More and more vaccines are being combined into a single shot, such as the measles-mumps-rubella shot. This means fewer shots need to be given. Even though the vaccines are combined, each gives the same protection as it would if it were given alone.
Is it okay to skip a shot when my child is sick?
On very rare occasions, your doctor may suggest waiting to have your child immunized. For example, you may need to wait when your child has:
But children usually can still get a shot even when they have a minor illness. This includes a cold, an ear infection, vomiting, or diarrhea. And children usually can still get a shot when they are taking antibiotics.
Talk to your doctor if you have any concerns about having your child immunized.