Thank you for your query.
I hope you are talking about the "painless" injectable vaccinations like DPT
There is absolutely no compromise in immunogenicity or efficacy in these two kinds of vaccination.
The only difference being in the decreased incidence of pain and fever
You cab safely take the painless ones.
If you have any further queries you are free to consult me.Hope this answers your query.Wishing your child a speedy recovery.Have a nice day.