- Forum: Diptheria, Pertussis, & Tetanus
- Thread: What causes the DTaP scream?
My ds1 did not have the screaming after his DTaP vaxes (which he is mostly up to date on, we didn't quit till after 18 months) but after his MMR at 18 months, it was awful. I can't describe the sounds. It didn't start right away, it...