedule and your local protocol.
Spotted something wrong? Report an error on this page — corrections from clinicians are welcome and are reviewed before any change is published.
Last reviewed 2026-08-12.